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TDengine
提交 a6d0bf4f 编写于 作者: H Haojun Liao
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[td-225]refactor

上级 45acc9d3
展开全部 隐藏空白更改
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Showing with 489 addition and 490 deletion
src/client/src/tscParseInsert.c
浏览文件 @ a6d0bf4f
......@@ -1359,7 +1359,7 @@ int tsParseSql(SSqlObj *pSql, bool initial) {
}
}
} else {
SSqlInfo SQLInfo = qSQLParse(pSql->sqlstr);
SSqlInfo SQLInfo = qSqlParse(pSql->sqlstr);
ret = tscToSQLCmd(pSql, &SQLInfo);
if (ret == TSDB_CODE_TSC_INVALID_SQL && pSql->parseRetry == 0 && SQLInfo.type == TSDB_SQL_NULL) {
tscResetSqlCmd(pCmd, true);
......
src/client/src/tscSQLParser.c
浏览文件 @ a6d0bf4f
此差异已折叠。
src/client/src/tscServer.c
浏览文件 @ a6d0bf4f
......@@ -1350,7 +1350,7 @@ int tscEstimateCreateTableMsgLength(SSqlObj *pSql, SSqlInfo *pInfo) {
SSqlCmd *pCmd = &(pSql->cmd);
int32_t size = minMsgSize() + sizeof(SCMCreateTableMsg) + sizeof(SCreateTableMsg);
SCreateTableSQL *pCreateTableInfo = pInfo->pCreateTableInfo;
SCreateTableSql *pCreateTableInfo = pInfo->pCreateTableInfo;
if (pCreateTableInfo->type == TSQL_CREATE_TABLE_FROM_STABLE) {
int32_t numOfTables = (int32_t)taosArrayGetSize(pInfo->pCreateTableInfo->childTableInfo);
size += numOfTables * (sizeof(SCreateTableMsg) + TSDB_MAX_TAGS_LEN);
......@@ -1359,7 +1359,7 @@ int tscEstimateCreateTableMsgLength(SSqlObj *pSql, SSqlInfo *pInfo) {
}
if (pCreateTableInfo->pSelect != NULL) {
size += (pCreateTableInfo->pSelect->selectToken.n + 1);
size += (pCreateTableInfo->pSelect->sqlstr.n + 1);
}
return size + TSDB_EXTRA_PAYLOAD_SIZE;
......@@ -1417,7 +1417,7 @@ int tscBuildCreateTableMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
int32_t code = tNameExtractFullName(&pTableMetaInfo->name, pCreateMsg->tableName);
assert(code == 0);
SCreateTableSQL *pCreateTable = pInfo->pCreateTableInfo;
SCreateTableSql *pCreateTable = pInfo->pCreateTableInfo;
pCreateMsg->igExists = pCreateTable->existCheck ? 1 : 0;
pCreateMsg->numOfColumns = htons(pCmd->numOfCols);
......@@ -1440,11 +1440,11 @@ int tscBuildCreateTableMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
pMsg = (char *)pSchema;
if (type == TSQL_CREATE_STREAM) { // check if it is a stream sql
SQuerySQL *pQuerySql = pInfo->pCreateTableInfo->pSelect;
SQuerySqlNode *pQuerySql = pInfo->pCreateTableInfo->pSelect;
strncpy(pMsg, pQuerySql->selectToken.z, pQuerySql->selectToken.n + 1);
pCreateMsg->sqlLen = htons(pQuerySql->selectToken.n + 1);
pMsg += pQuerySql->selectToken.n + 1;
strncpy(pMsg, pQuerySql->sqlstr.z, pQuerySql->sqlstr.n + 1);
pCreateMsg->sqlLen = htons(pQuerySql->sqlstr.n + 1);
pMsg += pQuerySql->sqlstr.n + 1;
}
}
......
src/query/inc/qSqlparser.h
浏览文件 @ a6d0bf4f
......@@ -27,6 +27,18 @@ extern "C" {
#include "tvariant.h"
#define ParseTOKENTYPE SStrToken
#define NON_ARITHMEIC_EXPR 0
#define NORMAL_ARITHMETIC 1
#define AGG_ARIGHTMEIC 2
enum SQL_NODE_TYPE {
SQL_NODE_TABLE_COLUMN= 1,
SQL_NODE_SQLFUNCTION = 2,
SQL_NODE_VALUE = 3,
SQL_NODE_EXPR = 4,
};
extern char tTokenTypeSwitcher[13];
#define toTSDBType(x) \
......@@ -63,20 +75,20 @@ typedef struct SSessionWindowVal {
SStrToken gap;
} SSessionWindowVal;
typedef struct SQuerySQL {
struct tSQLExprList *pSelection; // select clause
SArray * from; // from clause SArray<tVariantListItem>
struct tSQLExpr * pWhere; // where clause [optional]
SArray * pGroupby; // groupby clause, only for tags[optional], SArray<tVariantListItem>
SArray * pSortOrder; // orderby [optional], SArray<tVariantListItem>
SIntervalVal interval; // (interval, interval_offset) [optional]
SSessionWindowVal sessionVal; // session window [optional]
SStrToken sliding; // sliding window [optional]
SLimitVal limit; // limit offset [optional]
SLimitVal slimit; // group limit offset [optional]
SArray * fillType; // fill type[optional], SArray<tVariantListItem>
SStrToken selectToken; // sql string
} SQuerySQL;
typedef struct SQuerySqlNode {
struct SArray *pSelectList; // select clause
SArray *from; // from clause SArray<SQuerySqlNode>
struct tSqlExpr *pWhere; // where clause [optional]
SArray *pGroupby; // groupby clause, only for tags[optional], SArray<tVariantListItem>
SArray *pSortOrder; // orderby [optional], SArray<tVariantListItem>
SIntervalVal *interval; // (interval, interval_offset) [optional]
SSessionWindowVal *sessionVal; // session window [optional]
SStrToken *sliding; // sliding window [optional]
SLimitVal *limit; // limit offset [optional]
SLimitVal *slimit; // group limit offset [optional]
SArray *fillType; // fill type[optional], SArray<tVariantListItem>
SStrToken sqlstr; // sql string in select clause
} SQuerySqlNode;
typedef struct SCreatedTableInfo {
SStrToken name; // table name token
......@@ -88,7 +100,7 @@ typedef struct SCreatedTableInfo {
int8_t igExist; // ignore if exists
} SCreatedTableInfo;
typedef struct SCreateTableSQL {
typedef struct SCreateTableSql {
SStrToken name; // table name, create table [name] xxx
int8_t type; // create normal table/from super table/ stream
bool existCheck;
......@@ -99,16 +111,16 @@ typedef struct SCreateTableSQL {
} colInfo;
SArray *childTableInfo; // SArray<SCreatedTableInfo>
SQuerySQL *pSelect;
} SCreateTableSQL;
SQuerySqlNode *pSelect;
} SCreateTableSql;
typedef struct SAlterTableInfo {
SStrToken name;
int16_t tableType;
int16_t type;
STagData tagData;
SArray *pAddColumns; // SArray<TAOS_FIELD>
SArray *varList; // set t=val or: change src dst, SArray<tVariantListItem>
SStrToken name;
int16_t tableType;
int16_t type;
STagData tagData;
SArray *pAddColumns; // SArray<TAOS_FIELD>
SArray *varList; // set t=val or: change src dst, SArray<tVariantListItem>
} SAlterTableInfo;
typedef struct SCreateDbInfo {
......@@ -147,9 +159,9 @@ typedef struct SCreateAcctInfo {
} SCreateAcctInfo;
typedef struct SShowInfo {
uint8_t showType;
SStrToken prefix;
SStrToken pattern;
uint8_t showType;
SStrToken prefix;
SStrToken pattern;
} SShowInfo;
typedef struct SUserInfo {
......@@ -174,7 +186,7 @@ typedef struct SMiscInfo {
} SMiscInfo;
typedef struct SSubclauseInfo { // "UNION" multiple select sub-clause
SQuerySQL **pClause;
SQuerySqlNode **pClause;
int32_t numOfClause;
} SSubclauseInfo;
......@@ -184,26 +196,15 @@ typedef struct SSqlInfo {
SSubclauseInfo subclauseInfo;
char msg[256];
union {
SCreateTableSQL *pCreateTableInfo;
SCreateTableSql *pCreateTableInfo;
SAlterTableInfo *pAlterInfo;
SMiscInfo *pMiscInfo;
};
} SSqlInfo;
#define NON_ARITHMEIC_EXPR 0
#define NORMAL_ARITHMETIC 1
#define AGG_ARIGHTMEIC 2
enum SQL_NODE_TYPE {
SQL_NODE_TABLE_COLUMN= 1,
SQL_NODE_SQLFUNCTION = 2,
SQL_NODE_VALUE = 3,
SQL_NODE_EXPR = 4,
};
typedef struct tSQLExpr {
typedef struct tSqlExpr {
uint16_t type; // sql node type
uint32_t tokenId; // TK_FUNCTION: sql function, TK_LE: less than(binary expr)
uint32_t tokenId; // TK_LE: less than(binary expr)
// the whole string of the function(col, param), while the function name is kept in token
SStrToken operand;
......@@ -213,70 +214,47 @@ typedef struct tSQLExpr {
tVariant value; // the use input value
SStrToken token; // original sql expr string
struct tSQLExpr *pLeft; // left child
struct tSQLExpr *pRight; // right child
struct tSQLExprList *pParam; // function parameters list
} tSQLExpr;
struct tSqlExpr *pLeft; // left child
struct tSqlExpr *pRight; // right child
struct SArray *pParam; // function parameters list
} tSqlExpr;
// used in select clause. select <tSQLExprList> from xxx
// used in select clause. select <SArray> from xxx
typedef struct tSqlExprItem {
tSQLExpr *pNode; // The list of expressions
tSqlExpr *pNode; // The list of expressions
char * aliasName; // alias name, null-terminated string
bool distinct;
} tSqlExprItem;
// todo refactor by using SArray
typedef struct tSQLExprList {
int32_t nExpr; /* Number of expressions on the list */
int32_t nAlloc; /* Number of entries allocated below */
tSqlExprItem *a; /* One entry for each expression */
} tSQLExprList;
/**
*
* @param yyp The parser
* @param yymajor The major token code number
* @param yyminor The value for the token
*/
void Parse(void *yyp, int yymajor, ParseTOKENTYPE yyminor, SSqlInfo *);
/**
*
* @param p The parser to be deleted
* @param freeProc Function used to reclaim memory
*/
void ParseFree(void *p, void (*freeProc)(void *));
SArray *tVariantListAppend(SArray *pList, tVariant *pVar, uint8_t sortOrder);
SArray *tVariantListInsert(SArray *pList, tVariant *pVar, uint8_t sortOrder, int32_t index);
SArray *tVariantListAppendToken(SArray *pList, SStrToken *pAliasToken, uint8_t sortOrder);
tSQLExpr *tSqlExprCreate(tSQLExpr *pLeft, tSQLExpr *pRight, int32_t optrType);
// sql expr leaf node
tSqlExpr *tSqlExprCreateIdValue(SStrToken *pToken, int32_t optrType);
tSqlExpr *tSqlExprCreateFunction(SArray *pParam, SStrToken *pFuncToken, SStrToken *endToken, int32_t optType);
tSQLExpr *tSqlExprClone(tSQLExpr *pSrc);
tSqlExpr *tSqlExprCreate(tSqlExpr *pLeft, tSqlExpr *pRight, int32_t optrType);
tSqlExpr *tSqlExprClone(tSqlExpr *pSrc);
void tSqlExprDestroy(tSqlExpr *pExpr);
SArray *tSqlExprListAppend(SArray *pList, tSqlExpr *pNode, SStrToken *pDistinct, SStrToken *pToken);
void tSqlExprListDestroy(SArray *pList);
void tSqlExprDestroy(tSQLExpr *pExpr);
SQuerySqlNode *tSetQuerySqlNode(SStrToken *pSelectToken, SArray *pSelectList, SArray *pFrom, tSqlExpr *pWhere,
SArray *pGroupby, SArray *pSortOrder, SIntervalVal *pInterval,
SSessionWindowVal *pSession, SStrToken *pSliding, SArray *pFill, SLimitVal *pLimit,
SLimitVal *pGLimit);
tSQLExprList *tSqlExprListAppend(tSQLExprList *pList, tSQLExpr *pNode, SStrToken *pDistinct, SStrToken *pToken);
SCreateTableSql *tSetCreateTableInfo(SArray *pCols, SArray *pTags, SQuerySqlNode *pSelect, int32_t type);
void tSqlExprListDestroy(tSQLExprList *pList);
SQuerySQL *tSetQuerySqlNode(SStrToken *pSelectToken, tSQLExprList *pSelection, SArray *pFrom, tSQLExpr *pWhere,
SArray *pGroupby, SArray *pSortOrder, SIntervalVal *pInterval, SSessionWindowVal *pSession,
SStrToken *pSliding, SArray *pFill, SLimitVal *pLimit, SLimitVal *pGLimit);
SCreateTableSQL *tSetCreateSqlElems(SArray *pCols, SArray *pTags, SQuerySQL *pSelect, int32_t type);
void tSqlExprNodeDestroy(tSQLExpr *pExpr);
SAlterTableInfo * tAlterTableSqlElems(SStrToken *pTableName, SArray *pCols, SArray *pVals, int32_t type, int16_t tableTable);
SAlterTableInfo *tSetAlterTableInfo(SStrToken *pTableName, SArray *pCols, SArray *pVals, int32_t type, int16_t tableTable);
SCreatedTableInfo createNewChildTableInfo(SStrToken *pTableName, SArray *pTagNames, SArray *pTagVals, SStrToken *pToken, SStrToken* igExists);
void destroyAllSelectClause(SSubclauseInfo *pSql);
void doDestroyQuerySql(SQuerySQL *pSql);
void doDestroyQuerySql(SQuerySqlNode *pSql);
void freeCreateTableInfo(void* p);
SSqlInfo * setSqlInfo(SSqlInfo *pInfo, void *pSqlExprInfo, SStrToken *pTableName, int32_t type);
SSqlInfo *setSqlInfo(SSqlInfo *pInfo, void *pSqlExprInfo, SStrToken *pTableName, int32_t type);
SSubclauseInfo *setSubclause(SSubclauseInfo *pClause, void *pSqlExprInfo);
SSubclauseInfo *appendSelectClause(SSubclauseInfo *pInfo, void *pSubclause);
......@@ -285,7 +263,7 @@ void setCreatedTableName(SSqlInfo *pInfo, SStrToken *pTableNameToken, SStrToken
void SqlInfoDestroy(SSqlInfo *pInfo);
void setDCLSQLElems(SSqlInfo *pInfo, int32_t type, int32_t nParams, ...);
void setDCLSqlElems(SSqlInfo *pInfo, int32_t type, int32_t nParams, ...);
void setDropDbTableInfo(SSqlInfo *pInfo, int32_t type, SStrToken* pToken, SStrToken* existsCheck,int16_t dbType,int16_t tableType);
void setShowOptions(SSqlInfo *pInfo, int32_t type, SStrToken* prefix, SStrToken* pPatterns);
......@@ -300,19 +278,39 @@ void setDefaultCreateDbOption(SCreateDbInfo *pDBInfo);
void setDefaultCreateTopicOption(SCreateDbInfo *pDBInfo);
// prefix show db.tables;
void setDbName(SStrToken *pCpxName, SStrToken *pDb);
void tSetDbName(SStrToken *pCpxName, SStrToken *pDb);
tSQLExpr *tSqlExprIdValueCreate(SStrToken *pToken, int32_t optrType);
void tSetColumnInfo(TAOS_FIELD *pField, SStrToken *pName, TAOS_FIELD *pType);
void tSetColumnType(TAOS_FIELD *pField, SStrToken *type);
tSQLExpr *tSqlExprCreateFunction(tSQLExprList *pList, SStrToken *pFuncToken, SStrToken *endToken, int32_t optType);
void tSqlSetColumnInfo(TAOS_FIELD *pField, SStrToken *pName, TAOS_FIELD *pType);
/**
*
* @param yyp The parser
* @param yymajor The major token code number
* @param yyminor The value for the token
*/
void Parse(void *yyp, int yymajor, ParseTOKENTYPE yyminor, SSqlInfo *);
void tSqlSetColumnType(TAOS_FIELD *pField, SStrToken *type);
/**
*
* @param p The parser to be deleted
* @param freeProc Function used to reclaim memory
*/
void ParseFree(void *p, void (*freeProc)(void *));
/**
*
* @param mallocProc The parser allocator
* @return
*/
void *ParseAlloc(void *(*mallocProc)(size_t));
SSqlInfo qSQLParse(const char *str);
/**
*
* @param str sql string
* @return sql ast
*/
SSqlInfo qSqlParse(const char *str);
#ifdef __cplusplus
}
......
src/query/src/qParserImpl.c → src/query/src/qSqlParser.c
浏览文件 @ a6d0bf4f
......@@ -23,7 +23,7 @@
#include "ttokendef.h"
#include "tutil.h"
SSqlInfo qSQLParse(const char *pStr) {
SSqlInfo qSqlParse(const char *pStr) {
void *pParser = ParseAlloc(malloc);
SSqlInfo sqlInfo = {0};
......@@ -80,53 +80,48 @@ abort_parse:
return sqlInfo;
}
tSQLExprList *tSqlExprListAppend(tSQLExprList *pList, tSQLExpr *pNode, SStrToken *pDistinct, SStrToken *pToken) {
SArray *tSqlExprListAppend(SArray *pList, tSqlExpr *pNode, SStrToken *pDistinct, SStrToken *pToken) {
if (pList == NULL) {
pList = calloc(1, sizeof(tSQLExprList));
pList = taosArrayInit(4, sizeof(tSqlExprItem));
}
if (pList->nAlloc <= pList->nExpr) {
pList->nAlloc = (pList->nAlloc << 1u) + 4;
pList->a = realloc(pList->a, pList->nAlloc * sizeof(pList->a[0]));
if (pList->a == 0) {
pList->nExpr = pList->nAlloc = 0;
return pList;
}
}
assert(pList->a != 0);
if (pNode || pToken) {
struct tSqlExprItem *pItem = &pList->a[pList->nExpr++];
memset(pItem, 0, sizeof(*pItem));
pItem->pNode = pNode;
struct tSqlExprItem item = {0};
item.pNode = pNode;
item.distinct = (pDistinct != NULL);
if (pToken) { // set the as clause
pItem->aliasName = malloc(pToken->n + 1);
strncpy(pItem->aliasName, pToken->z, pToken->n);
pItem->aliasName[pToken->n] = 0;
item.aliasName = malloc(pToken->n + 1);
strncpy(item.aliasName, pToken->z, pToken->n);
item.aliasName[pToken->n] = 0;
strdequote(pItem->aliasName);
strdequote(item.aliasName);
}
pItem->distinct = (pDistinct != NULL);
taosArrayPush(pList, &item);
}
return pList;
}
void tSqlExprListDestroy(tSQLExprList *pList) {
if (pList == NULL) return;
static void freeExprElem(void* item) {
tSqlExprItem* exprItem = item;
for (int32_t i = 0; i < pList->nExpr; ++i) {
if (pList->a[i].aliasName != NULL) {
free(pList->a[i].aliasName);
}
tSqlExprDestroy(pList->a[i].pNode);
tfree(exprItem->aliasName);
tSqlExprDestroy(exprItem->pNode);
}
void tSqlExprListDestroy(SArray *pList) {
if (pList == NULL) {
return;
}
free(pList->a);
free(pList);
taosArrayDestroyEx(pList, freeExprElem);
}
tSQLExpr *tSqlExprIdValueCreate(SStrToken *pToken, int32_t optrType) {
tSQLExpr *pSqlExpr = calloc(1, sizeof(tSQLExpr));
tSqlExpr *tSqlExprCreateIdValue(SStrToken *pToken, int32_t optrType) {
tSqlExpr *pSqlExpr = calloc(1, sizeof(tSqlExpr));
if (pToken != NULL) {
pSqlExpr->token = *pToken;
......@@ -171,15 +166,15 @@ tSQLExpr *tSqlExprIdValueCreate(SStrToken *pToken, int32_t optrType) {
* pList is the parameters for function with id(optType)
* function name is denoted by pFunctionToken
*/
tSQLExpr *tSqlExprCreateFunction(tSQLExprList *pList, SStrToken *pFuncToken, SStrToken *endToken, int32_t optType) {
tSqlExpr *tSqlExprCreateFunction(SArray *pParam, SStrToken *pFuncToken, SStrToken *endToken, int32_t optType) {
if (pFuncToken == NULL) {
return NULL;
}
tSQLExpr *pExpr = calloc(1, sizeof(tSQLExpr));
tSqlExpr *pExpr = calloc(1, sizeof(tSqlExpr));
pExpr->tokenId = optType;
pExpr->type = SQL_NODE_SQLFUNCTION;
pExpr->pParam = pList;
pExpr->pParam = pParam;
int32_t len = (int32_t)((endToken->z + endToken->n) - pFuncToken->z);
pExpr->operand = (*pFuncToken);
......@@ -193,10 +188,10 @@ tSQLExpr *tSqlExprCreateFunction(tSQLExprList *pList, SStrToken *pFuncToken, SSt
/*
* create binary expression in this procedure
* if the expr is arithmetic, calculate the result and set it to tSQLExpr Object
* if the expr is arithmetic, calculate the result and set it to tSqlExpr Object
*/
tSQLExpr *tSqlExprCreate(tSQLExpr *pLeft, tSQLExpr *pRight, int32_t optrType) {
tSQLExpr *pExpr = calloc(1, sizeof(tSQLExpr));
tSqlExpr *tSqlExprCreate(tSqlExpr *pLeft, tSqlExpr *pRight, int32_t optrType) {
tSqlExpr *pExpr = calloc(1, sizeof(tSqlExpr));
pExpr->type = SQL_NODE_EXPR;
if (pLeft != NULL && pRight != NULL && (optrType != TK_IN)) {
......@@ -291,9 +286,9 @@ tSQLExpr *tSqlExprCreate(tSQLExpr *pLeft, tSQLExpr *pRight, int32_t optrType) {
pExpr->tokenId = optrType;
pExpr->pLeft = pLeft;
tSQLExpr *pRSub = calloc(1, sizeof(tSQLExpr));
tSqlExpr *pRSub = calloc(1, sizeof(tSqlExpr));
pRSub->tokenId = TK_SET; // TODO refactor .....
pRSub->pParam = (tSQLExprList *)pRight;
pRSub->pParam = (SArray *)pRight;
pExpr->pRight = pRSub;
} else {
......@@ -301,7 +296,7 @@ tSQLExpr *tSqlExprCreate(tSQLExpr *pLeft, tSQLExpr *pRight, int32_t optrType) {
pExpr->pLeft = pLeft;
if (pLeft != NULL && pRight == NULL) {
pRight = calloc(1, sizeof(tSQLExpr));
pRight = calloc(1, sizeof(tSqlExpr));
}
pExpr->pRight = pRight;
......@@ -312,8 +307,8 @@ tSQLExpr *tSqlExprCreate(tSQLExpr *pLeft, tSQLExpr *pRight, int32_t optrType) {
tSQLExpr *tSqlExprClone(tSQLExpr *pSrc) {
tSQLExpr *pExpr = calloc(1, sizeof(tSQLExpr));
tSqlExpr *tSqlExprClone(tSqlExpr *pSrc) {
tSqlExpr *pExpr = calloc(1, sizeof(tSqlExpr));
memcpy(pExpr, pSrc, sizeof(*pSrc));
......@@ -332,7 +327,7 @@ tSQLExpr *tSqlExprClone(tSQLExpr *pSrc) {
}
void tSqlExprNodeDestroy(tSQLExpr *pExpr) {
void doDestroySqlExprNode(tSqlExpr *pExpr) {
if (pExpr == NULL) {
return;
}
......@@ -342,11 +337,10 @@ void tSqlExprNodeDestroy(tSQLExpr *pExpr) {
}
tSqlExprListDestroy(pExpr->pParam);
free(pExpr);
}
void tSqlExprDestroy(tSQLExpr *pExpr) {
void tSqlExprDestroy(tSqlExpr *pExpr) {
if (pExpr == NULL) {
return;
}
......@@ -355,7 +349,8 @@ void tSqlExprDestroy(tSQLExpr *pExpr) {
pExpr->pLeft = NULL;
tSqlExprDestroy(pExpr->pRight);
pExpr->pRight = NULL;
tSqlExprNodeDestroy(pExpr);
doDestroySqlExprNode(pExpr);
}
SArray *tVariantListAppendToken(SArray *pList, SStrToken *pToken, uint8_t order) {
......@@ -411,13 +406,13 @@ SArray *tVariantListInsert(SArray *pList, tVariant *pVar, uint8_t sortOrder, int
return pList;
}
void setDbName(SStrToken *pCpxName, SStrToken *pDb) {
void tSetDbName(SStrToken *pCpxName, SStrToken *pDb) {
pCpxName->type = pDb->type;
pCpxName->z = pDb->z;
pCpxName->n = pDb->n;
}
void tSqlSetColumnInfo(TAOS_FIELD *pField, SStrToken *pName, TAOS_FIELD *pType) {
void tSetColumnInfo(TAOS_FIELD *pField, SStrToken *pName, TAOS_FIELD *pType) {
int32_t maxLen = sizeof(pField->name) / sizeof(pField->name[0]);
// truncate the column name
......@@ -485,7 +480,7 @@ static int32_t tryParseNameTwoParts(SStrToken *type) {
}
}
void tSqlSetColumnType(TAOS_FIELD *pField, SStrToken *type) {
void tSetColumnType(TAOS_FIELD *pField, SStrToken *type) {
// set the field type invalid
pField->type = -1;
pField->name[0] = 0;
......@@ -550,39 +545,39 @@ void tSqlSetColumnType(TAOS_FIELD *pField, SStrToken *type) {
/*
* extract the select info out of sql string
*/
SQuerySQL *tSetQuerySqlNode(SStrToken *pSelectToken, tSQLExprList *pSelection, SArray *pFrom, tSQLExpr *pWhere,
SQuerySqlNode *tSetQuerySqlNode(SStrToken *pSelectToken, SArray *pSelectList, SArray *pFrom, tSqlExpr *pWhere,
SArray *pGroupby, SArray *pSortOrder, SIntervalVal *pInterval, SSessionWindowVal *pSession,
SStrToken *pSliding, SArray *pFill, SLimitVal *pLimit, SLimitVal *pGLimit) {
assert(pSelection != NULL);
assert(pSelectList != NULL);
SQuerySQL *pQuery = calloc(1, sizeof(SQuerySQL));
pQuery->selectToken = *pSelectToken;
pQuery->selectToken.n = (uint32_t)strlen(pQuery->selectToken.z); // all later sql string are belonged to the stream sql
SQuerySqlNode *pQuery = calloc(1, sizeof(SQuerySqlNode));
pQuery->sqlstr = *pSelectToken;
pQuery->sqlstr.n = (uint32_t)strlen(pQuery->sqlstr.z); // all later sql string are belonged to the stream sql
pQuery->pSelection = pSelection;
pQuery->pSelectList = pSelectList;
pQuery->from = pFrom;
pQuery->pGroupby = pGroupby;
pQuery->pSortOrder = pSortOrder;
pQuery->pWhere = pWhere;
if (pLimit != NULL) {
pQuery->limit = *pLimit;
pQuery->limit = pLimit;
}
if (pGLimit != NULL) {
pQuery->slimit = *pGLimit;
pQuery->slimit = pGLimit;
}
if (pInterval != NULL) {
pQuery->interval = *pInterval;
pQuery->interval = pInterval;
}
if (pSliding != NULL) {
pQuery->sliding = *pSliding;
pQuery->sliding = pSliding;
}
if (pSession != NULL) {
pQuery->sessionVal = *pSession;
pQuery->sessionVal = pSession;
}
pQuery->fillType = pFill;
......@@ -602,14 +597,14 @@ void freeCreateTableInfo(void* p) {
tfree(pInfo->tagdata.data);
}
void doDestroyQuerySql(SQuerySQL *pQuerySql) {
void doDestroyQuerySql(SQuerySqlNode *pQuerySql) {
if (pQuerySql == NULL) {
return;
}
tSqlExprListDestroy(pQuerySql->pSelection);
tSqlExprListDestroy(pQuerySql->pSelectList);
pQuerySql->pSelection = NULL;
pQuerySql->pSelectList = NULL;
tSqlExprDestroy(pQuerySql->pWhere);
pQuerySql->pWhere = NULL;
......@@ -635,15 +630,15 @@ void destroyAllSelectClause(SSubclauseInfo *pClause) {
}
for(int32_t i = 0; i < pClause->numOfClause; ++i) {
SQuerySQL *pQuerySql = pClause->pClause[i];
SQuerySqlNode *pQuerySql = pClause->pClause[i];
doDestroyQuerySql(pQuerySql);
}
tfree(pClause->pClause);
}
SCreateTableSQL *tSetCreateSqlElems(SArray *pCols, SArray *pTags, SQuerySQL *pSelect, int32_t type) {
SCreateTableSQL *pCreate = calloc(1, sizeof(SCreateTableSQL));
SCreateTableSql *tSetCreateTableInfo(SArray *pCols, SArray *pTags, SQuerySqlNode *pSelect, int32_t type) {
SCreateTableSql *pCreate = calloc(1, sizeof(SCreateTableSql));
switch (type) {
case TSQL_CREATE_TABLE: {
......@@ -687,7 +682,7 @@ SCreatedTableInfo createNewChildTableInfo(SStrToken *pTableName, SArray *pTagNam
return info;
}
SAlterTableInfo *tAlterTableSqlElems(SStrToken *pTableName, SArray *pCols, SArray *pVals, int32_t type, int16_t tableType) {
SAlterTableInfo *tSetAlterTableInfo(SStrToken *pTableName, SArray *pCols, SArray *pVals, int32_t type, int16_t tableType) {
SAlterTableInfo *pAlterTable = calloc(1, sizeof(SAlterTableInfo));
pAlterTable->name = *pTableName;
......@@ -709,7 +704,7 @@ SAlterTableInfo *tAlterTableSqlElems(SStrToken *pTableName, SArray *pCols, SArra
return pAlterTable;
}
void* destroyCreateTableSql(SCreateTableSQL* pCreate) {
void* destroyCreateTableSql(SCreateTableSql* pCreate) {
doDestroyQuerySql(pCreate->pSelect);
taosArrayDestroy(pCreate->colInfo.pColumns);
......@@ -757,7 +752,7 @@ SSubclauseInfo* setSubclause(SSubclauseInfo* pSubclause, void *pSqlExprInfo) {
return pSubclause;
}
pSubclause->pClause = (SQuerySQL**) tmp;
pSubclause->pClause = (SQuerySqlNode**) tmp;
pSubclause->pClause[newSize - 1] = pSqlExprInfo;
pSubclause->numOfClause++;
......@@ -788,7 +783,7 @@ SSubclauseInfo* appendSelectClause(SSubclauseInfo *pQueryInfo, void *pSubclause)
return pQueryInfo;
}
pQueryInfo->pClause = (SQuerySQL**) tmp;
pQueryInfo->pClause = (SQuerySqlNode**) tmp;
pQueryInfo->pClause[pQueryInfo->numOfClause++] = pSubclause;
return pQueryInfo;
......@@ -799,7 +794,7 @@ void setCreatedTableName(SSqlInfo *pInfo, SStrToken *pTableNameToken, SStrToken
pInfo->pCreateTableInfo->existCheck = (pIfNotExists->n != 0);
}
void setDCLSQLElems(SSqlInfo *pInfo, int32_t type, int32_t nParam, ...) {
void setDCLSqlElems(SSqlInfo *pInfo, int32_t type, int32_t nParam, ...) {
pInfo->type = type;
if (nParam == 0) {
return;
......
src/query/src/sql.c
浏览文件 @ a6d0bf4f
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