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check primary cloumn must timestamp type on project query

This commit is contained in:
tickduan 2021-06-03 16:39:52 +08:00
parent c24fbc9442
commit ba6b1a7022
1 changed files with 22 additions and 2 deletions
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24
src/client/src/tscSQLParser.c
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@ -6664,6 +6664,8 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) {
const char* msg5 = "sql too long"; // todo ADD support
const char* msg6 = "from missing in subclause";
const char* msg7 = "time interval is required";
const char* msg8 = "query column is required";
const char* msg9 = "the first column should be primary timestamp column";
SSqlCmd* pCmd = &pSql->cmd;
SQueryInfo* pQueryInfo = tscGetQueryInfoDetail(pCmd, 0);
@ -6721,8 +6723,26 @@ int32_t doCheckForStream(SSqlObj* pSql, SSqlInfo* pInfo) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg2);
}
if (!tscIsProjectionQuery(pQueryInfo) && pQueryInfo->interval.interval == 0) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg7);
// project query primary column must be timestamp type
if (tscIsProjectionQuery(pQueryInfo)) {
size_t size = tscSqlExprNumOfExprs(pQueryInfo);
// check zero
if(size == 0) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg8);
}
// check primary column is timestamp
SSqlExpr* pSqlExpr = tscSqlExprGet(pQueryInfo, 0);
if(pSqlExpr == NULL) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg8);
}
if( pSqlExpr->colInfo.colId != PRIMARYKEY_TIMESTAMP_COL_INDEX) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg9);
}
} else {
if (pQueryInfo->interval.interval == 0) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg7);
}
}
// set the created table[stream] name