## Summary **No review yet** ## Minimized query ```sql PRAGMA case_sensitive_like = YES; PRAGMA user_version; PRAGMA wal_checkpoint('NOOP'); .timer 192319231923 DROP TABLE IF EXISTS t1; CREATE TABLE t1(w INT, x INT); INSERT INTO t1(w,x) VALUES(1,10),(2,20),(3,30), (2,21),(3,31), (3,32); CREATE INDEX t1wx ON t1(w,x); DROP TABLE IF EXISTS t2; CREATE TABLE t2(w INT, y VARCHAR(8)); INSERT INTO t2(w,y) VALUES(1,'one'),(2,'two'),(3,'three'),(4,'four'); CREATE INDEX t2wy ON t2(w,y); SELECT cnt, xyz, (SELECT y FROM t2 WHERE w=cnt), '|' FROM (SELECT count(*) AS cnt, w AS xyz FROM t1 GROUP BY 2) ORDER BY cnt, xyz; SELECT cnt, xyz, lower((SELECT y FROM t2 WHERE w=cnt)), '|' FROM (SELECT count(*) AS cnt, w AS xyz FROM t1 GROUP BY 2) ORDER BY cnt, xyz; SELECT cnt, xyz, CASE WHEN (SELECT y FROM t2 WHERE w=cnt)=='two' THEN 'aaa' ELSE 'bbb' END, '|' FROM (SELECT count(*) AS cnt, w AS xyz FROM t1 GROUP BY 2) ORDER BY +cnt; WITH cte AS (SELECT * FROM t2 WHERE w IN (SELECT w FROM t2 LIMIT 5)) SELECT * FROM cte; REINDEX; INSERT INTO t1 DEFAULT VALUES; WITH n AS NOT MATERIALIZED (SELECT * FROM t2) SELECT * FROM n WHERE y > 0; INSERT INTO t1 SELECT * FROM t1; ``` ## Actual output ```sql 0 0|-1|-1 Run Time: real 0.000 user 0.000024 sys 0.000000 Run Time: real 0.000 user 0.000116 sys 0.000000 Run Time: real 0.000 user 0.000029 sys 0.000000 Run Time: real 0.000 user 0.000081 sys 0.000000 Run Time: real 0.000 user 0.000004 sys 0.000000 Run Time: real 0.000 user 0.000053 sys 0.000000 Run Time: real 0.000 user 0.000016 sys 0.000000 Run Time: real 0.000 user 0.000054 sys 0.000000 1|1|one|| 2|2|two|| 3|3|three|| Run Time: real 0.000 user 0.000088 sys 0.000000 1|1|one|| 2|2|two|| 3|3|three|| Run Time: real 0.000 user 0.000057 sys 0.000000 1|1|bbb|| 2|2|aaa|| 3|3|bbb|| Run Time: real 0.000 user 0.000051 sys 0.000000 1|one 2|two 3|three 4|four Run Time: real 0.001 user 0.000104 sys 0.000000 Run Time: real 0.000 user 0.000027 sys 0.000000 Run Time: real 0.000 user 0.000015 sys 0.000000 1|one 2|two 3|three 4|four Run Time: real 0.000 user 0.000024 sys 0.000000 Run Time: real 0.000 user 0.000031 sys 0.000000 ``` ## Expectation ```sql 0 0|-1|-1 Run Time: real 0.000003 user 0.000010 sys 0.000000 Run Time: real 0.000041 user 0.000041 sys 0.000000 Run Time: real 0.000015 user 0.000015 sys 0.000000 Run Time: real 0.000034 user 0.000034 sys 0.000000 Run Time: real 0.000002 user 0.000002 sys 0.000000 Run Time: real 0.000019 user 0.000020 sys 0.000000 Run Time: real 0.000007 user 0.000006 sys 0.000000 Run Time: real 0.000020 user 0.000020 sys 0.000000 1|1|one|| 2|2|two|| 3|3|three|| Run Time: real 0.000043 user 0.000044 sys 0.000000 1|1|one|| 2|2|two|| 3|3|three|| Run Time: real 0.000025 user 0.000025 sys 0.000000 1|1|bbb|| 2|2|aaa|| 3|3|bbb|| Run Time: real 0.000021 user 0.000020 sys 0.000000 1|one 2|two 3|three 4|four Run Time: real 0.000067 user 0.000067 sys 0.000000 Run Time: real 0.000011 user 0.000012 sys 0.000000 Run Time: real 0.000008 user 0.000008 sys 0.000000 1|one 2|two 3|three 4|four Run Time: real 0.000010 user 0.000010 sys 0.000000 Run Time: real 0.000021 user 0.000022 sys 0.000000 ``` ## Flag ``` ```