Merge pull request #20234 from taosdata/fix/TD-22868

fix:set timestamp precision

source/common/src/tdatablock.c

@@ -2003,7 +2003,7 @@ char* dumpBlockData(SSDataBlock* pDataBlock, const char* flag, char** pDataBuf)
       switch (pColInfoData->info.type) {
         case TSDB_DATA_TYPE_TIMESTAMP:
           memset(pBuf, 0, sizeof(pBuf));
-          formatTimestamp(pBuf, *(uint64_t*)var, TSDB_TIME_PRECISION_MILLI);
+          formatTimestamp(pBuf, *(uint64_t*)var, pColInfoData->info.precision);
           len += snprintf(dumpBuf + len, size - len, " %25s |", pBuf);
           if (len >= size - 1) return dumpBuf;
           break;

source/libs/parser/src/parTranslater.c

@@ -1211,7 +1211,8 @@ static EDealRes translateValueImpl(STranslateContext* pCxt, SValueNode* pVal, SD
   } else {
     res = translateNormalValue(pCxt, pVal, targetDt, strict);
   }
-  pVal->node.resType = targetDt;
+  pVal->node.resType.type = targetDt.type;
+  pVal->node.resType.bytes = targetDt.bytes;
   pVal->node.resType.scale = pVal->unit;
   pVal->translate = true;
   if (!strict && TSDB_DATA_TYPE_UBIGINT == pVal->node.resType.type && pVal->datum.u <= INT64_MAX) {

source/libs/scalar/src/sclvector.c

@@ -915,6 +915,7 @@ int32_t vectorConvertSingleCol(SScalarParam *input, SScalarParam *output, int32_
 
   SDataType t = {.type = type};
   t.bytes = IS_VAR_DATA_TYPE(t.type)? input->columnData->info.bytes:tDataTypes[type].bytes;
+  t.precision = input->columnData->info.precision;
 
   int32_t code = sclCreateColumnInfoData(&t, input->numOfRows, output);
   if (code != TSDB_CODE_SUCCESS) {