enh(stream): improve topic show

example/src/tstream.c

@@ -83,7 +83,7 @@ int32_t create_stream() {
   /*pRes = tmq_create_stream(pConn, "stream1", "out1", sql);*/
   pRes = taos_query(
       pConn,
-      "create stream stream1 trigger window_close into outstb as select _wstartts, min(k), max(k), sum(k) as sum_of_k "
+      "create stream stream1 trigger at_once into outstb as select _wstartts, min(k), max(k), sum(k) as sum_of_k "
       "from tu1 interval(10m)");
   if (taos_errno(pRes) != 0) {
     printf("failed to create stream stream1, reason:%s\n", taos_errstr(pRes));

include/client/taos.h

@@ -221,15 +221,12 @@ DLL_EXPORT void        tmq_list_destroy(tmq_list_t *);
 DLL_EXPORT int32_t     tmq_list_get_size(const tmq_list_t *);
 DLL_EXPORT char      **tmq_list_to_c_array(const tmq_list_t *);
 
-#if 0
-DLL_EXPORT tmq_t *tmq_consumer_new(void *conn, tmq_conf_t *conf, char *errstr, int32_t errstrLen);
-#endif
-
 DLL_EXPORT tmq_t *tmq_consumer_new(tmq_conf_t *conf, char *errstr, int32_t errstrLen);
 
 DLL_EXPORT const char *tmq_err2str(tmq_resp_err_t);
 
 /* ------------------------TMQ CONSUMER INTERFACE------------------------ */
+
 DLL_EXPORT tmq_resp_err_t tmq_subscribe(tmq_t *tmq, const tmq_list_t *topic_list);
 DLL_EXPORT tmq_resp_err_t tmq_unsubscribe(tmq_t *tmq);
 DLL_EXPORT tmq_resp_err_t tmq_subscription(tmq_t *tmq, tmq_list_t **topics);
@@ -240,6 +237,7 @@ DLL_EXPORT tmq_resp_err_t tmq_commit(tmq_t *tmq, const tmq_topic_vgroup_list_t *
 DLL_EXPORT tmq_resp_err_t tmq_commit_message(tmq_t* tmq, const tmq_message_t* tmqmessage, int32_t async);
 DLL_EXPORT tmq_resp_err_t tmq_seek(tmq_t *tmq, const tmq_topic_vgroup_t *offset);
 #endif
+
 /* ----------------------TMQ CONFIGURATION INTERFACE---------------------- */
 
 enum tmq_conf_res_t {
@@ -268,12 +266,9 @@ DLL_EXPORT char   *tmq_get_table_name(TAOS_RES *res);
 DLL_EXPORT int64_t     tmq_get_request_offset(tmq_message_t *message);
 DLL_EXPORT int64_t     tmq_get_response_offset(tmq_message_t *message);
 #endif
-/* --------------------TMPORARY INTERFACE FOR TESTING--------------------- */
-#if 0
-DLL_EXPORT TAOS_RES *tmq_create_topic(TAOS *taos, const char *name, const char *sql, int sqlLen);
-DLL_EXPORT TAOS_RES *tmq_create_stream(TAOS *taos, const char *streamName, const char *tbName, const char *sql);
-#endif
+
 /* ------------------------------ TMQ END -------------------------------- */
+
 #if 1  // Shuduo: temporary enable for app build
 typedef void (*TAOS_SUBSCRIBE_CALLBACK)(TAOS_SUB *tsub, TAOS_RES *res, void *param, int code);
 #endif

include/util/tdef.h

@@ -86,10 +86,9 @@ extern const int32_t TYPE_BYTES[15];
 #define TS_PATH_DELIMITER "."
 #define TS_ESCAPE_CHAR    '`'
 
-
-#define TSDB_TIME_PRECISION_MILLI 0
-#define TSDB_TIME_PRECISION_MICRO 1
-#define TSDB_TIME_PRECISION_NANO  2
+#define TSDB_TIME_PRECISION_MILLI   0
+#define TSDB_TIME_PRECISION_MICRO   1
+#define TSDB_TIME_PRECISION_NANO    2
 #define TSDB_TIME_PRECISION_HOURS   3
 #define TSDB_TIME_PRECISION_MINUTES 4
 #define TSDB_TIME_PRECISION_SECONDS 5
@@ -249,7 +248,6 @@ typedef enum ELogicConditionType {
 #define TSDB_SHOW_SQL_LEN       512
 #define TSDB_SLOW_QUERY_SQL_LEN 512
 #define TSDB_SHOW_SUBQUERY_LEN  1000
-#define TSDB_SHOW_LIST_LEN      1000
 
 #define TSDB_TRANS_STAGE_LEN 12
 #define TSDB_TRANS_TYPE_LEN  16
@@ -376,9 +374,9 @@ typedef enum ELogicConditionType {
  * 1. ordinary sub query for select * from super_table
  * 2. all sqlobj generated by createSubqueryObj with this flag
  */
-#define TSDB_QUERY_TYPE_INSERT           0x100u  // insert type
-#define TSDB_QUERY_TYPE_FILE_INSERT      0x400u   // insert data from file
-#define TSDB_QUERY_TYPE_STMT_INSERT      0x800u   // stmt insert type
+#define TSDB_QUERY_TYPE_INSERT      0x100u  // insert type
+#define TSDB_QUERY_TYPE_FILE_INSERT 0x400u  // insert data from file
+#define TSDB_QUERY_TYPE_STMT_INSERT 0x800u  // stmt insert type
 
 #define TSDB_QUERY_HAS_TYPE(x, _type)   (((x) & (_type)) != 0)
 #define TSDB_QUERY_SET_TYPE(x, _type)   ((x) |= (_type))

source/client/src/tmq.c

@@ -395,7 +395,7 @@ tmq_resp_err_t tmq_subscription(tmq_t* tmq, tmq_list_t** topics) {
   }
   for (int i = 0; i < taosArrayGetSize(tmq->clientTopics); i++) {
     SMqClientTopic* topic = taosArrayGet(tmq->clientTopics, i);
-    tmq_list_append(*topics, topic->topicName);
+    tmq_list_append(*topics, strchr(topic->topicName, '.') + 1);
   }
   return TMQ_RESP_ERR__SUCCESS;
 }

source/common/src/systable.c

@@ -14,9 +14,9 @@
  */
 
 #include "systable.h"
+#include "taos.h"
 #include "tdef.h"
 #include "types.h"
-#include "taos.h"
 
 #define SYSTABLE_SCH_TABLE_NAME_LEN ((TSDB_TABLE_NAME_LEN - 1) + VARSTR_HEADER_SIZE)
 #define SYSTABLE_SCH_DB_NAME_LEN    ((TSDB_DB_NAME_LEN - 1) + VARSTR_HEADER_SIZE)
@@ -264,7 +264,7 @@ static const SSysDbTableSchema consumerSchema[] = {
     {.name = "group_id", .bytes = SYSTABLE_SCH_TABLE_NAME_LEN, .type = TSDB_DATA_TYPE_BINARY},
     {.name = "app_id", .bytes = SYSTABLE_SCH_TABLE_NAME_LEN, .type = TSDB_DATA_TYPE_BINARY},
     {.name = "status", .bytes = 20 + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
-    {.name = "topics", .bytes = TSDB_SHOW_LIST_LEN + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
+    {.name = "topics", .bytes = TSDB_TOPIC_FNAME_LEN + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
     {.name = "pid", .bytes = 4, .type = TSDB_DATA_TYPE_INT},
     {.name = "end_point", .bytes = TSDB_EP_LEN + VARSTR_HEADER_SIZE, .type = TSDB_DATA_TYPE_BINARY},
     {.name = "up_time", .bytes = 8, .type = TSDB_DATA_TYPE_TIMESTAMP},

source/dnode/mnode/impl/inc/mndTopic.h

@@ -33,6 +33,8 @@ SSdbRow *mndTopicActionDecode(SSdbRaw *pRaw);
 
 int32_t mndDropTopicByDB(SMnode *pMnode, STrans *pTrans, SDbObj *pDb);
 
+const char *mndTopicGetShowName(const char topic[TSDB_TOPIC_FNAME_LEN]);
+
 #ifdef __cplusplus
 }
 #endif

source/dnode/mnode/impl/src/mndConsumer.c

@@ -790,71 +790,83 @@ static int32_t mndRetrieveConsumer(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock
     pShow->pIter = sdbFetch(pSdb, SDB_CONSUMER, pShow->pIter, (void **)&pConsumer);
     if (pShow->pIter == NULL) break;
 
-    SColumnInfoData *pColInfo;
-    int32_t          cols = 0;
-
     taosRLockLatch(&pConsumer->lock);
 
-    // consumer id
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->consumerId, false);
-
-    // group id
-    char groupId[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
-    tstrncpy(varDataVal(groupId), pConsumer->cgroup, TSDB_CGROUP_LEN);
-    varDataSetLen(groupId, strlen(varDataVal(groupId)));
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)groupId, false);
-
-    // app id
-    char appId[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
-    tstrncpy(varDataVal(appId), pConsumer->appId, TSDB_CGROUP_LEN);
-    varDataSetLen(appId, strlen(varDataVal(appId)));
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)appId, false);
-
-    // status
-    char status[20 + VARSTR_HEADER_SIZE] = {0};
-    tstrncpy(varDataVal(status), mndConsumerStatusName(pConsumer->status), 20);
-    varDataSetLen(status, strlen(varDataVal(status)));
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)status, false);
-
-    // subscribed topics
-    // TODO: split into multiple rows
-    char  topics[TSDB_SHOW_LIST_LEN + VARSTR_HEADER_SIZE] = {0};
-    char *showStr = taosShowStrArray(pConsumer->assignedTopics);
-    tstrncpy(varDataVal(topics), showStr, TSDB_SHOW_LIST_LEN);
-    taosMemoryFree(showStr);
-    varDataSetLen(topics, strlen(varDataVal(topics)));
-
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)topics, false);
-
-    // pid
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->pid, true);
-
-    // end point
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->ep, true);
-
-    // up time
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->upTime, false);
-
-    // subscribe time
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->subscribeTime, false);
-
-    // rebalance time
-    pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
-    colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->rebalanceTime, pConsumer->rebalanceTime == 0);
+    int32_t topicSz = taosArrayGetSize(pConsumer->assignedTopics);
+    bool    hasTopic = true;
+    if (topicSz == 0) {
+      hasTopic = false;
+      topicSz = 1;
+    }
+
+    for (int32_t i = 0; i < topicSz; i++) {
+      if (numOfRows + topicSz > rowsCapacity) {
+        blockDataEnsureCapacity(pBlock, numOfRows + topicSz);
+      }
+      SColumnInfoData *pColInfo;
+      int32_t          cols = 0;
+
+      // consumer id
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->consumerId, false);
+
+      // group id
+      char groupId[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
+      tstrncpy(varDataVal(groupId), pConsumer->cgroup, TSDB_CGROUP_LEN);
+      varDataSetLen(groupId, strlen(varDataVal(groupId)));
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)groupId, false);
+
+      // app id
+      char appId[TSDB_CGROUP_LEN + VARSTR_HEADER_SIZE] = {0};
+      tstrncpy(varDataVal(appId), pConsumer->appId, TSDB_CGROUP_LEN);
+      varDataSetLen(appId, strlen(varDataVal(appId)));
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)appId, false);
+
+      // status
+      char status[20 + VARSTR_HEADER_SIZE] = {0};
+      tstrncpy(varDataVal(status), mndConsumerStatusName(pConsumer->status), 20);
+      varDataSetLen(status, strlen(varDataVal(status)));
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)status, false);
+
+      // one subscribed topic
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      if (hasTopic) {
+        char        topic[TSDB_TOPIC_FNAME_LEN + VARSTR_HEADER_SIZE] = {0};
+        const char *topicName = mndTopicGetShowName(taosArrayGetP(pConsumer->assignedTopics, i));
+        tstrncpy(varDataVal(topic), topicName, TSDB_TOPIC_FNAME_LEN);
+        varDataSetLen(topic, strlen(varDataVal(topic)));
+        colDataAppend(pColInfo, numOfRows, (const char *)topic, false);
+      } else {
+        colDataAppend(pColInfo, numOfRows, NULL, true);
+      }
+
+      // pid
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->pid, true);
 
+      // end point
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->ep, true);
+
+      // up time
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->upTime, false);
+
+      // subscribe time
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->subscribeTime, false);
+
+      // rebalance time
+      pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
+      colDataAppend(pColInfo, numOfRows, (const char *)&pConsumer->rebalanceTime, pConsumer->rebalanceTime == 0);
+
+      numOfRows++;
+    }
     taosRUnLockLatch(&pConsumer->lock);
     sdbRelease(pSdb, pConsumer);
-
-    numOfRows++;
   }
 
   pShow->numOfRows += numOfRows;

source/dnode/mnode/impl/src/mndStream.c

@@ -259,7 +259,7 @@ int32_t mndAddStreamToTrans(SMnode *pMnode, SStreamObj *pStream, const char *ast
     return -1;
   }
 
-#if 1
+#if 0
   printf("|");
   for (int i = 0; i < pStream->outputSchema.nCols; i++) {
     printf(" %15s |", (char *)pStream->outputSchema.pSchema[i].name);

source/dnode/mnode/impl/src/mndTopic.c

@@ -61,6 +61,11 @@ int32_t mndInitTopic(SMnode *pMnode) {
 
 void mndCleanupTopic(SMnode *pMnode) {}
 
+const char *mndTopicGetShowName(const char topic[TSDB_TOPIC_FNAME_LEN]) {
+  //
+  return strchr(topic, '.') + 1;
+}
+
 SSdbRaw *mndTopicActionEncode(SMqTopicObj *pTopic) {
   terrno = TSDB_CODE_OUT_OF_MEMORY;
 

source/libs/wal/src/walRead.c

@@ -55,15 +55,15 @@ int32_t walRegisterRead(SWalReadHandle *pRead, int64_t ver) {
 }
 
 static int32_t walReadSeekFilePos(SWalReadHandle *pRead, int64_t fileFirstVer, int64_t ver) {
-  int code = 0;
+  int ret = 0;
 
   TdFilePtr pIdxTFile = pRead->pReadIdxTFile;
   TdFilePtr pLogTFile = pRead->pReadLogTFile;
 
   // seek position
   int64_t offset = (ver - fileFirstVer) * sizeof(SWalIdxEntry);
-  code = taosLSeekFile(pIdxTFile, offset, SEEK_SET);
-  if (code < 0) {
+  ret = taosLSeekFile(pIdxTFile, offset, SEEK_SET);
+  if (ret < 0) {
     terrno = TAOS_SYSTEM_ERROR(errno);
     return -1;
   }
@@ -72,14 +72,14 @@ static int32_t walReadSeekFilePos(SWalReadHandle *pRead, int64_t fileFirstVer, i
     terrno = TSDB_CODE_WAL_FILE_CORRUPTED;
     return -1;
   }
-  // TODO:deserialize
+
   ASSERT(entry.ver == ver);
-  code = taosLSeekFile(pLogTFile, entry.offset, SEEK_SET);
-  if (code < 0) {
+  ret = taosLSeekFile(pLogTFile, entry.offset, SEEK_SET);
+  if (ret < 0) {
     terrno = TAOS_SYSTEM_ERROR(errno);
     return -1;
   }
-  return code;
+  return ret;
 }
 
 static int32_t walReadChangeFile(SWalReadHandle *pRead, int64_t fileFirstVer) {
@@ -108,7 +108,6 @@ static int32_t walReadChangeFile(SWalReadHandle *pRead, int64_t fileFirstVer) {
 }
 
 static int32_t walReadSeekVer(SWalReadHandle *pRead, int64_t ver) {
-  int   code;
   SWal *pWal = pRead->pWal;
   if (ver == pRead->curVersion) {
     return 0;
@@ -126,16 +125,15 @@ static int32_t walReadSeekVer(SWalReadHandle *pRead, int64_t ver) {
   SWalFileInfo *pRet = taosArraySearch(pWal->fileInfoSet, &tmpInfo, compareWalFileInfo, TD_LE);
   ASSERT(pRet != NULL);
   if (pRead->curFileFirstVer != pRet->firstVer) {
-    code = walReadChangeFile(pRead, pRet->firstVer);
-    if (code < 0) {
+    if (walReadChangeFile(pRead, pRet->firstVer) < 0) {
       return -1;
     }
   }
 
-  code = walReadSeekFilePos(pRead, pRet->firstVer, ver);
-  if (code < 0) {
+  if (walReadSeekFilePos(pRead, pRet->firstVer, ver) < 0) {
     return -1;
   }
+
   pRead->curVersion = ver;
 
   return 0;
@@ -246,8 +244,7 @@ int32_t walReadWithHandle(SWalReadHandle *pRead, int64_t ver) {
   int code;
   // TODO: check wal life
   if (pRead->curVersion != ver) {
-    code = walReadSeekVer(pRead, ver);
-    if (code < 0) {
+    if (walReadSeekVer(pRead, ver) < 0) {
       return -1;
     }
   }
@@ -278,8 +275,12 @@ int32_t walReadWithHandle(SWalReadHandle *pRead, int64_t ver) {
     pRead->capacity = pRead->pHead->head.bodyLen;
   }
 
-  if (pRead->pHead->head.bodyLen !=
-      taosReadFile(pRead->pReadLogTFile, pRead->pHead->head.body, pRead->pHead->head.bodyLen)) {
+  if ((code = taosReadFile(pRead->pReadLogTFile, pRead->pHead->head.body, pRead->pHead->head.bodyLen)) !=
+      pRead->pHead->head.bodyLen) {
+    if (code < 0)
+      terrno = TAOS_SYSTEM_ERROR(errno);
+    else
+      terrno = TSDB_CODE_WAL_FILE_CORRUPTED;
     return -1;
   }
 

tests/script/tsim/tstream/basic0.sim

@@ -33,7 +33,7 @@ if $rows != 3 then
   return -1
 endi
 
-sql create stream s1 into outstb as select _wstartts, min(k), max(k), sum(k) as sum_alias from ct1 interval(10m)
+sql create stream s1 trigger at_once into outstb as select _wstartts, min(k), max(k), sum(k) as sum_alias from ct1 interval(10m)
 
 sql show stables
 if $rows != 2 then