ast-project/part1/results/2/bug_864240ae-e9ed-4b61-a5a1-68b997a359c2_logic.md

Summary

**No review yet**

Minimized query

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;
ALTER TABLE t1 RENAME TO t1_r1510;
VACUUM main;

Actual output

0
0|-1|-1
Run Time: real 0.000 user 0.000023 sys 0.000000
Run Time: real 0.000 user 0.000141 sys 0.000000
Run Time: real 0.000 user 0.000035 sys 0.000000
Run Time: real 0.000 user 0.000089 sys 0.000000
Run Time: real 0.000 user 0.000005 sys 0.000000
Run Time: real 0.000 user 0.000056 sys 0.000000
Run Time: real 0.000 user 0.000018 sys 0.000000
Run Time: real 0.000 user 0.000059 sys 0.000000
1|1|one||
2|2|two||
3|3|three||
Run Time: real 0.000 user 0.000115 sys 0.000000
1|1|one||
2|2|two||
3|3|three||
Run Time: real 0.001 user 0.000057 sys 0.000000
1|1|bbb||
2|2|aaa||
3|3|bbb||
Run Time: real 0.000 user 0.000054 sys 0.000000
1|one
2|two
3|three
4|four
Run Time: real 0.000 user 0.000111 sys 0.000000
Run Time: real 0.000 user 0.000027 sys 0.000000
Run Time: real 0.000 user 0.000016 sys 0.000000
1|one
2|two
3|three
4|four
Run Time: real 0.000 user 0.000026 sys 0.000000
Run Time: real 0.000 user 0.000034 sys 0.000000
Run Time: real 0.000 user 0.000496 sys 0.000000
Run Time: real 0.001 user 0.000417 sys 0.000000

Expectation

0
0|-1|-1
Run Time: real 0.000006 user 0.000015 sys 0.000000
Run Time: real 0.000075 user 0.000075 sys 0.000000
Run Time: real 0.000027 user 0.000027 sys 0.000000
Run Time: real 0.000058 user 0.000059 sys 0.000000
Run Time: real 0.000003 user 0.000003 sys 0.000000
Run Time: real 0.000029 user 0.000030 sys 0.000000
Run Time: real 0.000009 user 0.000010 sys 0.000000
Run Time: real 0.000030 user 0.000030 sys 0.000000
1|1|one||
2|2|two||
3|3|three||
Run Time: real 0.000072 user 0.000072 sys 0.000000
1|1|one||
2|2|two||
3|3|three||
Run Time: real 0.000034 user 0.000035 sys 0.000000
1|1|bbb||
2|2|aaa||
3|3|bbb||
Run Time: real 0.000031 user 0.000032 sys 0.000000
1|one
2|two
3|three
4|four
Run Time: real 0.000084 user 0.000084 sys 0.000000
Run Time: real 0.000015 user 0.000015 sys 0.000000
Run Time: real 0.000010 user 0.000011 sys 0.000000
1|one
2|two
3|three
4|four
Run Time: real 0.000014 user 0.000014 sys 0.000000
Run Time: real 0.000019 user 0.000020 sys 0.000000
Run Time: real 0.000330 user 0.000331 sys 0.000000
Run Time: real 0.000229 user 0.000229 sys 0.000000

Flag