Merge pull request #10805 from taosdata/feature/3.0_wxy

TD-13675 rollup, alter db, alter table syntax definition, and logic plan code reorganize.

include/common/tmsg.h

@@ -111,15 +111,16 @@ typedef enum _mgmt_table {
   TSDB_MGMT_TABLE_MAX,
 } EShowType;
 
-#define TSDB_ALTER_TABLE_ADD_TAG         1
-#define TSDB_ALTER_TABLE_DROP_TAG        2
-#define TSDB_ALTER_TABLE_UPDATE_TAG_NAME 3
-#define TSDB_ALTER_TABLE_UPDATE_TAG_VAL  4
-
+#define TSDB_ALTER_TABLE_ADD_TAG             1
+#define TSDB_ALTER_TABLE_DROP_TAG            2
+#define TSDB_ALTER_TABLE_UPDATE_TAG_NAME     3
+#define TSDB_ALTER_TABLE_UPDATE_TAG_VAL      4
 #define TSDB_ALTER_TABLE_ADD_COLUMN          5
 #define TSDB_ALTER_TABLE_DROP_COLUMN         6
 #define TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES 7
 #define TSDB_ALTER_TABLE_UPDATE_TAG_BYTES    8
+#define TSDB_ALTER_TABLE_UPDATE_OPTIONS      9
+#define TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME  10
 
 #define TSDB_FILL_NONE      0
 #define TSDB_FILL_NULL      1

include/common/ttokendef.h

@@ -34,128 +34,147 @@
 #define TK_NK_REM                          16
 #define TK_NK_CONCAT                       17
 #define TK_CREATE                          18
-#define TK_USER                            19
-#define TK_PASS                            20
-#define TK_NK_STRING                       21
-#define TK_ALTER                           22
-#define TK_PRIVILEGE                       23
-#define TK_DROP                            24
-#define TK_SHOW                            25
-#define TK_USERS                           26
-#define TK_DNODE                           27
-#define TK_PORT                            28
-#define TK_NK_INTEGER                      29
-#define TK_DNODES                          30
-#define TK_NK_ID                           31
-#define TK_NK_IPTOKEN                      32
-#define TK_QNODE                           33
-#define TK_ON                              34
-#define TK_QNODES                          35
-#define TK_DATABASE                        36
-#define TK_DATABASES                       37
-#define TK_USE                             38
-#define TK_IF                              39
-#define TK_NOT                             40
-#define TK_EXISTS                          41
-#define TK_BLOCKS                          42
-#define TK_CACHE                           43
-#define TK_CACHELAST                       44
-#define TK_COMP                            45
-#define TK_DAYS                            46
-#define TK_FSYNC                           47
-#define TK_MAXROWS                         48
-#define TK_MINROWS                         49
-#define TK_KEEP                            50
-#define TK_PRECISION                       51
-#define TK_QUORUM                          52
-#define TK_REPLICA                         53
-#define TK_TTL                             54
-#define TK_WAL                             55
-#define TK_VGROUPS                         56
-#define TK_SINGLE_STABLE                   57
-#define TK_STREAM_MODE                     58
-#define TK_TABLE                           59
-#define TK_NK_LP                           60
-#define TK_NK_RP                           61
-#define TK_STABLE                          62
-#define TK_TABLES                          63
-#define TK_STABLES                         64
-#define TK_USING                           65
-#define TK_TAGS                            66
-#define TK_NK_DOT                          67
-#define TK_NK_COMMA                        68
-#define TK_COMMENT                         69
-#define TK_BOOL                            70
-#define TK_TINYINT                         71
-#define TK_SMALLINT                        72
-#define TK_INT                             73
-#define TK_INTEGER                         74
-#define TK_BIGINT                          75
-#define TK_FLOAT                           76
-#define TK_DOUBLE                          77
-#define TK_BINARY                          78
-#define TK_TIMESTAMP                       79
-#define TK_NCHAR                           80
-#define TK_UNSIGNED                        81
-#define TK_JSON                            82
-#define TK_VARCHAR                         83
-#define TK_MEDIUMBLOB                      84
-#define TK_BLOB                            85
-#define TK_VARBINARY                       86
-#define TK_DECIMAL                         87
-#define TK_SMA                             88
-#define TK_INDEX                           89
-#define TK_FULLTEXT                        90
-#define TK_FUNCTION                        91
-#define TK_INTERVAL                        92
-#define TK_TOPIC                           93
-#define TK_AS                              94
-#define TK_MNODES                          95
-#define TK_NK_FLOAT                        96
-#define TK_NK_BOOL                         97
-#define TK_NK_VARIABLE                     98
-#define TK_BETWEEN                         99
-#define TK_IS                             100
-#define TK_NULL                           101
-#define TK_NK_LT                          102
-#define TK_NK_GT                          103
-#define TK_NK_LE                          104
-#define TK_NK_GE                          105
-#define TK_NK_NE                          106
-#define TK_NK_EQ                          107
-#define TK_LIKE                           108
-#define TK_MATCH                          109
-#define TK_NMATCH                         110
-#define TK_IN                             111
-#define TK_FROM                           112
-#define TK_JOIN                           113
-#define TK_INNER                          114
-#define TK_SELECT                         115
-#define TK_DISTINCT                       116
-#define TK_WHERE                          117
-#define TK_PARTITION                      118
-#define TK_BY                             119
-#define TK_SESSION                        120
-#define TK_STATE_WINDOW                   121
-#define TK_SLIDING                        122
-#define TK_FILL                           123
-#define TK_VALUE                          124
-#define TK_NONE                           125
-#define TK_PREV                           126
-#define TK_LINEAR                         127
-#define TK_NEXT                           128
-#define TK_GROUP                          129
-#define TK_HAVING                         130
-#define TK_ORDER                          131
-#define TK_SLIMIT                         132
-#define TK_SOFFSET                        133
-#define TK_LIMIT                          134
-#define TK_OFFSET                         135
-#define TK_ASC                            136
-#define TK_DESC                           137
-#define TK_NULLS                          138
-#define TK_FIRST                          139
-#define TK_LAST                           140
+#define TK_ACCOUNT                         19
+#define TK_NK_ID                           20
+#define TK_PASS                            21
+#define TK_NK_STRING                       22
+#define TK_ALTER                           23
+#define TK_PPS                             24
+#define TK_TSERIES                         25
+#define TK_STORAGE                         26
+#define TK_STREAMS                         27
+#define TK_QTIME                           28
+#define TK_DBS                             29
+#define TK_USERS                           30
+#define TK_CONNS                           31
+#define TK_STATE                           32
+#define TK_USER                            33
+#define TK_PRIVILEGE                       34
+#define TK_DROP                            35
+#define TK_SHOW                            36
+#define TK_DNODE                           37
+#define TK_PORT                            38
+#define TK_NK_INTEGER                      39
+#define TK_DNODES                          40
+#define TK_NK_IPTOKEN                      41
+#define TK_LOCAL                           42
+#define TK_QNODE                           43
+#define TK_ON                              44
+#define TK_QNODES                          45
+#define TK_DATABASE                        46
+#define TK_DATABASES                       47
+#define TK_USE                             48
+#define TK_IF                              49
+#define TK_NOT                             50
+#define TK_EXISTS                          51
+#define TK_BLOCKS                          52
+#define TK_CACHE                           53
+#define TK_CACHELAST                       54
+#define TK_COMP                            55
+#define TK_DAYS                            56
+#define TK_FSYNC                           57
+#define TK_MAXROWS                         58
+#define TK_MINROWS                         59
+#define TK_KEEP                            60
+#define TK_PRECISION                       61
+#define TK_QUORUM                          62
+#define TK_REPLICA                         63
+#define TK_TTL                             64
+#define TK_WAL                             65
+#define TK_VGROUPS                         66
+#define TK_SINGLE_STABLE                   67
+#define TK_STREAM_MODE                     68
+#define TK_RETENTIONS                      69
+#define TK_FILE_FACTOR                     70
+#define TK_NK_FLOAT                        71
+#define TK_TABLE                           72
+#define TK_NK_LP                           73
+#define TK_NK_RP                           74
+#define TK_STABLE                          75
+#define TK_TABLES                          76
+#define TK_STABLES                         77
+#define TK_ADD                             78
+#define TK_COLUMN                          79
+#define TK_MODIFY                          80
+#define TK_RENAME                          81
+#define TK_TAG                             82
+#define TK_SET                             83
+#define TK_NK_EQ                           84
+#define TK_USING                           85
+#define TK_TAGS                            86
+#define TK_NK_DOT                          87
+#define TK_NK_COMMA                        88
+#define TK_COMMENT                         89
+#define TK_BOOL                            90
+#define TK_TINYINT                         91
+#define TK_SMALLINT                        92
+#define TK_INT                             93
+#define TK_INTEGER                         94
+#define TK_BIGINT                          95
+#define TK_FLOAT                           96
+#define TK_DOUBLE                          97
+#define TK_BINARY                          98
+#define TK_TIMESTAMP                       99
+#define TK_NCHAR                          100
+#define TK_UNSIGNED                       101
+#define TK_JSON                           102
+#define TK_VARCHAR                        103
+#define TK_MEDIUMBLOB                     104
+#define TK_BLOB                           105
+#define TK_VARBINARY                      106
+#define TK_DECIMAL                        107
+#define TK_SMA                            108
+#define TK_ROLLUP                         109
+#define TK_INDEX                          110
+#define TK_FULLTEXT                       111
+#define TK_FUNCTION                       112
+#define TK_INTERVAL                       113
+#define TK_TOPIC                          114
+#define TK_AS                             115
+#define TK_MNODES                         116
+#define TK_NK_BOOL                        117
+#define TK_NK_VARIABLE                    118
+#define TK_BETWEEN                        119
+#define TK_IS                             120
+#define TK_NULL                           121
+#define TK_NK_LT                          122
+#define TK_NK_GT                          123
+#define TK_NK_LE                          124
+#define TK_NK_GE                          125
+#define TK_NK_NE                          126
+#define TK_LIKE                           127
+#define TK_MATCH                          128
+#define TK_NMATCH                         129
+#define TK_IN                             130
+#define TK_FROM                           131
+#define TK_JOIN                           132
+#define TK_INNER                          133
+#define TK_SELECT                         134
+#define TK_DISTINCT                       135
+#define TK_WHERE                          136
+#define TK_PARTITION                      137
+#define TK_BY                             138
+#define TK_SESSION                        139
+#define TK_STATE_WINDOW                   140
+#define TK_SLIDING                        141
+#define TK_FILL                           142
+#define TK_VALUE                          143
+#define TK_NONE                           144
+#define TK_PREV                           145
+#define TK_LINEAR                         146
+#define TK_NEXT                           147
+#define TK_GROUP                          148
+#define TK_HAVING                         149
+#define TK_ORDER                          150
+#define TK_SLIMIT                         151
+#define TK_SOFFSET                        152
+#define TK_LIMIT                          153
+#define TK_OFFSET                         154
+#define TK_ASC                            155
+#define TK_DESC                           156
+#define TK_NULLS                          157
+#define TK_FIRST                          158
+#define TK_LAST                           159
 
 #define TK_NK_SPACE                       300
 #define TK_NK_COMMENT                     301

include/common/ttypes.h

@@ -27,7 +27,7 @@ extern "C" {
 typedef int32_t  VarDataOffsetT;
 typedef uint32_t TDRowLenT;
 typedef uint8_t  TDRowValT;
-typedef uint16_t col_id_t;
+typedef int16_t  col_id_t;
 typedef int8_t   col_type_t;
 
 #pragma pack(push, 1)

include/libs/nodes/cmdnodes.h

@@ -127,6 +127,18 @@ typedef struct SDropSuperTableStmt {
   bool ignoreNotExists;
 } SDropSuperTableStmt;
 
+typedef struct SAlterTableStmt {
+  ENodeType type;
+  char dbName[TSDB_DB_NAME_LEN];
+  char tableName[TSDB_TABLE_NAME_LEN];
+  int8_t alterType;
+  char colName[TSDB_COL_NAME_LEN];
+  char newColName[TSDB_COL_NAME_LEN];
+  STableOptions* pOptions;
+  SDataType dataType;
+  SValueNode* pVal;
+} SAlterTableStmt;
+
 typedef struct SCreateUserStmt {
   ENodeType type;
   char useName[TSDB_USER_LEN];
@@ -158,6 +170,13 @@ typedef struct SDropDnodeStmt {
   int32_t port;
 } SDropDnodeStmt;
 
+typedef struct SAlterDnodeStmt {
+  ENodeType type;
+  int32_t dnodeId;
+  char config[TSDB_DNODE_CONFIG_LEN];
+  char value[TSDB_DNODE_VALUE_LEN];
+} SAlterDnodeStmt;
+
 typedef struct SShowStmt {
   ENodeType type;
   char dbName[TSDB_DB_NAME_LEN];
@@ -215,6 +234,12 @@ typedef struct SDropTopicStmt {
   bool ignoreNotExists;
 } SDropTopicStmt;
 
+typedef struct SAlterLocalStmt {
+  ENodeType type;
+  char config[TSDB_DNODE_CONFIG_LEN];
+  char value[TSDB_DNODE_VALUE_LEN];
+} SAlterLocalStmt;
+
 #ifdef __cplusplus
 }
 #endif

include/libs/nodes/nodes.h

@@ -85,6 +85,7 @@ typedef enum ENodeType {
   QUERY_NODE_DROP_TABLE_CLAUSE,
   QUERY_NODE_DROP_TABLE_STMT,
   QUERY_NODE_DROP_SUPER_TABLE_STMT,
+  QUERY_NODE_ALTER_TABLE_STMT,
   QUERY_NODE_SHOW_TABLES_STMT, // temp
   QUERY_NODE_SHOW_STABLES_STMT,
   QUERY_NODE_CREATE_USER_STMT,
@@ -94,6 +95,7 @@ typedef enum ENodeType {
   QUERY_NODE_USE_DATABASE_STMT,
   QUERY_NODE_CREATE_DNODE_STMT,
   QUERY_NODE_DROP_DNODE_STMT,
+  QUERY_NODE_ALTER_DNODE_STMT,
   QUERY_NODE_SHOW_DNODES_STMT,
   QUERY_NODE_SHOW_VGROUPS_STMT,
   QUERY_NODE_SHOW_MNODES_STMT,
@@ -104,6 +106,7 @@ typedef enum ENodeType {
   QUERY_NODE_DROP_QNODE_STMT,
   QUERY_NODE_CREATE_TOPIC_STMT,
   QUERY_NODE_DROP_TOPIC_STMT,
+  QUERY_NODE_ALTER_LOCAL_STMT,
 
   // logic plan node
   QUERY_NODE_LOGIC_PLAN_SCAN,
@@ -163,6 +166,7 @@ SNodeList* nodesMakeList();
 int32_t nodesListAppend(SNodeList* pList, SNodeptr pNode);
 int32_t nodesListStrictAppend(SNodeList* pList, SNodeptr pNode);
 int32_t nodesListAppendList(SNodeList* pTarget, SNodeList* pSrc);
+int32_t nodesListStrictAppendList(SNodeList* pTarget, SNodeList* pSrc);
 SListCell* nodesListErase(SNodeList* pList, SListCell* pCell);
 SNodeptr nodesListGetNode(SNodeList* pList, int32_t index);
 void nodesDestroyList(SNodeList* pList);

include/libs/nodes/plannodes.h

@@ -26,7 +26,6 @@ extern "C" {
 
 typedef struct SLogicNode {
   ENodeType type;
-  int32_t id;
   SNodeList* pTargets; // SColumnNode
   SNode* pConditions;
   SNodeList* pChildren;
@@ -167,6 +166,7 @@ typedef struct SScanPhysiNode {
 
 typedef SScanPhysiNode SSystemTableScanPhysiNode;
 typedef SScanPhysiNode STagScanPhysiNode;
+typedef SScanPhysiNode SStreamScanPhysiNode;
 
 typedef struct STableScanPhysiNode {
   SScanPhysiNode scan;

include/libs/nodes/querynodes.h

@@ -23,6 +23,9 @@ extern "C" {
 #include "nodes.h"
 #include "tmsg.h"
 
+#define TABLE_META_SIZE(pMeta) (NULL == (pMeta) ? 0 : (sizeof(STableMeta) + ((pMeta)->tableInfo.numOfColumns + (pMeta)->tableInfo.numOfTags) * sizeof(SSchema)))
+#define VGROUPS_INFO_SIZE(pInfo) (NULL == (pInfo) ? 0 : (sizeof(SVgroupsInfo) + (pInfo)->numOfVgroups * sizeof(SVgroupInfo)))
+
 typedef struct SRawExprNode {
   ENodeType nodeType;
   char* p;

include/libs/parser/parser.h

@@ -26,6 +26,7 @@ typedef struct SParseContext {
   uint64_t         requestId;
   int32_t          acctId;
   const char      *db;
+  bool             streamQuery;
   void            *pTransporter;
   SEpSet           mgmtEpSet;
   const char      *pSql;           // sql string

include/util/taoserror.h

@@ -482,6 +482,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_PAR_PASSWD_EMPTY              TAOS_DEF_ERROR_CODE(0, 0x2611)
 #define TSDB_CODE_PAR_INVALID_PORT              TAOS_DEF_ERROR_CODE(0, 0x2612)
 #define TSDB_CODE_PAR_INVALID_ENDPOINT          TAOS_DEF_ERROR_CODE(0, 0x2613)
+#define TSDB_CODE_PAR_EXPRIE_STATEMENT          TAOS_DEF_ERROR_CODE(0, 0x2614)
 
 #ifdef __cplusplus
 }

include/util/tjson.h

@@ -44,6 +44,7 @@ int32_t tjsonGetIntValue(const SJson* pJson, const char* pName, int32_t* pVal);
 int32_t tjsonGetSmallIntValue(const SJson* pJson, const char* pName, int16_t* pVal);
 int32_t tjsonGetTinyIntValue(const SJson* pJson, const char* pName, int8_t* pVal);
 int32_t tjsonGetUBigIntValue(const SJson* pJson, const char* pName, uint64_t* pVal);
+int32_t tjsonGetUIntValue(const SJson* pJson, const char* pName, uint32_t* pVal);
 int32_t tjsonGetUTinyIntValue(const SJson* pJson, const char* pName, uint8_t* pVal);
 int32_t tjsonGetBoolValue(const SJson* pJson, const char* pName, bool* pVal);
 int32_t tjsonGetDoubleValue(const SJson* pJson, const char* pName, double* pVal);
@@ -60,6 +61,7 @@ int32_t tjsonAddArray(SJson* pJson, const char* pName, FToJson func, const void*
 typedef int32_t (*FToObject)(const SJson* pJson, void* pObj);
 
 int32_t tjsonToObject(const SJson* pJson, const char* pName, FToObject func, void* pObj);
+int32_t tjsonMakeObject(const SJson* pJson, const char* pName, FToObject func, void** pObj, int32_t objSize);
 int32_t tjsonToArray(const SJson* pJson, const char* pName, FToObject func, void* pArray, int32_t itemSize);
 
 char* tjsonToString(const SJson* pJson);

source/client/inc/clientInt.h

@@ -179,6 +179,7 @@ typedef struct SRequestObj {
   uint64_t             requestId;
   int32_t              type;  // request type
   STscObj*             pTscObj;
+  char*                pDb;
   char*                sqlstr;  // sql string
   int32_t              sqlLen;
   int64_t              self;
@@ -229,7 +230,7 @@ void setResultDataPtr(SReqResultInfo* pResultInfo, TAOS_FIELD* pFields, int32_t
 
 int32_t buildRequest(STscObj* pTscObj, const char* sql, int sqlLen, SRequestObj** pRequest);
 
-int32_t parseSql(SRequestObj* pRequest, SQuery** pQuery);
+int32_t parseSql(SRequestObj* pRequest, bool streamQuery, SQuery** pQuery);
 int32_t getPlan(SRequestObj* pRequest, SQuery* pQuery, SQueryPlan** pPlan, SArray* pNodeList);
 
 // --- heartbeat

source/client/src/clientEnv.c

@@ -150,6 +150,7 @@ void *createRequest(STscObj *pObj, __taos_async_fn_t fp, void *param, int32_t ty
     return NULL;
   }
 
+  pRequest->pDb = getDbOfConnection(pObj);
   pRequest->requestId = generateRequestId();
   pRequest->metric.start = taosGetTimestampMs();
 
@@ -180,6 +181,7 @@ static void doDestroyRequest(void *p) {
   tfree(pRequest->msgBuf);
   tfree(pRequest->sqlstr);
   tfree(pRequest->pInfo);
+  tfree(pRequest->pDb);
 
   doFreeReqResultInfo(&pRequest->body.resInfo);
   qDestroyQueryPlan(pRequest->body.pDag);

source/client/src/clientImpl.c

@@ -137,13 +137,14 @@ int32_t buildRequest(STscObj* pTscObj, const char* sql, int sqlLen, SRequestObj*
   return TSDB_CODE_SUCCESS;
 }
 
-int32_t parseSql(SRequestObj* pRequest, SQuery** pQuery) {
+int32_t parseSql(SRequestObj* pRequest, bool streamQuery, SQuery** pQuery) {
   STscObj* pTscObj = pRequest->pTscObj;
 
   SParseContext cxt = {
       .requestId = pRequest->requestId,
       .acctId = pTscObj->acctId,
-      .db = getDbOfConnection(pTscObj),
+      .db = pRequest->pDb,
+      .streamQuery = streamQuery,
       .pSql = pRequest->sqlstr,
       .sqlLen = pRequest->sqlLen,
       .pMsg = pRequest->msgBuf,
@@ -154,7 +155,6 @@ int32_t parseSql(SRequestObj* pRequest, SQuery** pQuery) {
   cxt.mgmtEpSet = getEpSet_s(&pTscObj->pAppInfo->mgmtEp);
   int32_t code = catalogGetHandle(pTscObj->pAppInfo->clusterId, &cxt.pCatalog);
   if (code != TSDB_CODE_SUCCESS) {
-    tfree(cxt.db);
     return code;
   }
 
@@ -163,7 +163,6 @@ int32_t parseSql(SRequestObj* pRequest, SQuery** pQuery) {
     setResSchemaInfo(&pRequest->body.resInfo, (*pQuery)->pResSchema, (*pQuery)->numOfResCols);
   }
 
-  tfree(cxt.db);
   return code;
 }
 
@@ -249,7 +248,7 @@ TAOS_RES* taos_query_l(TAOS* taos, const char* sql, int sqlLen) {
 
   terrno = TSDB_CODE_SUCCESS;
   CHECK_CODE_GOTO(buildRequest(pTscObj, sql, sqlLen, &pRequest), _return);
-  CHECK_CODE_GOTO(parseSql(pRequest, &pQuery), _return);
+  CHECK_CODE_GOTO(parseSql(pRequest, false, &pQuery), _return);
 
   if (pQuery->directRpc) {
     CHECK_CODE_GOTO(execDdlQuery(pRequest, pQuery), _return);

source/client/src/tmq.c

@@ -482,38 +482,24 @@ TAOS_RES* tmq_create_topic(TAOS* taos, const char* topicName, const char* sql, i
   }
 
   tscDebug("start to create topic, %s", topicName);
-#if 0
-  CHECK_CODE_GOTO(buildRequest(pTscObj, sql, sqlLen, &pRequest), _return);
-  CHECK_CODE_GOTO(parseSql(pRequest, &pQueryNode), _return);
 
-  pQueryNode->streamQuery = true;
+  CHECK_CODE_GOTO(buildRequest(pTscObj, sql, sqlLen, &pRequest), _return);
+  CHECK_CODE_GOTO(parseSql(pRequest, true, &pQueryNode), _return);
 
   // todo check for invalid sql statement and return with error code
 
-  SSchema* schema = NULL;
-  int32_t  numOfCols = 0;
-  CHECK_CODE_GOTO(getPlan(pRequest, pQueryNode, &pRequest->body.pDag, NULL), _return);
-
-  pStr = qQueryPlanToString(pRequest->body.pDag);
-  if (pStr == NULL) {
-    goto _return;
-  }
+  CHECK_CODE_GOTO(nodesNodeToString(pQueryNode->pRoot, false, &pStr, NULL), _return);
 
   /*printf("%s\n", pStr);*/
 
-  // The topic should be related to a database that the queried table is belonged to.
-  SName name = {0};
-  char  dbName[TSDB_DB_FNAME_LEN] = {0};
-  // tNameGetFullDbName(&((SQueryStmtInfo*)pQueryNode)->pTableMetaInfo[0]->name, dbName);
-
-  tNameFromString(&name, dbName, T_NAME_ACCT | T_NAME_DB);
-  tNameFromString(&name, topicName, T_NAME_TABLE);
+  SName name = { .acctId = pTscObj->acctId, .type = TSDB_TABLE_NAME_T };
+  strcpy(name.dbname, pRequest->pDb);
+  strcpy(name.tname, topicName);
 
   SCMCreateTopicReq req = {
       .igExists = 1,
-      .physicalPlan = (char*)pStr,
+      .ast = (char*)pStr,
       .sql = (char*)sql,
-      .logicalPlan = (char*)"no logic plan",
   };
   tNameExtractFullName(&name, req.name);
 
@@ -536,7 +522,7 @@ TAOS_RES* tmq_create_topic(TAOS* taos, const char* topicName, const char* sql, i
   asyncSendMsgToServer(pTscObj->pAppInfo->pTransporter, &epSet, &transporterId, sendInfo);
 
   tsem_wait(&pRequest->body.rspSem);
-#endif
+
 _return:
   qDestroyQuery(pQueryNode);
   /*if (sendInfo != NULL) {*/

source/common/src/tdatablock.c

@@ -1072,6 +1072,10 @@ void blockDataClearup(SSDataBlock* pDataBlock) {
 }
 
 int32_t blockDataEnsureColumnCapacity(SColumnInfoData* pColumn, uint32_t numOfRows) {
+  if (0 == numOfRows) {
+    return TSDB_CODE_SUCCESS;
+  }
+
   if (IS_VAR_DATA_TYPE(pColumn->info.type)) {
     char* tmp = realloc(pColumn->varmeta.offset, sizeof(int32_t) * numOfRows);
     if (tmp == NULL) {
@@ -1092,7 +1096,7 @@ int32_t blockDataEnsureColumnCapacity(SColumnInfoData* pColumn, uint32_t numOfRo
 
     pColumn->nullbitmap = tmp;
     memset(pColumn->nullbitmap, 0, BitmapLen(numOfRows));
-
+    assert(pColumn->info.bytes);
     tmp = realloc(pColumn->pData, numOfRows * pColumn->info.bytes);
     if (tmp == NULL) {
       return TSDB_CODE_OUT_OF_MEMORY;
@@ -1137,7 +1141,7 @@ void* blockDataDestroy(SSDataBlock* pBlock) {
 
   taosArrayDestroy(pBlock->pDataBlock);
   tfree(pBlock->pBlockAgg);
-  tfree(pBlock);
+  // tfree(pBlock);
   return NULL;
 }
 
@@ -1190,7 +1194,7 @@ int32_t tEncodeDataBlock(void** buf, const SSDataBlock* pBlock) {
     }
 
     int32_t len = colDataGetLength(pColData, rows);
-    taosEncodeFixedI32(buf, len);
+    tlen += taosEncodeFixedI32(buf, len);
 
     tlen += taosEncodeBinary(buf, pColData->pData, len);
   }

source/dnode/vnode/src/tq/tqRead.c

@@ -13,6 +13,7 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "tdatablock.h"
 #include "vnode.h"
 
 STqReadHandle* tqInitSubmitMsgScanner(SMeta* pMeta) {
@@ -128,10 +129,13 @@ SArray* tqRetrieveDataBlock(STqReadHandle* pHandle) {
 
   int j = 0;
   for (int32_t i = 0; i < colNumNeed; i++) {
-    int32_t colId = *(int32_t*)taosArrayGet(pHandle->pColIdList, i);
+    int16_t colId = *(int16_t*)taosArrayGet(pHandle->pColIdList, i);
     while (j < pSchemaWrapper->nCols && pSchemaWrapper->pSchema[j].colId < colId) {
       j++;
     }
+    if (j >= pSchemaWrapper->nCols) {
+      continue;
+    }
     SSchema*        pColSchema = &pSchemaWrapper->pSchema[j];
     SColumnInfoData colInfo = {0};
     int             sz = numOfRows * pColSchema->bytes;
@@ -145,6 +149,8 @@ SArray* tqRetrieveDataBlock(STqReadHandle* pHandle) {
       taosArrayDestroy(pArray);
       return NULL;
     }
+
+    blockDataEnsureColumnCapacity(&colInfo, numOfRows);
     taosArrayPush(pArray, &colInfo);
   }
 

source/libs/nodes/src/nodesCloneFuncs.c

@@ -190,7 +190,6 @@ static SNode* fillNodeCopy(const SFillNode* pSrc, SFillNode* pDst) {
 }
 
 static SNode* logicNodeCopy(const SLogicNode* pSrc, SLogicNode* pDst) {
-  COPY_SCALAR_FIELD(id);
   CLONE_NODE_LIST_FIELD(pTargets);
   CLONE_NODE_FIELD(pConditions);
   CLONE_NODE_LIST_FIELD(pChildren);
@@ -198,7 +197,7 @@ static SNode* logicNodeCopy(const SLogicNode* pSrc, SLogicNode* pDst) {
 }
 
 static STableMeta* tableMetaClone(const STableMeta* pSrc) {
-  int32_t len = sizeof(STableMeta) + (pSrc->tableInfo.numOfTags + pSrc->tableInfo.numOfColumns) * sizeof(SSchema);
+  int32_t len = TABLE_META_SIZE(pSrc);
   STableMeta* pDst = malloc(len);
   if (NULL == pDst) {
     return NULL;
@@ -208,7 +207,7 @@ static STableMeta* tableMetaClone(const STableMeta* pSrc) {
 }
 
 static SVgroupsInfo* vgroupsInfoClone(const SVgroupsInfo* pSrc) {
-  int32_t len = sizeof(SVgroupsInfo) + pSrc->numOfVgroups * sizeof(SVgroupInfo);
+  int32_t len = VGROUPS_INFO_SIZE(pSrc);
   SVgroupsInfo* pDst = malloc(len);
   if (NULL == pDst) {
     return NULL;

source/libs/nodes/src/nodesCodeFuncs.c

@@ -193,7 +193,17 @@ static int32_t tableMetaToJson(const void* pObj, SJson* pJson) {
   return code;
 }
 
-static const char* jkLogicPlanId = "Id";
+static int32_t jsonToTableMeta(const SJson* pJson, void* pObj) {
+  STableMeta* pNode = (STableMeta*)pObj;
+
+  int32_t code = tjsonGetUBigIntValue(pJson, jkTableMetaUid, &pNode->uid);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetUBigIntValue(pJson, jkTableMetaSuid, &pNode->suid);
+  }
+
+  return code;
+}
+
 static const char* jkLogicPlanTargets = "Targets";
 static const char* jkLogicPlanConditions = "Conditions";
 static const char* jkLogicPlanChildren = "Children";
@@ -201,10 +211,7 @@ static const char* jkLogicPlanChildren = "Children";
 static int32_t logicPlanNodeToJson(const void* pObj, SJson* pJson) {
   const SLogicNode* pNode = (const SLogicNode*)pObj;
 
-  int32_t code = tjsonAddIntegerToObject(pJson, jkLogicPlanId, pNode->id);
-  if (TSDB_CODE_SUCCESS == code) {
-    code = nodeListToJson(pJson, jkLogicPlanTargets, pNode->pTargets);
-  }
+  int32_t code = nodeListToJson(pJson, jkLogicPlanTargets, pNode->pTargets);
   if (TSDB_CODE_SUCCESS == code) {
     code = tjsonAddObject(pJson, jkLogicPlanConditions, nodeToJson, pNode->pConditions);
   }
@@ -445,6 +452,14 @@ static int32_t jsonToPhysiTableScanNode(const SJson* pJson, void* pObj) {
   return code;
 }
 
+static int32_t physiStreamScanNodeToJson(const void* pObj, SJson* pJson) {
+  return physiScanNodeToJson(pObj, pJson);
+}
+
+static int32_t jsonToPhysiStreamScanNode(const SJson* pJson, void* pObj) {
+  return jsonToPhysiScanNode(pJson, pObj);
+}
+
 static const char* jkProjectPhysiPlanProjections = "Projections";
 
 static int32_t physiProjectNodeToJson(const void* pObj, SJson* pJson) {
@@ -1273,6 +1288,193 @@ static int32_t jsonToFunctionNode(const SJson* pJson, void* pObj) {
   return code;
 }
 
+static const char* jkTableDbName = "DbName";
+static const char* jkTableTableName = "tableName";
+static const char* jkTableTableAlias = "tableAlias";
+
+static int32_t tableNodeToJson(const void* pObj, SJson* pJson) {
+  const STableNode* pNode = (const STableNode*)pObj;
+
+  int32_t code = exprNodeToJson(pObj, pJson);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddStringToObject(pJson, jkTableDbName, pNode->dbName);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddStringToObject(pJson, jkTableTableName, pNode->tableName);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddStringToObject(pJson, jkTableTableAlias, pNode->tableAlias);
+  }
+
+  return code;
+}
+
+static int32_t jsonToTableNode(const SJson* pJson, void* pObj) {
+  STableNode* pNode = (STableNode*)pObj;
+
+  int32_t code = jsonToExprNode(pJson, pObj);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetStringValue(pJson, jkTableDbName, pNode->dbName);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetStringValue(pJson, jkTableTableName, pNode->tableName);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetStringValue(pJson, jkTableTableAlias, pNode->tableAlias);
+  }
+
+  return code;
+}
+
+static const char* jkEpSetInUse = "InUse";
+static const char* jkEpSetNumOfEps = "NumOfEps";
+static const char* jkEpSetEps = "Eps";
+
+static int32_t epSetToJson(const void* pObj, SJson* pJson) {
+  const SEpSet* pNode = (const SEpSet*)pObj;
+
+  int32_t code = tjsonAddIntegerToObject(pJson, jkEpSetInUse, pNode->inUse);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkEpSetNumOfEps, pNode->numOfEps);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddArray(pJson, jkEpSetEps, epToJson, pNode->eps, sizeof(SEp), pNode->numOfEps);
+  }
+
+  return code;
+}
+
+static int32_t jsonToEpSet(const SJson* pJson, void* pObj) {
+  SEpSet* pNode = (SEpSet*)pObj;
+
+  int32_t code = tjsonGetTinyIntValue(pJson, jkEpSetInUse, &pNode->inUse);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetTinyIntValue(pJson, jkEpSetNumOfEps, &pNode->numOfEps);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonToArray(pJson, jkEpSetEps, jsonToEp, pNode->eps, sizeof(SEp));
+  }
+
+  return code;
+}
+
+static const char* jkVgroupInfoVgId = "VgId";
+static const char* jkVgroupInfoHashBegin = "HashBegin";
+static const char* jkVgroupInfoHashEnd = "HashEnd";
+static const char* jkVgroupInfoEpSet = "EpSet";
+static const char* jkVgroupInfoNumOfTable = "NumOfTable";
+
+static int32_t vgroupInfoToJson(const void* pObj, SJson* pJson) {
+  const SVgroupInfo* pNode = (const SVgroupInfo*)pObj;
+
+  int32_t code = tjsonAddIntegerToObject(pJson, jkVgroupInfoVgId, pNode->vgId);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkVgroupInfoHashBegin, pNode->hashBegin);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkVgroupInfoHashEnd, pNode->hashEnd);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddObject(pJson, jkVgroupInfoEpSet, epSetToJson, &pNode->epSet);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkVgroupInfoNumOfTable, pNode->numOfTable);
+  }
+
+  return code;
+}
+
+static int32_t jsonToVgroupInfo(const SJson* pJson, void* pObj) {
+  SVgroupInfo* pNode = (SVgroupInfo*)pObj;
+
+  int32_t code = tjsonGetIntValue(pJson, jkVgroupInfoVgId, &pNode->vgId);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetUIntValue(pJson, jkVgroupInfoHashBegin, &pNode->hashBegin);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetUIntValue(pJson, jkVgroupInfoHashEnd, &pNode->hashEnd);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonToObject(pJson, jkVgroupInfoEpSet, jsonToEpSet, &pNode->epSet);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetIntValue(pJson, jkVgroupInfoNumOfTable, &pNode->numOfTable);
+  }
+
+  return code;
+}
+
+static const char* jkVgroupsInfoNum = "Num";
+static const char* jkVgroupsInfoVgroups = "Vgroups";
+
+static int32_t vgroupsInfoToJson(const void* pObj, SJson* pJson) {
+  const SVgroupsInfo* pNode = (const SVgroupsInfo*)pObj;
+
+  int32_t code = tjsonAddIntegerToObject(pJson, jkVgroupsInfoNum, pNode->numOfVgroups);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddArray(pJson, jkVgroupsInfoVgroups, vgroupInfoToJson, pNode->vgroups, sizeof(SVgroupInfo), pNode->numOfVgroups);
+  }
+
+  return code;
+}
+
+static int32_t jsonToVgroupsInfo(const SJson* pJson, void* pObj) {
+  SVgroupsInfo* pNode = (SVgroupsInfo*)pObj;
+
+  int32_t code = tjsonGetIntValue(pJson, jkVgroupsInfoNum, &pNode->numOfVgroups);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonToArray(pJson, jkVgroupsInfoVgroups, jsonToVgroupInfo, pNode->vgroups, sizeof(SVgroupInfo));
+  }
+
+  return code;
+}
+
+static const char* jkRealTableMetaSize = "MetaSize";
+static const char* jkRealTableMeta = "Meta";
+static const char* jkRealTableVgroupsInfoSize = "VgroupsInfoSize";
+static const char* jkRealTableVgroupsInfo = "VgroupsInfo";
+
+static int32_t realTableNodeToJson(const void* pObj, SJson* pJson) {
+  const SRealTableNode* pNode = (const SRealTableNode*)pObj;
+
+  int32_t code = tableNodeToJson(pObj, pJson);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkRealTableMetaSize, TABLE_META_SIZE(pNode->pMeta));
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddObject(pJson, jkRealTableMeta, tableMetaToJson, pNode->pMeta);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkRealTableVgroupsInfoSize, VGROUPS_INFO_SIZE(pNode->pVgroupList));
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddObject(pJson, jkRealTableVgroupsInfo, vgroupsInfoToJson, pNode->pVgroupList);
+  }
+
+  return code;
+}
+
+static int32_t jsonToRealTableNode(const SJson* pJson, void* pObj) {
+  SRealTableNode* pNode = (SRealTableNode*)pObj;
+
+  int32_t objSize = 0;
+  int32_t code = jsonToTableNode(pJson, pObj);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetIntValue(pJson, jkRealTableMetaSize, &objSize);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonMakeObject(pJson, jkRealTableMeta, jsonToTableMeta, (void**)&pNode->pMeta, objSize);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetIntValue(pJson, jkRealTableVgroupsInfoSize, &objSize);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonMakeObject(pJson, jkRealTableVgroupsInfo, jsonToVgroupsInfo, (void**)&pNode->pVgroupList, objSize);
+  }
+
+  return code;
+}
+
 static const char* jkGroupingSetType = "GroupingSetType";
 static const char* jkGroupingSetParameter = "Parameters";
 
@@ -1464,7 +1666,7 @@ static const char* jkSelectStmtSlimit = "Slimit";
 static int32_t selectStmtTojson(const void* pObj, SJson* pJson) {
   const SSelectStmt* pNode = (const SSelectStmt*)pObj;
 
-  int32_t code = tjsonAddIntegerToObject(pJson, jkSelectStmtDistinct, pNode->isDistinct);
+  int32_t code = tjsonAddBoolToObject(pJson, jkSelectStmtDistinct, pNode->isDistinct);
   if (TSDB_CODE_SUCCESS == code) {
     code = nodeListToJson(pJson, jkSelectStmtProjections, pNode->pProjectionList);
   }
@@ -1499,6 +1701,44 @@ static int32_t selectStmtTojson(const void* pObj, SJson* pJson) {
   return code;
 }
 
+static int32_t jsonToSelectStmt(const SJson* pJson, void* pObj) {
+  SSelectStmt* pNode = (SSelectStmt*)pObj;
+
+  int32_t code = tjsonGetBoolValue(pJson, jkSelectStmtDistinct, &pNode->isDistinct);
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeList(pJson, jkSelectStmtProjections, &pNode->pProjectionList);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeObject(pJson, jkSelectStmtFrom, &pNode->pFromTable);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeObject(pJson, jkSelectStmtWhere, &pNode->pWhere);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeList(pJson, jkSelectStmtPartitionBy, &pNode->pPartitionByList);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeObject(pJson, jkSelectStmtWindow, &pNode->pWindow);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeList(pJson, jkSelectStmtGroupBy, &pNode->pGroupByList);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeObject(pJson, jkSelectStmtHaving, &pNode->pHaving);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeList(pJson, jkSelectStmtOrderBy, &pNode->pOrderByList);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeObject(pJson, jkSelectStmtLimit, &pNode->pLimit);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeObject(pJson, jkSelectStmtSlimit, &pNode->pSlimit);
+  }
+
+  return code;
+}
+
 static int32_t specificNodeToJson(const void* pObj, SJson* pJson) {
   switch (nodeType(pObj)) {
     case QUERY_NODE_COLUMN:
@@ -1512,6 +1752,7 @@ static int32_t specificNodeToJson(const void* pObj, SJson* pJson) {
     case QUERY_NODE_FUNCTION:
       return functionNodeToJson(pObj, pJson);
     case QUERY_NODE_REAL_TABLE:
+      return realTableNodeToJson(pObj, pJson);
     case QUERY_NODE_TEMP_TABLE:
     case QUERY_NODE_JOIN_TABLE:
       break;
@@ -1565,9 +1806,8 @@ static int32_t specificNodeToJson(const void* pObj, SJson* pJson) {
       return physiTagScanNodeToJson(pObj, pJson);
     case QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN:
       return physiTableScanNodeToJson(pObj, pJson);
-    case QUERY_NODE_PHYSICAL_PLAN_TABLE_SEQ_SCAN:
     case QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN:
-      break;
+      return physiStreamScanNodeToJson(pObj, pJson);
     case QUERY_NODE_PHYSICAL_PLAN_PROJECT:
       return physiProjectNodeToJson(pObj, pJson);
     case QUERY_NODE_PHYSICAL_PLAN_JOIN:
@@ -1589,6 +1829,7 @@ static int32_t specificNodeToJson(const void* pObj, SJson* pJson) {
     case QUERY_NODE_PHYSICAL_PLAN:
       return planToJson(pObj, pJson);
     default:
+      assert(0);
       break;
   }
   nodesWarn("specificNodeToJson unknown node = %s", nodesNodeName(nodeType(pObj)));
@@ -1607,7 +1848,8 @@ static int32_t jsonToSpecificNode(const SJson* pJson, void* pObj) {
       return jsonToLogicConditionNode(pJson, pObj);
     case QUERY_NODE_FUNCTION:
       return jsonToFunctionNode(pJson, pObj);
-    // case QUERY_NODE_REAL_TABLE:
+    case QUERY_NODE_REAL_TABLE:
+      return jsonToRealTableNode(pJson, pObj);
     // case QUERY_NODE_TEMP_TABLE:
     // case QUERY_NODE_JOIN_TABLE:
     //   break;
@@ -1633,8 +1875,8 @@ static int32_t jsonToSpecificNode(const SJson* pJson, void* pObj) {
       return jsonToDownstreamSourceNode(pJson, pObj);
     // case QUERY_NODE_SET_OPERATOR:
     //   break;
-    // case QUERY_NODE_SELECT_STMT:
-    //   return jsonToSelectStmt(pJson, pObj);
+    case QUERY_NODE_SELECT_STMT:
+      return jsonToSelectStmt(pJson, pObj);
     // case QUERY_NODE_LOGIC_PLAN_SCAN:
     //   return jsonToLogicScanNode(pJson, pObj);
     // case QUERY_NODE_LOGIC_PLAN_JOIN:
@@ -1647,6 +1889,8 @@ static int32_t jsonToSpecificNode(const SJson* pJson, void* pObj) {
       return jsonToPhysiTagScanNode(pJson, pObj);
     case QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN:
       return jsonToPhysiTableScanNode(pJson, pObj);
+    case QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN:
+      return jsonToPhysiStreamScanNode(pJson, pObj);
     case QUERY_NODE_PHYSICAL_PLAN_PROJECT:
       return jsonToPhysiProjectNode(pJson, pObj);
     case QUERY_NODE_PHYSICAL_PLAN_JOIN:
@@ -1768,6 +2012,7 @@ int32_t nodesStringToNode(const char* pStr, SNode** pNode) {
   int32_t code = makeNodeByJson(pJson, pNode);
   if (TSDB_CODE_SUCCESS != code) {
     nodesDestroyNode(*pNode);
+    *pNode = NULL;
     terrno = code;
     return code;
   }

source/libs/nodes/src/nodesUtilFuncs.c

@@ -125,6 +125,8 @@ SNodeptr nodesMakeNode(ENodeType type) {
       return makeNode(type, sizeof(SCreateDnodeStmt));
     case QUERY_NODE_DROP_DNODE_STMT:
       return makeNode(type, sizeof(SDropDnodeStmt));
+    case QUERY_NODE_ALTER_DNODE_STMT:
+      return makeNode(type, sizeof(SAlterDnodeStmt));
     case QUERY_NODE_SHOW_DNODES_STMT:
       return makeNode(type, sizeof(SShowStmt));
     case QUERY_NODE_SHOW_VGROUPS_STMT:
@@ -168,7 +170,7 @@ SNodeptr nodesMakeNode(ENodeType type) {
     case QUERY_NODE_PHYSICAL_PLAN_TABLE_SEQ_SCAN:
       return makeNode(type, sizeof(STableSeqScanPhysiNode));
     case QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN:
-      return makeNode(type, sizeof(SNode));
+      return makeNode(type, sizeof(SStreamScanPhysiNode));
     case QUERY_NODE_PHYSICAL_PLAN_PROJECT:
       return makeNode(type, sizeof(SProjectPhysiNode));
     case QUERY_NODE_PHYSICAL_PLAN_JOIN:
@@ -357,6 +359,17 @@ int32_t nodesListAppendList(SNodeList* pTarget, SNodeList* pSrc) {
   return TSDB_CODE_SUCCESS;
 }
 
+int32_t nodesListStrictAppendList(SNodeList* pTarget, SNodeList* pSrc) {
+  if (NULL == pSrc) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+  int32_t code = nodesListAppendList(pTarget, pSrc);
+  if (TSDB_CODE_SUCCESS != code) {
+    nodesDestroyList(pSrc);
+  }
+  return code;
+}
+
 SListCell* nodesListErase(SNodeList* pList, SListCell* pCell) {
   if (NULL == pCell->pPrev) {
     pList->pHead = pCell->pNext;
@@ -571,7 +584,7 @@ typedef struct SCollectFuncsCxt {
 static EDealRes collectFuncs(SNode* pNode, void* pContext) {
   SCollectFuncsCxt* pCxt = (SCollectFuncsCxt*)pContext;
   if (QUERY_NODE_FUNCTION == nodeType(pNode) && pCxt->classifier(((SFunctionNode*)pNode)->funcId)) {
-    pCxt->errCode = nodesListAppend(pCxt->pFuncs, pNode);
+    pCxt->errCode = nodesListStrictAppend(pCxt->pFuncs, nodesCloneNode(pNode));
     return (TSDB_CODE_SUCCESS == pCxt->errCode ? DEAL_RES_IGNORE_CHILD : DEAL_RES_ERROR);
   }
   return DEAL_RES_CONTINUE;

source/libs/parser/inc/parAst.h

@@ -50,8 +50,10 @@ typedef enum EDatabaseOptionType {
   DB_OPTION_TTL,
   DB_OPTION_WAL,
   DB_OPTION_VGROUPS,
-  DB_OPTION_SINGLESTABLE,
-  DB_OPTION_STREAMMODE,
+  DB_OPTION_SINGLE_STABLE,
+  DB_OPTION_STREAM_MODE,
+  DB_OPTION_RETENTIONS,
+  DB_OPTION_FILE_FACTOR,
 
   DB_OPTION_MAX
 } EDatabaseOptionType;
@@ -65,6 +67,11 @@ typedef enum ETableOptionType {
   TABLE_OPTION_MAX
 } ETableOptionType;
 
+typedef struct SAlterOption {
+  int32_t type;
+  SToken val;
+} SAlterOption;
+
 extern SToken nil_token;
 
 void initAstCreateContext(SParseContext* pParseCxt, SAstCreateContext* pCxt);
@@ -110,13 +117,16 @@ SNode* createSelectStmt(SAstCreateContext* pCxt, bool isDistinct, SNodeList* pPr
 SNode* createSetOperator(SAstCreateContext* pCxt, ESetOperatorType type, SNode* pLeft, SNode* pRight);
 
 SNode* createDefaultDatabaseOptions(SAstCreateContext* pCxt);
+SNode* createDefaultAlterDatabaseOptions(SAstCreateContext* pCxt);
 SNode* setDatabaseOption(SAstCreateContext* pCxt, SNode* pOptions, EDatabaseOptionType type, const SToken* pVal);
 SNode* createCreateDatabaseStmt(SAstCreateContext* pCxt, bool ignoreExists, const SToken* pDbName, SNode* pOptions);
 SNode* createDropDatabaseStmt(SAstCreateContext* pCxt, bool ignoreNotExists, const SToken* pDbName);
 SNode* createAlterDatabaseStmt(SAstCreateContext* pCxt, const SToken* pDbName, SNode* pOptions);
 SNode* createDefaultTableOptions(SAstCreateContext* pCxt);
+SNode* createDefaultAlterTableOptions(SAstCreateContext* pCxt);
 SNode* setTableOption(SAstCreateContext* pCxt, SNode* pOptions, ETableOptionType type, const SToken* pVal);
 SNode* setTableSmaOption(SAstCreateContext* pCxt, SNode* pOptions, SNodeList* pSma);
+SNode* setTableRollupOption(SAstCreateContext* pCxt, SNode* pOptions, SNodeList* pFuncs);
 SNode* createColumnDefNode(SAstCreateContext* pCxt, const SToken* pColName, SDataType dataType, const SToken* pComment);
 SDataType createDataType(uint8_t type);
 SDataType createVarLenDataType(uint8_t type, const SToken* pLen);
@@ -126,6 +136,11 @@ SNode* createCreateMultiTableStmt(SAstCreateContext* pCxt, SNodeList* pSubTables
 SNode* createDropTableClause(SAstCreateContext* pCxt, bool ignoreNotExists, SNode* pRealTable);
 SNode* createDropTableStmt(SAstCreateContext* pCxt, SNodeList* pTables);
 SNode* createDropSuperTableStmt(SAstCreateContext* pCxt, bool ignoreNotExists, SNode* pRealTable);
+SNode* createAlterTableOption(SAstCreateContext* pCxt, SNode* pRealTable, SNode* pOptions);
+SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, const SToken* pColName, SDataType dataType);
+SNode* createAlterTableDropCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, const SToken* pColName);
+SNode* createAlterTableRenameCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, const SToken* pOldColName, const SToken* pNewColName);
+SNode* createAlterTableSetTag(SAstCreateContext* pCxt, SNode* pRealTable, const SToken* pTagName, SNode* pVal);
 SNode* createUseDatabaseStmt(SAstCreateContext* pCxt, const SToken* pDbName);
 SNode* createShowStmt(SAstCreateContext* pCxt, ENodeType type, const SToken* pDbName);
 SNode* createCreateUserStmt(SAstCreateContext* pCxt, const SToken* pUserName, const SToken* pPassword);
@@ -133,6 +148,7 @@ SNode* createAlterUserStmt(SAstCreateContext* pCxt, const SToken* pUserName, int
 SNode* createDropUserStmt(SAstCreateContext* pCxt, const SToken* pUserName);
 SNode* createCreateDnodeStmt(SAstCreateContext* pCxt, const SToken* pFqdn, const SToken* pPort);
 SNode* createDropDnodeStmt(SAstCreateContext* pCxt, const SToken* pDnode);
+SNode* createAlterDnodeStmt(SAstCreateContext* pCxt, const SToken* pDnode, const SToken* pConfig, const SToken* pValue);
 SNode* createCreateIndexStmt(SAstCreateContext* pCxt, EIndexType type, const SToken* pIndexName, const SToken* pTableName, SNodeList* pCols, SNode* pOptions);
 SNode* createIndexOption(SAstCreateContext* pCxt, SNodeList* pFuncs, SNode* pInterval, SNode* pOffset, SNode* pSliding);
 SNode* createDropIndexStmt(SAstCreateContext* pCxt, const SToken* pIndexName, const SToken* pTableName);
@@ -140,6 +156,7 @@ SNode* createCreateQnodeStmt(SAstCreateContext* pCxt, const SToken* pDnodeId);
 SNode* createDropQnodeStmt(SAstCreateContext* pCxt, const SToken* pDnodeId);
 SNode* createCreateTopicStmt(SAstCreateContext* pCxt, bool ignoreExists, const SToken* pTopicName, SNode* pQuery, const SToken* pSubscribeDbName);
 SNode* createDropTopicStmt(SAstCreateContext* pCxt, bool ignoreNotExists, const SToken* pTopicName);
+SNode* createAlterLocalStmt(SAstCreateContext* pCxt, const SToken* pConfig, const SToken* pValue);
 
 #ifdef __cplusplus
 }

source/libs/parser/inc/sql.y

@@ -21,13 +21,15 @@
 #include "parAst.h"
 }
 
-%syntax_error {  
-  if(TOKEN.z) {
-    generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_SYNTAX_ERROR, TOKEN.z);
-  } else {
-    generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INCOMPLETE_SQL);
+%syntax_error {
+  if (pCxt->valid) {
+    if(TOKEN.z) {
+      generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_SYNTAX_ERROR, TOKEN.z);
+    } else {
+      generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INCOMPLETE_SQL);
+    }
+    pCxt->valid = false;
   }
-  pCxt->valid = false;
 }
 
 %left OR.
@@ -41,6 +43,41 @@
 %left NK_CONCAT.
 //%right NK_BITNOT.
 
+/************************************************ create/alter account *****************************************/
+cmd ::= CREATE ACCOUNT NK_ID PASS NK_STRING account_options.                      { pCxt->valid = false; generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_EXPRIE_STATEMENT); }
+cmd ::= ALTER ACCOUNT NK_ID alter_account_options.                                { pCxt->valid = false; generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_EXPRIE_STATEMENT); }
+
+%type account_options                                                             { int32_t }
+%destructor account_options                                                       { }
+account_options ::= .                                                             { }
+account_options ::= account_options PPS literal.                                  { }
+account_options ::= account_options TSERIES literal.                              { }
+account_options ::= account_options STORAGE literal.                              { }
+account_options ::= account_options STREAMS literal.                              { }
+account_options ::= account_options QTIME literal.                                { }
+account_options ::= account_options DBS literal.                                  { }
+account_options ::= account_options USERS literal.                                { }
+account_options ::= account_options CONNS literal.                                { }
+account_options ::= account_options STATE literal.                                { }
+
+%type alter_account_options                                                       { int32_t }
+%destructor alter_account_options                                                 { }
+alter_account_options ::= alter_account_option.                                   { }
+alter_account_options ::= alter_account_options alter_account_option.             { }
+
+%type alter_account_option                                                        { int32_t }
+%destructor alter_account_option                                                  { }
+alter_account_option ::= PASS literal.                                            { }
+alter_account_option ::= PPS literal.                                             { }
+alter_account_option ::= TSERIES literal.                                         { }
+alter_account_option ::= STORAGE literal.                                         { }
+alter_account_option ::= STREAMS literal.                                         { }
+alter_account_option ::= QTIME literal.                                           { }
+alter_account_option ::= DBS literal.                                             { }
+alter_account_option ::= USERS literal.                                           { }
+alter_account_option ::= CONNS literal.                                           { }
+alter_account_option ::= STATE literal.                                           { }
+
 /************************************************ create/alter/drop/show user *****************************************/
 cmd ::= CREATE USER user_name(A) PASS NK_STRING(B).                               { pCxt->pRootNode = createCreateUserStmt(pCxt, &A, &B); }
 cmd ::= ALTER USER user_name(A) PASS NK_STRING(B).                                { pCxt->pRootNode = createAlterUserStmt(pCxt, &A, TSDB_ALTER_USER_PASSWD, &B); }
@@ -48,12 +85,16 @@ cmd ::= ALTER USER user_name(A) PRIVILEGE NK_STRING(B).
 cmd ::= DROP USER user_name(A).                                                   { pCxt->pRootNode = createDropUserStmt(pCxt, &A); }
 cmd ::= SHOW USERS.                                                               { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_USERS_STMT, NULL); }
 
-/************************************************ create/drop/show dnode **********************************************/
+/************************************************ create/drop/alter/show dnode ****************************************/
 cmd ::= CREATE DNODE dnode_endpoint(A).                                           { pCxt->pRootNode = createCreateDnodeStmt(pCxt, &A, NULL); }
 cmd ::= CREATE DNODE dnode_host_name(A) PORT NK_INTEGER(B).                       { pCxt->pRootNode = createCreateDnodeStmt(pCxt, &A, &B); }
 cmd ::= DROP DNODE NK_INTEGER(A).                                                 { pCxt->pRootNode = createDropDnodeStmt(pCxt, &A); }
 cmd ::= DROP DNODE dnode_endpoint(A).                                             { pCxt->pRootNode = createDropDnodeStmt(pCxt, &A); }
 cmd ::= SHOW DNODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_DNODES_STMT, NULL); }
+cmd ::= ALTER DNODE NK_INTEGER(A) NK_STRING(B).                                   { pCxt->pRootNode = createAlterDnodeStmt(pCxt, &A, &B, NULL); }
+cmd ::= ALTER DNODE NK_INTEGER(A) NK_STRING(B) NK_STRING(C).                      { pCxt->pRootNode = createAlterDnodeStmt(pCxt, &A, &B, &C); }
+cmd ::= ALTER ALL DNODES NK_STRING(A).                                            { pCxt->pRootNode = createAlterDnodeStmt(pCxt, NULL, &A, NULL); }
+cmd ::= ALTER ALL DNODES NK_STRING(A) NK_STRING(B).                               { pCxt->pRootNode = createAlterDnodeStmt(pCxt, NULL, &A, &B); }
 
 %type dnode_endpoint                                                              { SToken }
 %destructor dnode_endpoint                                                        { }
@@ -64,9 +105,13 @@ dnode_endpoint(A) ::= NK_STRING(B).
 dnode_host_name(A) ::= NK_ID(B).                                                  { A = B; }
 dnode_host_name(A) ::= NK_IPTOKEN(B).                                             { A = B; }
 
+/************************************************ alter local *********************************************************/
+cmd ::= ALTER LOCAL NK_STRING(A).                                                 { pCxt->pRootNode = createAlterLocalStmt(pCxt, &A, NULL); }
+cmd ::= ALTER LOCAL NK_STRING(A) NK_STRING(B).                                    { pCxt->pRootNode = createAlterLocalStmt(pCxt, &A, &B); }
+
 /************************************************ create/drop qnode ***************************************************/
 cmd ::= CREATE QNODE ON DNODE NK_INTEGER(A).                                      { pCxt->pRootNode = createCreateQnodeStmt(pCxt, &A); }
-cmd ::= DROP QNODE ON DNODE NK_INTEGER(A).                                                 { pCxt->pRootNode = createDropQnodeStmt(pCxt, &A); }
+cmd ::= DROP QNODE ON DNODE NK_INTEGER(A).                                        { pCxt->pRootNode = createDropQnodeStmt(pCxt, &A); }
 cmd ::= SHOW QNODES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_QNODES_STMT, NULL); }
 
 /************************************************ create/drop/show/use database ***************************************/
@@ -74,7 +119,7 @@ cmd ::= CREATE DATABASE not_exists_opt(A) db_name(B) db_options(C).
 cmd ::= DROP DATABASE exists_opt(A) db_name(B).                                   { pCxt->pRootNode = createDropDatabaseStmt(pCxt, A, &B); }
 cmd ::= SHOW DATABASES.                                                           { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_DATABASES_STMT, NULL); }
 cmd ::= USE db_name(A).                                                           { pCxt->pRootNode = createUseDatabaseStmt(pCxt, &A); }
-cmd ::= ALTER DATABASE db_name(A) db_options(B).                                  { pCxt->pRootNode = createAlterDatabaseStmt(pCxt, &A, B); }
+cmd ::= ALTER DATABASE db_name(A) alter_db_options(B).                            { pCxt->pRootNode = createAlterDatabaseStmt(pCxt, &A, B); }
 
 %type not_exists_opt                                                              { bool }
 %destructor not_exists_opt                                                        { }
@@ -102,20 +147,55 @@ db_options(A) ::= db_options(B) REPLICA NK_INTEGER(C).
 db_options(A) ::= db_options(B) TTL NK_INTEGER(C).                                { A = setDatabaseOption(pCxt, B, DB_OPTION_TTL, &C); }
 db_options(A) ::= db_options(B) WAL NK_INTEGER(C).                                { A = setDatabaseOption(pCxt, B, DB_OPTION_WAL, &C); }
 db_options(A) ::= db_options(B) VGROUPS NK_INTEGER(C).                            { A = setDatabaseOption(pCxt, B, DB_OPTION_VGROUPS, &C); }
-db_options(A) ::= db_options(B) SINGLE_STABLE NK_INTEGER(C).                      { A = setDatabaseOption(pCxt, B, DB_OPTION_SINGLESTABLE, &C); }
-db_options(A) ::= db_options(B) STREAM_MODE NK_INTEGER(C).                        { A = setDatabaseOption(pCxt, B, DB_OPTION_STREAMMODE, &C); }
+db_options(A) ::= db_options(B) SINGLE_STABLE NK_INTEGER(C).                      { A = setDatabaseOption(pCxt, B, DB_OPTION_SINGLE_STABLE, &C); }
+db_options(A) ::= db_options(B) STREAM_MODE NK_INTEGER(C).                        { A = setDatabaseOption(pCxt, B, DB_OPTION_STREAM_MODE, &C); }
+db_options(A) ::= db_options(B) RETENTIONS NK_STRING(C).                          { A = setDatabaseOption(pCxt, B, DB_OPTION_RETENTIONS, &C); }
+db_options(A) ::= db_options(B) FILE_FACTOR NK_FLOAT(C).                          { A = setDatabaseOption(pCxt, B, DB_OPTION_FILE_FACTOR, &C); }
+
+alter_db_options(A) ::= alter_db_option(B).                                       { A = createDefaultAlterDatabaseOptions(pCxt); A = setDatabaseOption(pCxt, A, B.type, &B.val); }
+alter_db_options(A) ::= alter_db_options(B) alter_db_option(C).                   { A = setDatabaseOption(pCxt, B, C.type, &C.val); }
+
+%type alter_db_option                                                             { SAlterOption }
+%destructor alter_db_option                                                       { }
+alter_db_option(A) ::= BLOCKS NK_INTEGER(B).                                      { A.type = DB_OPTION_BLOCKS; A.val = B; }
+alter_db_option(A) ::= FSYNC NK_INTEGER(B).                                       { A.type = DB_OPTION_FSYNC; A.val = B; }
+alter_db_option(A) ::= KEEP NK_INTEGER(B).                                        { A.type = DB_OPTION_KEEP; A.val = B; }
+alter_db_option(A) ::= WAL NK_INTEGER(B).                                         { A.type = DB_OPTION_WAL; A.val = B; }
+alter_db_option(A) ::= QUORUM NK_INTEGER(B).                                      { A.type = DB_OPTION_QUORUM; A.val = B; }
+alter_db_option(A) ::= CACHELAST NK_INTEGER(B).                                   { A.type = DB_OPTION_CACHELAST; A.val = B; }
 
 /************************************************ create/drop/show table/stable ***************************************/
 cmd ::= CREATE TABLE not_exists_opt(A) full_table_name(B)
-  NK_LP column_def_list(C) NK_RP tags_def_opt(D) table_options(E).                { pCxt->pRootNode = createCreateTableStmt(pCxt, A, B, C, D, E);}
-cmd ::= CREATE TABLE multi_create_clause(A).                                      { pCxt->pRootNode = createCreateMultiTableStmt(pCxt, A);}
+  NK_LP column_def_list(C) NK_RP tags_def_opt(D) table_options(E).                { pCxt->pRootNode = createCreateTableStmt(pCxt, A, B, C, D, E); }
+cmd ::= CREATE TABLE multi_create_clause(A).                                      { pCxt->pRootNode = createCreateMultiTableStmt(pCxt, A); }
 cmd ::= CREATE STABLE not_exists_opt(A) full_table_name(B)
-  NK_LP column_def_list(C) NK_RP tags_def(D) table_options(E).                    { pCxt->pRootNode = createCreateTableStmt(pCxt, A, B, C, D, E);}
+  NK_LP column_def_list(C) NK_RP tags_def(D) table_options(E).                    { pCxt->pRootNode = createCreateTableStmt(pCxt, A, B, C, D, E); }
 cmd ::= DROP TABLE multi_drop_clause(A).                                          { pCxt->pRootNode = createDropTableStmt(pCxt, A); }
 cmd ::= DROP STABLE exists_opt(A) full_table_name(B).                             { pCxt->pRootNode = createDropSuperTableStmt(pCxt, A, B); }
 cmd ::= SHOW TABLES.                                                              { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_TABLES_STMT, NULL); }
 cmd ::= SHOW STABLES.                                                             { pCxt->pRootNode = createShowStmt(pCxt, QUERY_NODE_SHOW_STABLES_STMT, NULL); }
 
+cmd ::= ALTER TABLE alter_table_clause(A).                                        { pCxt->pRootNode = A; }
+cmd ::= ALTER STABLE alter_table_clause(A).                                       { pCxt->pRootNode = A; }
+
+alter_table_clause(A) ::= full_table_name(B) alter_table_options(C).              { A = createAlterTableOption(pCxt, B, C); }
+alter_table_clause(A) ::=
+  full_table_name(B) ADD COLUMN column_name(C) type_name(D).                      { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_ADD_COLUMN, &C, D); }
+alter_table_clause(A) ::= full_table_name(B) DROP COLUMN column_name(C).          { A = createAlterTableDropCol(pCxt, B, TSDB_ALTER_TABLE_DROP_COLUMN, &C); }
+alter_table_clause(A) ::=
+  full_table_name(B) MODIFY COLUMN column_name(C) type_name(D).                   { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES, &C, D); }
+alter_table_clause(A) ::=
+  full_table_name(B) RENAME COLUMN column_name(C) column_name(D).                 { A = createAlterTableRenameCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME, &C, &D); }
+alter_table_clause(A) ::=
+  full_table_name(B) ADD TAG column_name(C) type_name(D).                         { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_ADD_TAG, &C, D); }
+alter_table_clause(A) ::= full_table_name(B) DROP TAG column_name(C).             { A = createAlterTableDropCol(pCxt, B, TSDB_ALTER_TABLE_DROP_TAG, &C); }
+alter_table_clause(A) ::= 
+  full_table_name(B) MODIFY TAG column_name(C) type_name(D).                      { A = createAlterTableAddModifyCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_TAG_BYTES, &C, D); }
+alter_table_clause(A) ::= 
+  full_table_name(B) RENAME TAG column_name(C) column_name(D).                    { A = createAlterTableRenameCol(pCxt, B, TSDB_ALTER_TABLE_UPDATE_TAG_NAME, &C, &D); }
+alter_table_clause(A) ::=
+  full_table_name(B) SET TAG column_name(C) NK_EQ literal(D).                     { A = createAlterTableSetTag(pCxt, B, &C, D); }
+
 %type multi_create_clause                                                         { SNodeList* }
 %destructor multi_create_clause                                                   { nodesDestroyList($$); }
 multi_create_clause(A) ::= create_subtable_clause(B).                             { A = createNodeList(pCxt, B); }
@@ -183,11 +263,21 @@ tags_def_opt(A) ::= tags_def(B).
 %destructor tags_def                                                              { nodesDestroyList($$); }
 tags_def(A) ::= TAGS NK_LP column_def_list(B) NK_RP.                              { A = B; }
 
-table_options(A) ::= .                                                            { A = createDefaultTableOptions(pCxt);}
+table_options(A) ::= .                                                            { A = createDefaultTableOptions(pCxt); }
 table_options(A) ::= table_options(B) COMMENT NK_STRING(C).                       { A = setTableOption(pCxt, B, TABLE_OPTION_COMMENT, &C); }
 table_options(A) ::= table_options(B) KEEP NK_INTEGER(C).                         { A = setTableOption(pCxt, B, TABLE_OPTION_KEEP, &C); }
 table_options(A) ::= table_options(B) TTL NK_INTEGER(C).                          { A = setTableOption(pCxt, B, TABLE_OPTION_TTL, &C); }
 table_options(A) ::= table_options(B) SMA NK_LP col_name_list(C) NK_RP.           { A = setTableSmaOption(pCxt, B, C); }
+table_options(A) ::= table_options(B) ROLLUP NK_LP func_name_list(C) NK_RP.       { A = setTableRollupOption(pCxt, B, C); }
+
+alter_table_options(A) ::= alter_table_option(B).                                 { A = createDefaultAlterTableOptions(pCxt); A = setTableOption(pCxt, A, B.type, &B.val); }
+alter_table_options(A) ::= alter_table_options(B) alter_table_option(C).          { A = setTableOption(pCxt, B, C.type, &C.val); }
+
+%type alter_table_option                                                          { SAlterOption }
+%destructor alter_table_option                                                    { }
+alter_table_option(A) ::= COMMENT NK_STRING(B).                                   { A.type = TABLE_OPTION_COMMENT; A.val = B; }
+alter_table_option(A) ::= KEEP NK_INTEGER(B).                                     { A.type = TABLE_OPTION_KEEP; A.val = B; }
+alter_table_option(A) ::= TTL NK_INTEGER(B).                                      { A.type = TABLE_OPTION_TTL; A.val = B; }
 
 %type col_name_list                                                               { SNodeList* }
 %destructor col_name_list                                                         { nodesDestroyList($$); }
@@ -196,6 +286,13 @@ col_name_list(A) ::= col_name_list(B) NK_COMMA col_name(C).
 
 col_name(A) ::= column_name(B).                                                   { A = createColumnNode(pCxt, NULL, &B); }
 
+%type func_name_list                                                              { SNodeList* }
+%destructor func_name_list                                                        { nodesDestroyList($$); }
+func_name_list(A) ::= func_name(B).                                               { A = createNodeList(pCxt, B); }
+func_name_list(A) ::= func_name_list(B) NK_COMMA col_name(C).                     { A = addNodeToList(pCxt, B, C); }
+
+func_name(A) ::= function_name(B).                                                { A = createFunctionNode(pCxt, &B, NULL); }
+
 /************************************************ create index ********************************************************/
 cmd ::= CREATE SMA INDEX index_name(A) ON table_name(B) index_options(C).         { pCxt->pRootNode = createCreateIndexStmt(pCxt, INDEX_TYPE_SMA, &A, &B, NULL, C); }
 cmd ::= CREATE FULLTEXT INDEX
@@ -546,7 +643,7 @@ query_expression_body(A) ::=
 query_primary(A) ::= query_specification(B).                                      { A = B; }
 //query_primary(A) ::=
 //  NK_LP query_expression_body(B) 
-//    order_by_clause_opt slimit_clause_opt limit_clause_opt NK_RP.                 { A = B;}
+//    order_by_clause_opt slimit_clause_opt limit_clause_opt NK_RP.                 { A = B; }
 
 %type order_by_clause_opt                                                         { SNodeList* }
 %destructor order_by_clause_opt                                                   { nodesDestroyList($$); }

source/libs/parser/src/parAstCreater.c

@@ -246,6 +246,16 @@ static SDatabaseOptions* setDbStreamMode(SAstCreateContext* pCxt, SDatabaseOptio
   return pOptions;
 }
 
+static SDatabaseOptions* setDbRetentions(SAstCreateContext* pCxt, SDatabaseOptions* pOptions, const SToken* pVal) {
+  // todo
+  return pOptions;
+}
+
+static SDatabaseOptions* setDbFileFactor(SAstCreateContext* pCxt, SDatabaseOptions* pOptions, const SToken* pVal) {
+  // todo
+  return pOptions;
+}
+
 static void initSetDatabaseOptionFp() {
   setDbOptionFuncs[DB_OPTION_BLOCKS] = setDbBlocks;
   setDbOptionFuncs[DB_OPTION_CACHE] = setDbCache;
@@ -262,8 +272,10 @@ static void initSetDatabaseOptionFp() {
   setDbOptionFuncs[DB_OPTION_TTL] = setDbTtl;
   setDbOptionFuncs[DB_OPTION_WAL] = setDbWal;
   setDbOptionFuncs[DB_OPTION_VGROUPS] = setDbVgroups;
-  setDbOptionFuncs[DB_OPTION_SINGLESTABLE] = setDbSingleStable;
-  setDbOptionFuncs[DB_OPTION_STREAMMODE] = setDbStreamMode;
+  setDbOptionFuncs[DB_OPTION_SINGLE_STABLE] = setDbSingleStable;
+  setDbOptionFuncs[DB_OPTION_STREAM_MODE] = setDbStreamMode;
+  setDbOptionFuncs[DB_OPTION_RETENTIONS] = setDbRetentions;
+  setDbOptionFuncs[DB_OPTION_FILE_FACTOR] = setDbFileFactor;
 }
 
 static STableOptions* setTableKeep(SAstCreateContext* pCxt, STableOptions* pOptions, const SToken* pVal) {
@@ -772,6 +784,29 @@ SNode* createDefaultDatabaseOptions(SAstCreateContext* pCxt) {
   return (SNode*)pOptions;
 }
 
+SNode* createDefaultAlterDatabaseOptions(SAstCreateContext* pCxt) {
+  SDatabaseOptions* pOptions = nodesMakeNode(QUERY_NODE_DATABASE_OPTIONS);
+  CHECK_OUT_OF_MEM(pOptions);
+  pOptions->numOfBlocks = -1;
+  pOptions->cacheBlockSize = -1;
+  pOptions->cachelast = -1;
+  pOptions->compressionLevel = -1;
+  pOptions->daysPerFile = -1;
+  pOptions->fsyncPeriod = -1;
+  pOptions->maxRowsPerBlock = -1;
+  pOptions->minRowsPerBlock = -1;
+  pOptions->keep = -1;
+  pOptions->precision = -1;
+  pOptions->quorum = -1;
+  pOptions->replica = -1;
+  pOptions->ttl = -1;
+  pOptions->walLevel = -1;
+  pOptions->numOfVgroups = -1;
+  pOptions->singleStable = -1;
+  pOptions->streamMode = -1;
+  return (SNode*)pOptions;
+}
+
 SNode* setDatabaseOption(SAstCreateContext* pCxt, SNode* pOptions, EDatabaseOptionType type, const SToken* pVal) {
   return (SNode*)setDbOptionFuncs[type](pCxt, (SDatabaseOptions*)pOptions, pVal);
 }
@@ -818,6 +853,14 @@ SNode* createDefaultTableOptions(SAstCreateContext* pCxt) {
   return (SNode*)pOptions;
 }
 
+SNode* createDefaultAlterTableOptions(SAstCreateContext* pCxt) {
+  STableOptions* pOptions = nodesMakeNode(QUERY_NODE_TABLE_OPTIONS);
+  CHECK_OUT_OF_MEM(pOptions);
+  pOptions->keep = -1;
+  pOptions->ttl = -1;
+  return (SNode*)pOptions;
+}
+
 SNode* setTableOption(SAstCreateContext* pCxt, SNode* pOptions, ETableOptionType type, const SToken* pVal) {
   return (SNode*)setTableOptionFuncs[type](pCxt, (STableOptions*)pOptions, pVal);
 }
@@ -827,6 +870,11 @@ SNode* setTableSmaOption(SAstCreateContext* pCxt, SNode* pOptions, SNodeList* pS
   return pOptions;
 }
 
+SNode* setTableRollupOption(SAstCreateContext* pCxt, SNode* pOptions, SNodeList* pFuncs) {
+  // todo
+  return pOptions;
+}
+
 SNode* createColumnDefNode(SAstCreateContext* pCxt, const SToken* pColName, SDataType dataType, const SToken* pComment) {
   SColumnDefNode* pCol = (SColumnDefNode*)nodesMakeNode(QUERY_NODE_COLUMN_DEF);
   CHECK_OUT_OF_MEM(pCol);
@@ -912,6 +960,49 @@ SNode* createDropSuperTableStmt(SAstCreateContext* pCxt, bool ignoreNotExists, S
   return (SNode*)pStmt;
 }
 
+SNode* createAlterTableOption(SAstCreateContext* pCxt, SNode* pRealTable, SNode* pOptions) {
+  SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  pStmt->alterType = TSDB_ALTER_TABLE_UPDATE_OPTIONS;
+  pStmt->pOptions = (STableOptions*)pOptions;
+  return (SNode*)pStmt;
+}
+
+SNode* createAlterTableAddModifyCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, const SToken* pColName, SDataType dataType) {
+  SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  pStmt->alterType = alterType;
+  strncpy(pStmt->colName, pColName->z, pColName->n);
+  pStmt->dataType = dataType;
+  return (SNode*)pStmt;
+}
+
+SNode* createAlterTableDropCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, const SToken* pColName) {
+  SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  pStmt->alterType = alterType;
+  strncpy(pStmt->colName, pColName->z, pColName->n);
+  return (SNode*)pStmt;
+}
+
+SNode* createAlterTableRenameCol(SAstCreateContext* pCxt, SNode* pRealTable, int8_t alterType, const SToken* pOldColName, const SToken* pNewColName) {
+  SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  pStmt->alterType = alterType;
+  strncpy(pStmt->colName, pOldColName->z, pOldColName->n);
+  strncpy(pStmt->newColName, pNewColName->z, pNewColName->n);
+  return (SNode*)pStmt;
+}
+
+SNode* createAlterTableSetTag(SAstCreateContext* pCxt, SNode* pRealTable, const SToken* pTagName, SNode* pVal) {
+  SAlterTableStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_TABLE_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  pStmt->alterType = TSDB_ALTER_TABLE_UPDATE_TAG_VAL;
+  strncpy(pStmt->colName, pTagName->z, pTagName->n);
+  pStmt->pVal = (SValueNode*)pVal;
+  return (SNode*)pStmt;
+}
+
 SNode* createUseDatabaseStmt(SAstCreateContext* pCxt, const SToken* pDbName) {
   SUseDatabaseStmt* pStmt = (SUseDatabaseStmt*)nodesMakeNode(QUERY_NODE_USE_DATABASE_STMT);
   CHECK_OUT_OF_MEM(pStmt);
@@ -1009,6 +1100,17 @@ SNode* createDropDnodeStmt(SAstCreateContext* pCxt, const SToken* pDnode) {
   return (SNode*)pStmt;
 }
 
+SNode* createAlterDnodeStmt(SAstCreateContext* pCxt, const SToken* pDnode, const SToken* pConfig, const SToken* pValue) {
+  SAlterDnodeStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_DNODE_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  pStmt->dnodeId = strtol(pDnode->z, NULL, 10);
+  trimString(pConfig->z, pConfig->n, pStmt->config, sizeof(pStmt->config));
+  if (NULL != pValue) {
+    trimString(pValue->z, pValue->n, pStmt->value, sizeof(pStmt->value));
+  }
+  return (SNode*)pStmt;
+}
+
 SNode* createCreateIndexStmt(SAstCreateContext* pCxt, EIndexType type, const SToken* pIndexName, const SToken* pTableName, SNodeList* pCols, SNode* pOptions) {
   if (!checkIndexName(pCxt, pIndexName) || !checkTableName(pCxt, pTableName)) {
     return NULL;
@@ -1077,3 +1179,13 @@ SNode* createDropTopicStmt(SAstCreateContext* pCxt, bool ignoreNotExists, const
   pStmt->ignoreNotExists = ignoreNotExists;
   return (SNode*)pStmt;
 }
+
+SNode* createAlterLocalStmt(SAstCreateContext* pCxt, const SToken* pConfig, const SToken* pValue) {
+  SAlterLocalStmt* pStmt = nodesMakeNode(QUERY_NODE_ALTER_LOCAL_STMT);
+  CHECK_OUT_OF_MEM(pStmt);
+  trimString(pConfig->z, pConfig->n, pStmt->config, sizeof(pStmt->config));
+  if (NULL != pValue) {
+    trimString(pValue->z, pValue->n, pStmt->value, sizeof(pStmt->value));
+  }
+  return (SNode*)pStmt;
+}

source/libs/parser/src/parTokenizer.c

@@ -28,6 +28,7 @@ typedef struct SKeyword {
 
 // keywords in sql string
 static SKeyword keywordTable[] = {
+    {"ACCOUNT",       TK_ACCOUNT},
     {"ALL",           TK_ALL},
     {"ALTER",         TK_ALTER},
     {"AND",           TK_AND},
@@ -168,7 +169,6 @@ static SKeyword keywordTable[] = {
     // {"SCORES",       TK_SCORES},
     // {"GRANTS",       TK_GRANTS},
     // {"DOT",          TK_DOT},
-    // {"ACCOUNT",      TK_ACCOUNT},
     // {"DESCRIBE",     TK_DESCRIBE},
     // {"SYNCDB",       TK_SYNCDB},
     // {"LOCAL",        TK_LOCAL},

source/libs/parser/src/parTranslater.c

@@ -126,7 +126,7 @@ static void setColumnInfoByExpr(const STableNode* pTable, SExprNode* pExpr, SCol
 static int32_t createColumnNodeByTable(STranslateContext* pCxt, const STableNode* pTable, SNodeList* pList) {
   if (QUERY_NODE_REAL_TABLE == nodeType(pTable)) {
     const STableMeta* pMeta = ((SRealTableNode*)pTable)->pMeta;
-    int32_t nums = pMeta->tableInfo.numOfColumns + ((TSDB_SUPER_TABLE == pMeta->tableType)? pMeta->tableInfo.numOfTags:0);
+    int32_t nums = pMeta->tableInfo.numOfColumns + ((TSDB_SUPER_TABLE == pMeta->tableType) ? pMeta->tableInfo.numOfTags : 0);
     for (int32_t i = 0; i < nums; ++i) {
       SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
       if (NULL == pCol) {
@@ -499,6 +499,10 @@ static int32_t checkAggColCoexist(STranslateContext* pCxt, SSelectStmt* pSelect)
 }
 
 static int32_t setTableVgroupList(SParseContext* pCxt, SName* name, SRealTableNode* pRealTable) {
+  if (pCxt->streamQuery) {
+    return TSDB_CODE_SUCCESS;
+  }
+
   if (TSDB_SUPER_TABLE == pRealTable->pMeta->tableType) {
     SArray* vgroupList = NULL;
     int32_t code = catalogGetTableDistVgInfo(pCxt->pCatalog, pCxt->pTransporter, &pCxt->mgmtEpSet, name, &vgroupList);
@@ -962,6 +966,73 @@ static int32_t translateDropSuperTable(STranslateContext* pCxt, SDropSuperTableS
   return doTranslateDropSuperTable(pCxt, &tableName, pStmt->ignoreNotExists);
 }
 
+static int32_t setAlterTableField(SAlterTableStmt* pStmt, SMAltertbReq* pAlterReq) {
+  pAlterReq->pFields = taosArrayInit(2, sizeof(TAOS_FIELD));
+  if (NULL == pAlterReq->pFields) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+
+  switch (pStmt->alterType) {
+    case TSDB_ALTER_TABLE_ADD_TAG:
+    case TSDB_ALTER_TABLE_DROP_TAG:
+    case TSDB_ALTER_TABLE_ADD_COLUMN:
+    case TSDB_ALTER_TABLE_DROP_COLUMN:
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_BYTES:
+    case TSDB_ALTER_TABLE_UPDATE_TAG_BYTES: {
+      TAOS_FIELD field = { .type = pStmt->dataType.type, .bytes = pStmt->dataType.bytes };
+      strcpy(field.name, pStmt->colName);
+      taosArrayPush(pAlterReq->pFields, &field);
+      break;
+    }
+    case TSDB_ALTER_TABLE_UPDATE_TAG_NAME:
+    case TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME: {
+      TAOS_FIELD oldField = {0};
+      strcpy(oldField.name, pStmt->colName);
+      taosArrayPush(pAlterReq->pFields, &oldField);
+      TAOS_FIELD newField = {0};
+      strcpy(oldField.name, pStmt->newColName);
+      taosArrayPush(pAlterReq->pFields, &newField);
+      break;
+    }
+    default:
+      break;
+  }
+
+  return TSDB_CODE_SUCCESS;
+}
+
+static int32_t translateAlterTable(STranslateContext* pCxt, SAlterTableStmt* pStmt) {
+  SMAltertbReq alterReq = {0};
+  SName tableName = { .type = TSDB_TABLE_NAME_T, .acctId = pCxt->pParseCxt->acctId };
+  strcpy(tableName.dbname, pStmt->dbName);
+  strcpy(tableName.tname, pStmt->tableName);
+  tNameExtractFullName(&tableName, alterReq.name);
+  alterReq.alterType = pStmt->alterType;
+  alterReq.numOfFields = 1;
+  if (TSDB_ALTER_TABLE_UPDATE_OPTIONS == pStmt->alterType) {
+    // todo
+  } else {
+    if (TSDB_CODE_SUCCESS != setAlterTableField(pStmt, &alterReq)) {
+      return TSDB_CODE_OUT_OF_MEMORY;
+    }
+  }
+
+  pCxt->pCmdMsg = malloc(sizeof(SCmdMsgInfo));
+  if (NULL == pCxt->pCmdMsg) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+  pCxt->pCmdMsg->epSet = pCxt->pParseCxt->mgmtEpSet;
+  pCxt->pCmdMsg->msgType = TDMT_MND_ALTER_STB;
+  pCxt->pCmdMsg->msgLen = tSerializeSMAlterStbReq(NULL, 0, &alterReq);
+  pCxt->pCmdMsg->pMsg = malloc(pCxt->pCmdMsg->msgLen);
+  if (NULL == pCxt->pCmdMsg->pMsg) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+  tSerializeSMAlterStbReq(pCxt->pCmdMsg->pMsg, pCxt->pCmdMsg->msgLen, &alterReq);
+
+  return TSDB_CODE_SUCCESS;
+}
+
 static int32_t translateUseDatabase(STranslateContext* pCxt, SUseDatabaseStmt* pStmt) {
   SName name = {0};
   tNameSetDbName(&name, pCxt->pParseCxt->acctId, pStmt->dbName, strlen(pStmt->dbName));
@@ -1099,6 +1170,28 @@ static int32_t translateDropDnode(STranslateContext* pCxt, SDropDnodeStmt* pStmt
   return TSDB_CODE_SUCCESS;
 }
 
+static int32_t translateAlterDnode(STranslateContext* pCxt, SAlterDnodeStmt* pStmt) {
+  SMCfgDnodeReq cfgReq = {0};
+  cfgReq.dnodeId = pStmt->dnodeId;
+  strcpy(cfgReq.config, pStmt->config);
+  strcpy(cfgReq.value, pStmt->value);
+
+  pCxt->pCmdMsg = malloc(sizeof(SCmdMsgInfo));
+  if (NULL == pCxt->pCmdMsg) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+  pCxt->pCmdMsg->epSet = pCxt->pParseCxt->mgmtEpSet;
+  pCxt->pCmdMsg->msgType = TDMT_MND_CONFIG_DNODE;
+  pCxt->pCmdMsg->msgLen = tSerializeSMCfgDnodeReq(NULL, 0, &cfgReq);
+  pCxt->pCmdMsg->pMsg = malloc(pCxt->pCmdMsg->msgLen);
+  if (NULL == pCxt->pCmdMsg->pMsg) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+  tSerializeSMCfgDnodeReq(pCxt->pCmdMsg->pMsg, pCxt->pCmdMsg->msgLen, &cfgReq);
+
+  return TSDB_CODE_SUCCESS;
+}
+
 static int32_t nodeTypeToShowType(ENodeType nt) {
   switch (nt) {
     case QUERY_NODE_SHOW_DATABASES_STMT:
@@ -1300,6 +1393,7 @@ static int32_t translateCreateTopic(STranslateContext* pCxt, SCreateTopicStmt* p
   SCMCreateTopicReq createReq = {0};
 
   if (NULL != pStmt->pQuery) {
+    pCxt->pParseCxt->streamQuery = true;
     int32_t code = translateQuery(pCxt, pStmt->pQuery);
     if (TSDB_CODE_SUCCESS == code) {
       code = nodesNodeToString(pStmt->pQuery, false, &createReq.ast, NULL);
@@ -1364,6 +1458,11 @@ static int32_t translateDropTopic(STranslateContext* pCxt, SDropTopicStmt* pStmt
   return TSDB_CODE_SUCCESS;
 }
 
+static int32_t translateAlterLocal(STranslateContext* pCxt, SAlterLocalStmt* pStmt) {
+  // todo
+  return TSDB_CODE_SUCCESS;
+}
+
 static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
   int32_t code = TSDB_CODE_SUCCESS;
   switch (nodeType(pNode)) {
@@ -1388,6 +1487,9 @@ static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
     case QUERY_NODE_DROP_SUPER_TABLE_STMT:
       code = translateDropSuperTable(pCxt, (SDropSuperTableStmt*)pNode);
       break;
+    case QUERY_NODE_ALTER_TABLE_STMT:
+      code = translateAlterTable(pCxt, (SAlterTableStmt*)pNode);
+      break;
     case QUERY_NODE_CREATE_USER_STMT:
       code = translateCreateUser(pCxt, (SCreateUserStmt*)pNode);
       break;
@@ -1406,6 +1508,9 @@ static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
     case QUERY_NODE_DROP_DNODE_STMT:
       code = translateDropDnode(pCxt, (SDropDnodeStmt*)pNode);
       break;
+    case QUERY_NODE_ALTER_DNODE_STMT:
+      code = translateAlterDnode(pCxt, (SAlterDnodeStmt*)pNode);
+      break;
     case QUERY_NODE_SHOW_DATABASES_STMT:
     case QUERY_NODE_SHOW_STABLES_STMT:
     case QUERY_NODE_SHOW_USERS_STMT:
@@ -1436,6 +1541,9 @@ static int32_t translateQuery(STranslateContext* pCxt, SNode* pNode) {
     case QUERY_NODE_DROP_TOPIC_STMT:
       code = translateDropTopic(pCxt, (SDropTopicStmt*)pNode);
       break;
+    case QUERY_NODE_ALTER_LOCAL_STMT:
+      code = translateAlterLocal(pCxt, (SAlterLocalStmt*)pNode);
+      break;
     default:
       break;
   }
@@ -1855,6 +1963,11 @@ static int32_t rewriteCreateMultiTable(STranslateContext* pCxt, SQuery* pQuery)
   return rewriteToVnodeModifOpStmt(pQuery, pBufArray);
 }
 
+static int32_t rewriteAlterTable(STranslateContext* pCxt, SQuery* pQuery) {
+  // todo
+  return TSDB_CODE_SUCCESS;
+}
+
 static int32_t rewriteQuery(STranslateContext* pCxt, SQuery* pQuery) {
   int32_t code = TSDB_CODE_SUCCESS;
   switch (nodeType(pQuery->pRoot)) {
@@ -1866,6 +1979,11 @@ static int32_t rewriteQuery(STranslateContext* pCxt, SQuery* pQuery) {
     case QUERY_NODE_CREATE_MULTI_TABLE_STMT:
       code = rewriteCreateMultiTable(pCxt, pQuery);
       break;
+    case QUERY_NODE_ALTER_TABLE_STMT:
+      if (TSDB_ALTER_TABLE_UPDATE_TAG_VAL == ((SAlterTableStmt*)pQuery->pRoot)->alterType) {
+        code = rewriteAlterTable(pCxt, pQuery);
+      }
+      break;
     default:
       break;
   }

source/libs/parser/src/parUtil.c

@@ -46,17 +46,19 @@ static char* getSyntaxErrFormat(int32_t errCode) {
     case TSDB_CODE_PAR_NOT_SINGLE_GROUP:
       return "Not a single-group group function";
     case TSDB_CODE_PAR_TAGS_NOT_MATCHED:
-      return "tags number not matched";
+      return "Tags number not matched";
     case TSDB_CODE_PAR_INVALID_TAG_NAME:
-      return "invalid tag name : %s";
+      return "Invalid tag name : %s";
     case TSDB_CODE_PAR_NAME_OR_PASSWD_TOO_LONG:
-      return "name or password too long";
+      return "Name or password too long";
     case TSDB_CODE_PAR_PASSWD_EMPTY:
-      return "password can not be empty";
+      return "Password can not be empty";
     case TSDB_CODE_PAR_INVALID_PORT:
-      return "port should be an integer that is less than 65535 and greater than 0";
+      return "Port should be an integer that is less than 65535 and greater than 0";
     case TSDB_CODE_PAR_INVALID_ENDPOINT:
-      return "endpoint should be in the format of 'fqdn:port'";
+      return "Endpoint should be in the format of 'fqdn:port'";
+    case TSDB_CODE_PAR_EXPRIE_STATEMENT:
+      return "This statement is no longer supported";
     case TSDB_CODE_OUT_OF_MEMORY:
       return "Out of memory";
     default:

source/libs/parser/test/parserAstTest.cpp

@@ -302,6 +302,13 @@ TEST_F(ParserTest, createUser) {
   ASSERT_TRUE(run());
 }
 
+TEST_F(ParserTest, alterAccount) {
+  setDatabase("root", "test");
+
+  bind("alter account ac_wxy pass '123456'");
+  ASSERT_TRUE(run(TSDB_CODE_PAR_EXPRIE_STATEMENT));
+}
+
 TEST_F(ParserTest, createDnode) {
   setDatabase("root", "test");
 
@@ -312,6 +319,16 @@ TEST_F(ParserTest, createDnode) {
   ASSERT_TRUE(run());
 }
 
+TEST_F(ParserTest, alterDnode) {
+  setDatabase("root", "test");
+
+  bind("alter dnode 1 'resetLog'");
+  ASSERT_TRUE(run());
+
+  bind("alter dnode 1 'debugFlag' '134'");
+  ASSERT_TRUE(run());
+}
+
 TEST_F(ParserTest, createDatabase) {
   setDatabase("root", "test");
 

source/libs/planner/src/planPhysiCreater.c

@@ -259,15 +259,21 @@ static SPhysiNode* createTableScanPhysiNode(SPhysiPlanContext* pCxt, SSubplan* p
   return (SPhysiNode*)pTableScan;
 }
 
+static SPhysiNode* createStreamScanPhysiNode(SPhysiPlanContext* pCxt, SSubplan* pSubplan, SScanLogicNode* pScanLogicNode) {
+  SStreamScanPhysiNode* pTableScan = (SStreamScanPhysiNode*)makePhysiNode(pCxt, QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN);
+  CHECK_ALLOC(pTableScan, NULL);
+  CHECK_CODE(initScanPhysiNode(pCxt, pScanLogicNode, (SScanPhysiNode*)pTableScan), (SPhysiNode*)pTableScan);
+  return (SPhysiNode*)pTableScan;
+}
+
 static SPhysiNode* createScanPhysiNode(SPhysiPlanContext* pCxt, SSubplan* pSubplan, SScanLogicNode* pScanLogicNode) {
   switch (pScanLogicNode->scanType) {
     case SCAN_TYPE_TAG:
       return createTagScanPhysiNode(pCxt, pScanLogicNode);
     case SCAN_TYPE_TABLE:
       return createTableScanPhysiNode(pCxt, pSubplan, pScanLogicNode);
-    case SCAN_TYPE_STABLE:
     case SCAN_TYPE_STREAM:
-      break;
+      return createStreamScanPhysiNode(pCxt, pSubplan, pScanLogicNode);
     default:
       break;
   }

source/util/src/tjson.c

@@ -202,9 +202,16 @@ int32_t tjsonGetUBigIntValue(const SJson* pJson, const char* pName, uint64_t* pV
   return (errno == ERANGE||errno == EINVAL) ? TSDB_CODE_FAILED:TSDB_CODE_SUCCESS;
 }
 
+int32_t tjsonGetUIntValue(const SJson* pJson, const char* pName, uint32_t* pVal) {
+  uint64_t val = 0;
+  int32_t code = tjsonGetUBigIntValue(pJson, pName, &val);
+  *pVal = val;
+  return code;
+}
+
 int32_t tjsonGetUTinyIntValue(const SJson* pJson, const char* pName, uint8_t* pVal) {
   uint64_t val = 0;
-  int32_t  code = tjsonGetUBigIntValue(pJson, pName, &val);
+  int32_t code = tjsonGetUBigIntValue(pJson, pName, &val);
   *pVal = val;
   return code;
 }
@@ -239,6 +246,22 @@ int32_t tjsonToObject(const SJson* pJson, const char* pName, FToObject func, voi
   return func(pJsonObj, pObj);
 }
 
+int32_t tjsonMakeObject(const SJson* pJson, const char* pName, FToObject func, void** pObj, int32_t objSize) {
+  if (objSize <= 0) {
+    return TSDB_CODE_SUCCESS;
+  }
+
+  SJson* pJsonObj = tjsonGetObjectItem(pJson, pName);
+  if (NULL == pJsonObj) {
+    return TSDB_CODE_FAILED;
+  }
+  *pObj = calloc(1, objSize);
+  if (NULL == *pObj) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+  return func(pJsonObj, *pObj);
+}
+
 int32_t tjsonToArray(const SJson* pJson, const char* pName, FToObject func, void* pArray, int32_t itemSize) {
   const cJSON* jArray = tjsonGetObjectItem(pJson, pName);
   int32_t size = (NULL == jArray ? 0 : tjsonGetArraySize(jArray));