[TD-10758]<fix>:call tag_project to set tag values inside single table multi-ouput functions

src/query/src/qAggMain.c

@@ -3178,7 +3178,14 @@ static void deriv_function(SQLFunctionCtx *pCtx) {
     default:
       qError("error input type");
   }
-
+  if (notNullElems > 0) {
+    for (int t = 0; t < pCtx->tagInfo.numOfTagCols; ++t) {
+      SQLFunctionCtx* tagCtx = pCtx->tagInfo.pTagCtxList[t];
+      if (tagCtx->functionId == TSDB_FUNC_TAG_DUMMY) {
+        aAggs[TSDB_FUNC_TAGPRJ].xFunction(tagCtx);
+      }
+    }
+  }
   GET_RES_INFO(pCtx)->numOfRes += notNullElems;
 }
 
@@ -3353,6 +3360,12 @@ static void diff_function(SQLFunctionCtx *pCtx) {
      */
     assert(pCtx->hasNull);
   } else {
+    for (int t = 0; t < pCtx->tagInfo.numOfTagCols; ++t) {
+      SQLFunctionCtx* tagCtx = pCtx->tagInfo.pTagCtxList[t];
+      if (tagCtx->functionId == TSDB_FUNC_TAG_DUMMY) {
+        aAggs[TSDB_FUNC_TAGPRJ].xFunction(tagCtx);
+      }
+    }
     int32_t forwardStep = (isFirstBlock) ? notNullElems - 1 : notNullElems;
 
     GET_RES_INFO(pCtx)->numOfRes += forwardStep;
@@ -4727,8 +4740,6 @@ static void csum_function(SQLFunctionCtx *pCtx) {
   TSKEY* pTimestamp = pCtx->ptsOutputBuf;
   TSKEY* tsList = GET_TS_LIST(pCtx);
 
-  qDebug("%p csum_function() size:%d, hasNull:%d", pCtx, pCtx->size, pCtx->hasNull);
-
   for (; i < pCtx->size && i >= 0; i += step) {
     char* pData = GET_INPUT_DATA(pCtx, i);
     if (pCtx->hasNull && isNull(pData, pCtx->inputType)) {
@@ -4770,6 +4781,12 @@ static void csum_function(SQLFunctionCtx *pCtx) {
   if (notNullElems == 0) {
     assert(pCtx->hasNull);
   } else {
+    for (int t = 0; t < pCtx->tagInfo.numOfTagCols; ++t) {
+      SQLFunctionCtx* tagCtx = pCtx->tagInfo.pTagCtxList[t];
+      if (tagCtx->functionId == TSDB_FUNC_TAG_DUMMY) {
+        aAggs[TSDB_FUNC_TAGPRJ].xFunction(tagCtx);
+      }
+    }
     GET_RES_INFO(pCtx)->numOfRes += notNullElems;
     GET_RES_INFO(pCtx)->hasResult = DATA_SET_FLAG;
   }
@@ -4843,6 +4860,12 @@ static void mavg_function(SQLFunctionCtx *pCtx) {
   if (notNullElems <= 0) {
     assert(pCtx->hasNull);
   } else {
+    for (int t = 0; t < pCtx->tagInfo.numOfTagCols; ++t) {
+      SQLFunctionCtx* tagCtx = pCtx->tagInfo.pTagCtxList[t];
+      if (tagCtx->functionId == TSDB_FUNC_TAG_DUMMY) {
+        aAggs[TSDB_FUNC_TAGPRJ].xFunction(tagCtx);
+      }
+    }
     GET_RES_INFO(pCtx)->numOfRes += notNullElems;
     GET_RES_INFO(pCtx)->hasResult = DATA_SET_FLAG;
   }

tests/script/general/compute/csum.sim

@@ -100,6 +100,76 @@ if $data11 != -2 then
   return -1
 endi
 
+print ==========>TD10758
+sql create stable st(ts timestamp, c1 int) tags(t int);
+sql create table ct1 using st tags(1)
+sql insert into ct1 values(now, 1)(now+1s, 2)(now+2s, 3)
+sql select csum(c1),ts,tbname,t from ct1
+print $data10 , $data11 , $data12, $data13, $data14
+if $data13 != ct1 then
+  return -1
+endi
+if $data14 != 1 then
+  return -1
+endi
+sql select csum(c1),ts,tbname,t from st group by tbname
+print $data10 , $data11 , $data12, $data13, $data14
+if $data13 != ct1 then
+  return -1
+endi
+if $data14 != 1 then
+  return -1
+endi
+sql select diff(c1),ts,tbname,t from ct1
+print $data10 , $data11 , $data12, $data13, $data14
+if $data13 != ct1 then
+  return -1
+endi
+if $data14 != 1 then
+  return -1
+endi
+sql select diff(c1),ts,tbname,t from st group by tbname
+print $data10 , $data11 , $data12, $data13, $data14
+if $data13 != ct1 then
+  return -1
+endi
+if $data14 != 1 then
+  return -1
+endi
+sql select mavg(c1,2),ts,tbname,t from ct1
+print $data10 , $data11 , $data12, $data13, $data14
+if $data13 != ct1 then
+  return -1
+endi
+if $data14 != 1 then
+  return -1
+endi
+sql select mavg(c1,2),ts,tbname,t from st group by tbname
+print $data10 , $data11 , $data12, $data13, $data14
+if $data13 != ct1 then
+  return -1
+endi
+if $data14 != 1 then
+  return -1
+endi
+sql select derivative(c1,1s,0),ts,tbname,t from ct1
+print $data10 , $data11 , $data12, $data13, $data14
+if $data13 != ct1 then
+  return -1
+endi
+if $data14 != 1 then
+  return -1
+endi
+sql select derivative(c1,1s,0),ts,tbname,t from st group by tbname
+print $data10 , $data11 , $data12, $data13, $data14
+if $data13 != ct1 then
+  return -1
+endi
+if $data14 != 1 then
+  return -1
+endi
+
+
 print =============== clear
 sql drop database $db
 sql show databases