---

2026-06-24 13:47:14 +02:00
commit fd930e15cb
2377 changed files with 1213931 additions and 0 deletions
@@ -0,0 +1,17 @@
+CREATE TABLE t1(a, b);
+
+CREATE INDEX i1 ON t1(a);
+
+INSERT INTO t1 VALUES('aaa',1);
+INSERT INTO t1 VALUES('ccc',3);
+
+SELECT b FROM t1
+WHERE a IN ('aaa','ccc');
+
+ALTER TABLE t1 DROP COLUMN b;
+
+CREATE INDEX idx2
+ON t1(a COLLATE NOCASE)
+WHERE a IS NOT NULL;
+
+SELECT * FROM t1;