diff --git a/tst.sql b/tst.sql
new file mode 100644
index 0000000000000000000000000000000000000000..1e1a5a226f6a9e2b94e8b4adeef5ea8b824cc017
--- /dev/null
+++ b/tst.sql
@@ -0,0 +1,31 @@
+DROP TABLE IF EXISTS one;
+DROP TABLE IF EXISTS two;
+
+CREATE TABLE one (a int, b int);
+CREATE TABLE two (b int, c int);
+
+INSERT INTO one VALUES (1,2);
+INSERT INTO one VALUES (2,3);
+INSERT INTO two VALUES (1,2);
+INSERT INTO two VALUES (2,1);
+
+SELECT * FROM one;
+SELECT * FROM two;
+
+select ',' as query;
+SELECT * FROM one,two;
+select ' NATURAL JOIN ' as query;
+SELECT * FROM one NATURAL JOIN two;
+select ' INNER JOIN ' as query;
+SELECT * FROM one INNER JOIN two;
+select ' INNER JOIN on one.b=two.b;' as query;
+SELECT * FROM one INNER JOIN two on one.b=two.b;
+select ' CROSS JOIN on one.b=two.b;' as query;
+SELECT * FROM one CROSS JOIN two on one.b=two.b;
+select ' CROSS JOIN ' as query;
+SELECT * FROM one CROSS JOIN two;
+select ' LEFT OUTER JOIN on one.b=two.b;' as query;
+SELECT * FROM one LEFT OUTER JOIN two on one.b=two.b;
+select ' FULL OUTER JOIN on one.b=two.b;' as query;
+SELECT * FROM one FULL OUTER JOIN two on one.b=two.b;
+