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fdf977f9
编写于
8月 06, 2022
作者:
X
Xiaoyu Wang
浏览文件
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电子邮件补丁
差异文件
fix: add checks for stream query
上级
67e2f901
变更
1
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1 changed file
with
39 addition
and
17 deletion
+39
-17
source/libs/parser/src/parTranslater.c
source/libs/parser/src/parTranslater.c
+39
-17
未找到文件。
source/libs/parser/src/parTranslater.c
浏览文件 @
fdf977f9
...
@@ -1254,19 +1254,20 @@ static int32_t translateRepeatScanFunc(STranslateContext* pCxt, SFunctionNode* p
...
@@ -1254,19 +1254,20 @@ static int32_t translateRepeatScanFunc(STranslateContext* pCxt, SFunctionNode* p
return TSDB_CODE_SUCCESS;
return TSDB_CODE_SUCCESS;
}
}
if (isSelectStmt(pCxt->pCurrStmt)) {
if (isSelectStmt(pCxt->pCurrStmt)) {
// select percentile() without from clause is also valid
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_ONLY_SUPPORT_SINGLE_TABLE,
if
(
NULL
==
((
SSelectStmt
*
)
pCxt
->
pCurrStmt
)
->
pFromTable
)
{
"%s is only supported in single table query", pFunc->functionName);
return
TSDB_CODE_SUCCESS
;
}
SNode
*
pTable
=
((
SSelectStmt
*
)
pCxt
->
pCurrStmt
)
->
pFromTable
;
if
(
QUERY_NODE_REAL_TABLE
==
nodeType
(
pTable
)
&&
(
TSDB_CHILD_TABLE
==
((
SRealTableNode
*
)
pTable
)
->
pMeta
->
tableType
||
TSDB_NORMAL_TABLE
==
((
SRealTableNode
*
)
pTable
)
->
pMeta
->
tableType
))
{
return
TSDB_CODE_SUCCESS
;
}
}
}
SSelectStmt* pSelect = (SSelectStmt*)pCxt->pCurrStmt;
SNode* pTable = pSelect->pFromTable;
// select percentile() without from clause is also valid
if ((NULL != pTable && (QUERY_NODE_REAL_TABLE != nodeType(pTable) ||
(TSDB_CHILD_TABLE != ((SRealTableNode*)pTable)->pMeta->tableType &&
TSDB_NORMAL_TABLE != ((SRealTableNode*)pTable)->pMeta->tableType))) ||
NULL != pSelect->pPartitionByList) {
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_ONLY_SUPPORT_SINGLE_TABLE,
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_ONLY_SUPPORT_SINGLE_TABLE,
"%s is only supported in single table query", pFunc->functionName);
"%s is only supported in single table query", pFunc->functionName);
}
return TSDB_CODE_SUCCESS;
}
}
static bool isStar(SNode* pNode) {
static bool isStar(SNode* pNode) {
...
@@ -2509,9 +2510,31 @@ static EDealRes checkStateExpr(SNode* pNode, void* pContext) {
...
@@ -2509,9 +2510,31 @@ static EDealRes checkStateExpr(SNode* pNode, void* pContext) {
return DEAL_RES_CONTINUE;
return DEAL_RES_CONTINUE;
}
}
static
int32_t
translateStateWindow
(
STranslateContext
*
pCxt
,
SStateWindowNode
*
pState
)
{
static bool isPartitionByTbname(SNodeList* pPartitionByList) {
if (1 != LIST_LENGTH(pPartitionByList)) {
return false;
}
SNode* pPartKey = nodesListGetNode(pPartitionByList, 0);
return QUERY_NODE_FUNCTION != nodeType(pPartKey) || FUNCTION_TYPE_TBNAME != ((SFunctionNode*)pPartKey)->funcType;
}
static int32_t checkStateWindowForStream(STranslateContext* pCxt, SSelectStmt* pSelect) {
if (!pCxt->createStream) {
return TSDB_CODE_SUCCESS;
}
if (TSDB_SUPER_TABLE == ((SRealTableNode*)pSelect->pFromTable)->pMeta->tableType &&
!isPartitionByTbname(pSelect->pPartitionByList)) {
return generateSyntaxErrMsgExt(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STREAM_QUERY, "Unsupported stream query");
}
return TSDB_CODE_SUCCESS;
}
static int32_t translateStateWindow(STranslateContext* pCxt, SSelectStmt* pSelect) {
SStateWindowNode* pState = (SStateWindowNode*)pSelect->pWindow;
nodesWalkExprPostOrder(pState->pExpr, checkStateExpr, pCxt);
nodesWalkExprPostOrder(pState->pExpr, checkStateExpr, pCxt);
// todo check for "function not support for state_window"
if (TSDB_CODE_SUCCESS == pCxt->errCode) {
pCxt->errCode = checkStateWindowForStream(pCxt, pSelect);
}
return pCxt->errCode;
return pCxt->errCode;
}
}
...
@@ -2522,14 +2545,13 @@ static int32_t translateSessionWindow(STranslateContext* pCxt, SSessionWindowNod
...
@@ -2522,14 +2545,13 @@ static int32_t translateSessionWindow(STranslateContext* pCxt, SSessionWindowNod
if (PRIMARYKEY_TIMESTAMP_COL_ID != pSession->pCol->colId) {
if (PRIMARYKEY_TIMESTAMP_COL_ID != pSession->pCol->colId) {
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_SESSION_COL);
return generateSyntaxErrMsg(&pCxt->msgBuf, TSDB_CODE_PAR_INTER_SESSION_COL);
}
}
// todo check for "function not support for session"
return TSDB_CODE_SUCCESS;
return TSDB_CODE_SUCCESS;
}
}
static int32_t translateSpecificWindow(STranslateContext* pCxt, SSelectStmt* pSelect) {
static int32_t translateSpecificWindow(STranslateContext* pCxt, SSelectStmt* pSelect) {
switch (nodeType(pSelect->pWindow)) {
switch (nodeType(pSelect->pWindow)) {
case QUERY_NODE_STATE_WINDOW:
case QUERY_NODE_STATE_WINDOW:
return
translateStateWindow
(
pCxt
,
(
SStateWindowNode
*
)
pSelect
->
pWindow
);
return translateStateWindow(pCxt,
pSelect
);
case QUERY_NODE_SESSION_WINDOW:
case QUERY_NODE_SESSION_WINDOW:
return translateSessionWindow(pCxt, (SSessionWindowNode*)pSelect->pWindow);
return translateSessionWindow(pCxt, (SSessionWindowNode*)pSelect->pWindow);
case QUERY_NODE_INTERVAL_WINDOW:
case QUERY_NODE_INTERVAL_WINDOW:
...
@@ -4708,7 +4730,7 @@ static int32_t checkCreateStream(STranslateContext* pCxt, SCreateStreamStmt* pSt
...
@@ -4708,7 +4730,7 @@ static int32_t checkCreateStream(STranslateContext* pCxt, SCreateStreamStmt* pSt
}
}
}
}
return
generateSyntaxErrMsg
(
&
pCxt
->
msgBuf
,
TSDB_CODE_PAR_INVALID_STREAM_QUERY
);
return generateSyntaxErrMsg
Ext(&pCxt->msgBuf, TSDB_CODE_PAR_INVALID_STREAM_QUERY, "Unsupported stream query"
);
}
}
static void getSourceDatabase(SNode* pStmt, int32_t acctId, char* pDbFName) {
static void getSourceDatabase(SNode* pStmt, int32_t acctId, char* pDbFName) {
...
...
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