diff --git a/source/libs/executor/src/executil.c b/source/libs/executor/src/executil.c
index aa0c7945b022da5ddd453542eb24975675213853..0f62b4f0a06dd5469a47a3f6a27682fa54bade9a 100644
--- a/source/libs/executor/src/executil.c
+++ b/source/libs/executor/src/executil.c
@@ -1677,6 +1677,7 @@ SInterval extractIntervalInfo(const STableScanPhysiNode* pTableScanNode) {
       .intervalUnit = pTableScanNode->intervalUnit,
       .slidingUnit = pTableScanNode->slidingUnit,
       .offset = pTableScanNode->offset,
+      .precision = pTableScanNode->scan.node.pOutputDataBlockDesc->precision,
   };
 
   return interval;