2026-03-12 20:23:15

tpt/ast/subquery_execution.sql

@@ -0,0 +1,25 @@
+-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
+-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
+
+-- starting from 10g, the push_subq hint must be specified in the subquery block
+-- you wish to push earlier (or with the @subq hint addressing)
+
+select
+   e.*
+ , d.dname
+from
+   scott.emp   e
+ , scott.dept  d
+where
+    e.deptno = d.deptno
+and exists (
+        select /*+ no_unnest push_subq */
+            1
+        from 
+            scott.bonus b
+        where
+            b.ename = e.ename
+        and b.job   = e.job
+)
+/
+