No.L-3-6の試験のSQLを追加した。

diff --git a/sql/ut-L.sql b/sql/ut-L.sql
index b353e14..2806dc5 100644 (file)
--- a/sql/ut-L.sql
+++ b/sql/ut-L.sql
@@ -679,8 +679,25 @@ EXPLAIN (COSTS false) SELECT * FROM s1.t1
 ----
 
 -- No. L-3-6-1
+/*+Leading((t2))*/
+EXPLAIN (COSTS false) SELECT * FROM s1.t1, s1.t2, s1.t3, s1.t4 WHERE t1.c1 = t2.c1 AND t1.c1 = t3.c1 AND t1.c1 = t4.c1;
+
 -- No. L-3-6-2
+/*+Leading((t2 t3))*/
+EXPLAIN (COSTS false) SELECT * FROM s1.t1, s1.t2, s1.t3, s1.t4 WHERE t1.c1 = t2.c1 AND t1.c1 = t3.c1 AND t1.c1 = t4.c1;
+
 -- No. L-3-6-3
+/*+Leading((t2 t3 t4))*/
+EXPLAIN (COSTS false) SELECT * FROM s1.t1, s1.t2, s1.t3, s1.t4 WHERE t1.c1 = t2.c1 AND t1.c1 = t3.c1 AND t1.c1 = t4.c1;
+
 -- No. L-3-6-4
+/*+Leading(((t1 t2) (t3 t4)))*/
+EXPLAIN (COSTS false) SELECT * FROM s1.t1, s1.t2, s1.t3, s1.t4 WHERE t1.c1 = t2.c1 AND t1.c1 = t3.c1 AND t1.c1 = t4.c1;
+
 -- No. L-3-6-5
+/*+Leading((((t1 t3) t4) t2)))*/
+EXPLAIN (COSTS false) SELECT * FROM s1.t1, s1.t2, s1.t3, s1.t4 WHERE t1.c1 = t2.c1 AND t1.c1 = t3.c1 AND t1.c1 = t4.c1;
+
 -- No. L-3-6-6
+/*+Leading((t1 (t3 (t4 t2))))*/
+EXPLAIN (COSTS false) SELECT * FROM s1.t1, s1.t2, s1.t3, s1.t4 WHERE t1.c1 = t2.c1 AND t1.c1 = t3.c1 AND t1.c1 = t4.c1;