[chore](topn opt) disable two phase read when light schema change is disabled (#21809)

2023-07-17 12:46:28 +08:00
parent 03b575842d
commit 1101d7d947
1 changed files with 3 additions and 0 deletions
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/SelectStmt.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/SelectStmt.java
@ -758,6 +758,9 @@ public class SelectStmt extends QueryStmt {
            LOG.debug("only support duplicate key or MOW model");
            return false;
        }
+        if (!olapTable.getEnableLightSchemaChange()) {
+            return false;
+        }
        if (getOrderByElements() != null) {
            if (!evaluateOrderBy) {
                // Need evaluate orderby, if sort node was eliminated then this optmization