add test case & fix error

src/client/src/tscSQLParser.c

@@ -8425,7 +8425,6 @@ static int32_t doTagFunctionCheck(SQueryInfo* pQueryInfo) {
 
 int32_t doFunctionsCompatibleCheck(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, char* msg) {
   const char* msg1 = "functions/columns not allowed in group by query";
-  //const char* msg2 = "projection query on columns not allowed";
   const char* msg3 = "group by/session/state_window not allowed on projection query";
   const char* msg4 = "retrieve tags not compatible with group by or interval query";
   const char* msg5 = "functions can not be mixed up";
@@ -8481,7 +8480,11 @@ int32_t doFunctionsCompatibleCheck(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, char*
                                          f == TSDB_FUNC_STATE_COUNT || f == TSDB_FUNC_STATE_DURATION)) {
         for (int32_t j = 0; j < pQueryInfo->groupbyExpr.numOfGroupCols; ++j) {
           SColIndex* pColIndex = taosArrayGet(pQueryInfo->groupbyExpr.columnInfo, j);
-          if (pColIndex->colIndex != TSDB_TBNAME_COLUMN_INDEX) {
+          if (j == 0) {
+            if (pColIndex->colIndex != TSDB_TBNAME_COLUMN_INDEX) {
+              return invalidOperationMsg(msg, msg6);
+            }
+          } else if (!TSDB_COL_IS_TAG(pColIndex->flag)) {
             return invalidOperationMsg(msg, msg6);
           }
         }
@@ -8490,6 +8493,13 @@ int32_t doFunctionsCompatibleCheck(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, char*
       if (pQueryInfo->stateWindow && (f == TSDB_FUNC_UNIQUE || f == TSDB_FUNC_STATE_COUNT || f == TSDB_FUNC_STATE_DURATION)){
         return invalidOperationMsg(msg, msg7);
       }
+
+      if (IS_MULTIOUTPUT(aAggs[f].status) && f != TSDB_FUNC_TOP && f != TSDB_FUNC_BOTTOM && f != TSDB_FUNC_DIFF &&
+          f != TSDB_FUNC_MAVG && f != TSDB_FUNC_CSUM && f != TSDB_FUNC_SAMPLE &&
+          f != TSDB_FUNC_DERIVATIVE && f != TSDB_FUNC_TAGPRJ && f != TSDB_FUNC_PRJ &&
+          f != TSDB_FUNC_UNIQUE && f != TSDB_FUNC_TAIL) {
+        return invalidOperationMsg(msg, msg1);
+      }
     }
 
     if (checkUpdateTagPrjFunctions(pQueryInfo, msg) != TSDB_CODE_SUCCESS) {