diff --git a/be/src/exec/set_operation_node.cpp b/be/src/exec/set_operation_node.cpp
index 882019b199..3458c57293 100644
--- a/be/src/exec/set_operation_node.cpp
+++ b/be/src/exec/set_operation_node.cpp
@@ -54,14 +54,6 @@ Status SetOperationNode::prepare(RuntimeState* state) {
     }
     _build_tuple_size = child(0)->row_desc().tuple_descriptors().size();
     _build_tuple_row_size = _build_tuple_size * sizeof(Tuple*);
-    _build_tuple_idx.reserve(_build_tuple_size);
-
-    for (int i = 0; i < _build_tuple_size; ++i) {
-        TupleDescriptor* build_tuple_desc = child(0)->row_desc().tuple_descriptors()[i];
-        auto tuple_idx = _row_descriptor.get_tuple_idx(build_tuple_desc->id());
-        RETURN_IF_INVALID_TUPLE_IDX(build_tuple_desc->id(), tuple_idx);
-        _build_tuple_idx.push_back(tuple_idx);
-    }
     _find_nulls = std::vector<bool>();
     for (auto ctx : _child_expr_lists[0]) {
         _find_nulls.push_back(!ctx->root()->is_slotref() || ctx->is_nullable());
diff --git a/be/src/exec/set_operation_node.h b/be/src/exec/set_operation_node.h
index 2d5900345f..4e2722b94d 100644
--- a/be/src/exec/set_operation_node.h
+++ b/be/src/exec/set_operation_node.h
@@ -71,7 +71,6 @@ protected:
     // holds everything referenced in _hash_tbl
     std::unique_ptr<MemPool> _build_pool;
 
-    std::vector<int> _build_tuple_idx;
     int _build_tuple_size;
     int _build_tuple_row_size;
     std::vector<bool> _find_nulls;
diff --git a/regression-test/data/query_p0/intersect/test_intersect.out b/regression-test/data/query_p0/intersect/test_intersect.out
index 4c443b8493..698b8f69f3 100644
--- a/regression-test/data/query_p0/intersect/test_intersect.out
+++ b/regression-test/data/query_p0/intersect/test_intersect.out
@@ -4,3 +4,8 @@
 2
 3
 
+-- !select --
+1
+2
+3
+
diff --git a/regression-test/suites/query_p0/intersect/test_intersect.groovy b/regression-test/suites/query_p0/intersect/test_intersect.groovy
index 1c007b95d7..677ed5c514 100644
--- a/regression-test/suites/query_p0/intersect/test_intersect.groovy
+++ b/regression-test/suites/query_p0/intersect/test_intersect.groovy
@@ -16,6 +16,13 @@
 // under the License.
 
 suite("test_intersect") {
+    sql 'set enable_vectorized_engine=false'
+    qt_select """
+                SELECT * FROM (SELECT k1 FROM test_query_db.baseall
+                    INTERSECT SELECT k1 FROM test_query_db.test) a ORDER BY k1
+              """
+
+    sql 'set enable_vectorized_engine=true'
     qt_select """
                 SELECT * FROM (SELECT k1 FROM test_query_db.baseall
                     INTERSECT SELECT k1 FROM test_query_db.test) a ORDER BY k1