2026-03-12 20:23:15

2026-03-12 21:23:47 +01:00
parent eab4b36eca
commit 93039b8489
3332 changed files with 699614 additions and 0 deletions
--- a/vdh/tmpspace_testing.sql
+++ b/vdh/tmpspace_testing.sql
@@ -0,0 +1,10 @@
+create table t1 as
+with generator as 
+   ( select  --+ materialize
+           rownum id, substr(dbms_random.string('U',4),1,4) sortcode
+     from all_objects
+     where rownum <= 5000
+   )
+select /*+ ordered use_nl(v2) */ substr(v2.sortcode,1,4) || substr(v1.sortcode,1,2) sortcode
+from generator v1, generator v2
+where rownum <= 10 * 1048576;