feat: support partition by expression and aggregate function output together

source/libs/planner/src/planPhysiCreater.c

@@ -348,8 +348,8 @@ static SPhysiNode* makePhysiNode(SPhysiPlanContext* pCxt, SLogicNode* pLogicNode
     return NULL;
   }
 
-  pPhysiNode->pLimit = pLogicNode->pLimit;
-  pPhysiNode->pSlimit = pLogicNode->pSlimit;
+  TSWAP(pPhysiNode->pLimit, pLogicNode->pLimit);
+  TSWAP(pPhysiNode->pSlimit, pLogicNode->pSlimit);
 
   int32_t code = createDataBlockDesc(pCxt, pLogicNode->pTargets, &pPhysiNode->pOutputDataBlockDesc);
   if (TSDB_CODE_SUCCESS != code) {

source/libs/planner/test/planDistinctTest.cpp

@@ -40,3 +40,9 @@ TEST_F(PlanDistinctTest, withOrderBy) {
 
   run("select distinct c1 + 10 a from t1 order by a");
 }
+
+TEST_F(PlanDistinctTest, withLimit) {
+  useDb("root", "test");
+
+  run("SELECT DISTINCT c1 FROM t1 LIMIT 3");
+}