## Summary **No review yet** ## Minimized query ```sql ATTACH DATABASE ':memory:' AS aux77; -- max(1, 2, 3, 4, 5) .headers on PRAGMA automatic_index = NO; PRAGMA automatic_index = YES; CREATE TABLE T ( a TEXT, b REAL ); INSERT INTO T VALUES ('a',load_extension(NULL)), ('b',-jsonb_extract(200.5, '$')), ('c',9e999); SELECT a,b, LEAD(b,1) OVER (ORDER BY b DESC) AS c, NTILE(2) OVER (ORDER BY b DESC) AS d FROM T; PRAGMA checkpoint_fullsync = FALSE; BEGIN EXCLUSIVE TRANSACTION; ATTACH DATABASE ':memory:' AS aux85; 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 UPDATE t1 SET d = 'x' WHERE d IS NOT NULL; CREATE TRIGGER IF NOT EXISTS trg_t1_5828 AFTER UPDATE OF d ON t1 BEGIN SELECT RAISE(FAIL, 'no'); END; SELECT TOTAL(a) FROM t1; PRAGMA mmap_size = 50000000; DETACH DATABASE aux85; SELECT * FROM t1 WHERE c > (SELECT AVG(c) FROM t1); COMMIT TRANSACTION; ALTER TABLE t1 RENAME TO t1_r4016; INSERT INTO t1 DEFAULT VALUES; PRAGMA checkpoint_fullsync = FALSE; BEGIN EXCLUSIVE TRANSACTION; ATTACH DATABASE ':memory:' AS aux85; 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 UPDATE t1 SET d = 'x' WHERE d IS NOT NULL; CREATE TRIGGER IF NOT EXISTS trg_t1_5828 AFTER UPDATE OF d /* .dump main */ ON t1 BEGIN SELECT RAISE(FAIL, 'no'); END; SELECT TOTAL(a) FROM t1; PRAGMA mmap_size = 50000000; DETACH DATABASE aux85; SELECT * FROM t1 WHERE c > (SELECT AVG(c) FROM t1); COMMIT TRANSACTION; ALTER TABLE t1 RENAME TO t1_r4016; INSERT INTO t1 DEFAULT VALUES; PRAGMA checkpoint_fullsync = FALSE; BEGIN EXCLUSIVE TRANSACTION; ATTACH DATABASE ':memory:' AS aux85; 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 UPDATE t1 SET d = 'x' WHERE d IS NOT NULL; CREATE TRIGGER IF NOT EXISTS trg_t1_5828 AFTER UPDATE OF d ON t1 BEGIN SELECT RAISE(FAIL, 'no'); END; SELECT TOTAL(a) FROM t1; PRAGMA mmap_size = 50000000; DETACH DATABASE aux85; SELECT * FROM t1 WHERE c > (SELECT AVG(c) FROM t1); COMMIT TRANSACTION; ALTER TABLE t1 RENAME TO t1_r4016; INSERT INTO t1 DEFAULT VALUES; PRAGMA checkpoint_fullsync = FALSE; BEGIN EXCLUSIVE TRANSACTION; ATTACH DATABASE ':memory:' AS aux85; 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 UPDATE t1 SET d = 'x' WHERE d IS NOT NULL; CREATE TRIGGER IF NOT EXISTS trg_t1_5828 AFTER UPDATE OF d ON t1 BEGIN /**/ SELECT RAISE(FAIL, 'no'); END; SELECT TOTAL(a) FROM t1; PRAGMA mmap_size = 50000000; DETACH DATABASE aux85; SELECT * FROM t1 WHERE c > (SELECT AVG(c) FROM t1); COMMIT TRANSACTION; ALTER TABLE t1 RENAME TO t1_r4016; INSERT INTO t1 DEFAULT VALUES; ALTER TABLE t1 RENAME TO t1_r1422; SELECT COUNT(*) FROM T; SELECT COUNT(*) FROM t1; INSERT OR REPLACE INTO t1 VALUES (0, '', '', NULL); SELECT * FROM T; SELECT AVG(a) OVER (PARTITION BY a ORDER BY a ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW EXCLUDE TIES) FROM T; SELECT * FROM T AS a FULL JOIN T AS b ON a.rowid = b.rowid; SELECT MAX(a) FROM T; CREATE TRIGGER IF NOT EXISTS trg_T_9386 AFTER UPDATE OF b ON T BEGIN INSERT INTO T(b) VALUES (NULL); END; INSERT INTO t1 VALUES (NULL, NULL, 1, 'x') ON CONFLICT(a) DO UPDATE SET a = excluded.a, b = excluded.b, c = excluded.c; INSERT INTO T DEFAULT VALUES; SELECT COUNT(*) FILTER (WHERE b IS NOT NULL), SUM(rowid) FILTER (WHERE b > 0), COUNT(*) FILTER (WHERE 1=0), COUNT(*) FILTER (WHERE 1=1), COUNT(*) FILTER (WHERE NULL), AVG(b) FILTER (WHERE b > 0 AND b < 100), COUNT(*) FILTER (WHERE typeof(b) = "text") FROM T; DETACH DATABASE aux77; DELETE FROM T WHERE rowid = 8 RETURNING *; CREATE INDEX IF NOT EXISTS idx_t1_6079 ON t1(a COLLATE NOCASE) WHERE a IS NOT NULL; REINDEX t1; ALTER TABLE T ADD COLUMN extra_3272 REAL; ANALYZE; ``` ## Actual output ```sql CREATE TABLE "t2"("b","c","_ROWID_",PRIMARY KEY("b","c","_ROWID_"))WITHOUT ROWID; WARNING: writing to an imposter table will corrupt the "t1bc" index! b|c|_ROWID_ Braun|30|3 Wernher|10|1 von|20|2 b|c Braun|30 Wernher|10 von|20 ``` ## Expectation ```sql ``` ## Flag ``` ```