diff --git a/src/sql/engine/expr/ob_expr_frame_info.cpp b/src/sql/engine/expr/ob_expr_frame_info.cpp
index bf82cfb5cd..f9f9f1c9b1 100644
--- a/src/sql/engine/expr/ob_expr_frame_info.cpp
+++ b/src/sql/engine/expr/ob_expr_frame_info.cpp
@@ -635,6 +635,9 @@ int ObTempExpr::eval(ObExecContext &exec_ctx, const ObNewRow &row, ObObj &result
     ObTempExprCtxReplaceGuard exec_ctx_backup_guard(exec_ctx, *temp_expr_ctx);
     OZ(rt_exprs_.at(expr_idx_).eval(*temp_expr_ctx, res_datum));
     OZ(res_datum->to_obj(result, rt_exprs_.at(expr_idx_).obj_meta_));
+    if (!exec_ctx.use_temp_expr_ctx_cache()) {
+      temp_expr_ctx->~ObTempExprCtx();
+    }
     LOG_TRACE("temp expr result", K(result), K(row), K(rt_exprs_));
   }
 
diff --git a/src/sql/engine/ob_exec_context.h b/src/sql/engine/ob_exec_context.h
index bb12df0a7e..0618e79257 100644
--- a/src/sql/engine/ob_exec_context.h
+++ b/src/sql/engine/ob_exec_context.h
@@ -469,6 +469,7 @@ public:
   ObExecFeedbackInfo &get_feedback_info() { return fb_info_; };
   void set_cur_rownum(int64_t cur_rownum) { cur_row_num_ = cur_rownum; }
   int64_t get_cur_rownum() { return cur_row_num_; }
+  bool use_temp_expr_ctx_cache() const { return use_temp_expr_ctx_cache_; }
 private:
   int build_temp_expr_ctx(const ObTempExpr &temp_expr, ObTempExprCtx *&temp_expr_ctx);
   int set_phy_op_ctx_ptr(uint64_t index, void *phy_op);