[TD-3086]<feature> tag support timestamp

src/client/src/tscSQLParser.c

@@ -8029,7 +8029,7 @@ int32_t exprTreeFromSqlExpr(SSqlCmd* pCmd, tExprNode **pExpr, const tSqlExpr* pS
       tVariantAssign((*pExpr)->pVal, &pSqlExpr->value);
 
       STableMeta* pTableMeta = tscGetMetaInfo(pQueryInfo, 0)->pTableMeta;
-      if (pCols != NULL) {
+      if (pCols != NULL && taosArrayGetSize(pCols) > 0) {
         SColIndex* idx = taosArrayGet(pCols, 0);
         SSchema* pSchema = tscGetTableColumnSchema(pTableMeta, idx->colIndex);
         // convert time by precision 
@@ -8094,7 +8094,7 @@ int32_t exprTreeFromSqlExpr(SSqlCmd* pCmd, tExprNode **pExpr, const tSqlExpr* pS
     } else if (pSqlExpr->tokenId == TK_SET) {
       int32_t colType = -1;
       STableMeta* pTableMeta = tscGetMetaInfo(pQueryInfo, 0)->pTableMeta;
-      if (pCols != NULL) {
+      if (pCols != NULL && taosArrayGetSize(pCols) > 0) {
         SColIndex* idx = taosArrayGet(pCols, 0);
         SSchema* pSchema = tscGetTableColumnSchema(pTableMeta, idx->colIndex);
         if (pSchema != NULL) {

tests/script/general/parser/create_mt.sim

@@ -99,7 +99,7 @@ $i_binary2 = varchar(20) # illegal string
 $i_bool = boolean
 $nchar = nchar # nchar with unspecified length
 print ========== create_mt.sim case4: illegal data types in tags test
-sql_error create table $mt (ts timestamp, col int) tags (tag1 timestamp )
+##sql_error create table $mt (ts timestamp, col int) tags (tag1 timestamp )
 sql_error create table $mt (ts timestamp, col int) tags (tag1 $i_ts )
 sql_error create table $mt (ts timestamp, col int) tags (tag1 $i_binary )
 sql_error create table $mt (ts timestamp, col int) tags (tag1 $i_bigint )
@@ -253,4 +253,4 @@ if $rows != 0 then
   return -1
 endi
 
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
\ No newline at end of file
+system sh/exec.sh -n dnode1 -s stop -x SIGINT