ast-project/part1/results/3/bug_06c9d01a-73e8-4c2e-94d2-12ed86f320cc_logic.md

Summary

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Minimized query

PRAGMA writable_schema = NO;
ATTACH DATABASE ':memory:' AS aux15;
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
ATTACH DATABASE (':memory:' || '') AS aux87;
PRAGMA analysis_limit = '';
PRAGMA default_cache_size = -abs(NULL);
PRAGMA query_only = FALSE;
.shell pwd
create temp table t1(x);
insert into t1 values('amx');
insert into t1 values('anx');
insert into t1 values('amy');
insert into t1 values('bmy');
select * from t1 where x like 'a__' intersect select * from t1 where x like '_m_' intersect select * from t1 /**/ where x like '__x';

CREATE UNIQUE  INDEX IF NOT EXISTS idx_t1_6526 ON t1((x + likelihood(1, 0.0))) WHERE x IS NOT NULL;
SELECT SUM(x) FROM t1;
DETACH DATABASE aux87;
ALTER TABLE t1 RENAME COLUMN x TO x_r9111;
CREATE TRIGGER IF NOT EXISTS trg_t1_3480 BEFORE UPDATE OF x ON t1 BEGIN SELECT RAISE(IGNORE); END;
ATTACH DATABASE ':memory:' AS aux87;
PRAGMA analysis_limit = '';
PRAGMA default_cache_size = -1000;
PRAGMA query_only = FALSE;
.shell pwd
create temp table t1(x);
insert into t1 values('amx');
insert into t1 values('anx');
insert into t1 values('amy');
insert into t1 values('bmy');
select * from t1 where x like 'a__' intersect select * from t1 where x like '_m_' intersect select * from t1 /**/ where x like '__x';

CREATE UNIQUE  INDEX IF NOT EXISTS idx_t1_6526 ON t1((x + 1)) WHERE x IS NOT NULL;
SELECT SUM(x) FROM t1;
DETACH DATABASE aux87;
ALTER TABLE t1 RENAME COLUMN x TO x_r9111;
CREATE TRIGGER IF NOT EXISTS trg_t1_3480 BEFORE UPDATE OF x ON t1 BEGIN SELECT RAISE(IGNORE); END;
ATTACH DATABASE ':memory:' AS aux87;
PRAGMA analysis_limit = '';
PRAGMA default_cache_size = -1000;
PRAGMA query_only = FALSE;
.shell pwd
create temp table t1(x);
insert into t1 values('amx');
insert into t1 values('anx');
insert into t1 values('amy');
insert into t1 values('bmy');
select * from t1 where x like 'a__' intersect select * from t1 where x like '_m_' intersect select * from t1 /**/ where x like '__x';

CREATE UNIQUE  INDEX IF NOT EXISTS idx_t1_6526 ON t1((x + 1)) WHERE x IS NOT NULL;
SELECT SUM(x) FROM t1;
DETACH DATABASE aux87;
ALTER TABLE t1 RENAME COLUMN x TO x_r9111;
CREATE TRIGGER IF NOT EXISTS trg_t1_3480 BEFORE UPDATE OF x ON t1 BEGIN SELECT RAISE(IGNORE); END;
ATTACH DATABASE ':memory:' AS aux87;
PRAGMA analysis_limit = '';
PRAGMA default_cache_size = -1000;
PRAGMA query_only = FALSE;
.shell pwd
create temp table t1(x);
insert into t1 values('amx');
insert into t1 values('anx');
insert into t1 values('amy');
insert into t1 values('bmy');
select * from t1 where x like 'a__' intersect select * from t1 where x like '_m_' intersect select * from t1 /**/ where x like '__x';

CREATE UNIQUE  INDEX IF NOT EXISTS idx_t1_6526 ON t1((x + 1)) WHERE x IS NOT NULL;
SELECT SUM(x) FROM t1;
DETACH DATABASE aux87;
ALTER TABLE t1 RENAME COLUMN x TO x_r9111;
CREATE TRIGGER IF NOT EXISTS trg_t1_3480 BEFORE UPDATE OF x ON t1 BEGIN SELECT RAISE(IGNORE); END;

ANALYZE;
SELECT * FROM t1 AS a FULL JOIN t1 AS b ON a.rowid = b.rowid;
INSERT OR IGNORE INTO t1 VALUES (-1);
ANALYZE;
DETACH DATABASE aux15;

Actual output

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

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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