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ast-project/part1/results/3/bug_52043822-93f1-40c3-a8a3-e3ec389bb88e_logic.md
2026-06-24 13:47:14 +02:00

2.7 KiB

Summary

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Minimized query

ATTACH DATABASE ':memory:' AS aux50;
BEGIN IMMEDIATE;
-- format('%f', {v})

PRAGMA ignore_check_constraints = YES;
PRAGMA cell_size_check;
SAVEPOINT sp3420;
CREATE TABLE T (
  A VARCHAR(-9223372036854775807) PRIMARY KEY,
  B VARCHAR(30) NOT NULL,
  C BIGINT UNIQUE
);
INSERT INTO T VALUES ('' || ('a'), 'x', -9223372036854775808);
INSERT INTO T VALUES ('b', 'y', -1000000);
INSERT INTO T VALUES ('c', 'y', 0);
INSERT INTO T VALUES ('d', 'y', 42);
INSERT INTO T VALUES ('e', 'x', 9223372036854775807);
INSERT INTO T VALUES ('f', 'z', 2147483648);
SELECT * FROM T WHERE NOT NOT (C > 0) ORDER BY C DESC;
CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT);
INSERT INTO t1 VALUES (1, 'Wernher', 10, 100);
INSERT INTO t1 VALUES (2, 'von', 20, 200);
INSERT INTO t1 VALUES (3, 'Braun', 30, 300);

CREATE INDEX t1bc ON t1(b, c);

PRAGMA writable_schema = ON;

.imposter t1bc t2

SELECT * FROM t2;

SELECT b, c FROM t1 ORDER BY b, c;

.quit
PRAGMA synchronous;
RELEASE sp3420;
CREATE  VIEW IF NOT EXISTS v_T_2602 AS SELECT B FROM T;
ALTER TABLE T ADD COLUMN extra_4758 TEXT DEFAULT '';
SELECT * FROM T WHERE A > ALL (SELECT A FROM T);
INSERT INTO T SELECT * FROM T;
SELECT TOTAL(c) FROM t1;
INSERT INTO t1 VALUES (NULL, NULL, NULL, NULL);
SELECT AVG(C) OVER (PARTITION BY C ORDER BY C ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING EXCLUDE GROUP) FROM T;
INSERT INTO T VALUES (NULL, NULL, NULL);
COMMIT TRANSACTION;
SELECT * FROM t1 WHERE b IN (SELECT DISTINCT b FROM t1);
INSERT INTO T VALUES (NULL, 'x', 1) ON CONFLICT(A) DO UPDATE SET A = excluded.A, B = excluded.B, C = excluded.C;
DETACH DATABASE aux50;
PRAGMA database_list;
ALTER TABLE t1 ADD COLUMN extra_3773 NUMERIC DEFAULT NULL;
SELECT COUNT(*) FILTER (WHERE A IS NOT NULL), SUM(rowid) FILTER (WHERE A > 0), COUNT(*) FILTER (WHERE 1=0), COUNT(*) FILTER (WHERE 1=1), COUNT(*) FILTER (WHERE NULL), AVG(A) FILTER (WHERE A > 0 AND A < 100), COUNT(*) FILTER (WHERE typeof(A) = "text") FROM T;
SELECT * FROM T;

SELECT COUNT(*) FROM T;
DROP VIEW IF EXISTS T;

Actual output

0
e|x|9223372036854775807
f|z|2147483648
d|y|42
CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID;
WARNING: writing to an imposter table will corrupt the "t1bc" index!
Braun|30|3
Wernher|10|1
von|20|2
Braun|30
Wernher|10
von|20

Expectation

0
e|x|9223372036854775807
f|z|2147483648
d|y|42
CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID;
Braun|30|3
Wernher|10|1
von|20|2
Braun|30
Wernher|10
von|20

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