[TD-12276]<fix>: elapsed nest query: Return a negative calculation result

334f0911 · Ganlin Zhao · fe6598c9 · 334f0911
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src/query/src/qAggMain.c src/query/src/qAggMain.c +2 -1

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--- a/src/query/src/qAggMain.c
+++ b/src/query/src/qAggMain.c
@@ -4870,7 +4870,8 @@ static void elapsedFinalizer(SQLFunctionCtx *pCtx) {
  }

  SElapsedInfo *pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
-  *(double *)pCtx->pOutput = (double)pInfo->max - (double)pInfo->min;
+  double result = (double)pInfo->max - (double)pInfo->min;
+  *(double *)pCtx->pOutput = result >= 0 ? result : -result;
  if (pCtx->numOfParams > 0 && pCtx->param[0].i64 > 0) {
    *(double *)pCtx->pOutput = *(double *)pCtx->pOutput / pCtx->param[0].i64;
  }