## Summary **No review yet** ## Minimized query ```sql ATTACH DATABASE ':memory:' AS aux78; ATTACH DATABASE ':memory:' AS aux16; ATTACH DATABASE ':memory:' AS aux83; PRAGMA short_column_names = OFF; SAVEPOINT sp7579; CREATE TABLE t1(a DATE PRIMARY KEY, b TEXT, c INT, d INT); INSERT INTO t1 VALUES ((-(-(jsonb_array(-(-(2147483646))))) + 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 ALTER TABLE t1 RENAME COLUMN d TO d_r9880; ROLLBACK TO sp7579; RELEASE sp7579; INSERT AND ABORT INTO t1 VALUES /**/ ('', '', 'x', 0); INSERT INTO t1 SELECT * FROM t1; PRAGMA short_column_names = OFF; SAVEPOINT sp7579; CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT); INSERT INTO t1 VALUES ((0 + 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 ALTER TABLE t1 RENAME COLUMN d TO d_r9880; ROLLBACK TO sp7579; RELEASE sp7579; INSERT AND ABORT INTO t1 VALUES /**/ ('', '', 'x', 0); INSERT INTO t1 SELECT * FROM t1; PRAGMA short_column_names = OFF; SAVEPOINT sp7579; CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT); INSERT INTO t1 VALUES ((0 + 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 ALTER TABLE t1 RENAME COLUMN d TO d_r9880; ROLLBACK TO sp7579; CREATE TABLE T ( a INTEGER, b TEXT, c REAL ); INSERT INTO T VALUES (1,'a',1.25), (2,'b',-3.5), (3,'c',0.0); SELECT * FROM T WHERE c < 2.0 ORDER BY c; RELEASE sp7579; INSERT AND ABORT INTO t1 VALUES /**/ ('', '', 'x', 0); INSERT INTO t1 SELECT * FROM t1; CREATE TABLE T ( a TEXT, b TEXT, c REAL ); INSERT INTO T VALUES ('a','b',5.0), ('a','c',5.0), ('b','d',-8.25); SELECT a,b,c, RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T; PRAGMA short_column_names = OFF; SAVEPOINT sp7579; CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT); INSERT INTO t1 VALUES ((0 + 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 ALTER TABLE t1 RENAME COLUMN d TO d_r9880; ROLLBACK TO sp7579; RELEASE sp7579; INSERT AND ABORT INTO t1 VALUES /**/ ('', '', 'x', 0); INSERT INTO t1 SELECT * FROM t1; DETACH DATABASE aux83; UPDATE t1 SET a = CURRENT_TIMESTAMP WHERE a IS NOT NULL; REINDEX T; DELETE FROM t1 WHERE 1; CREATE TRIGGER IF NOT EXISTS trg_T_4302 AFTER UPDATE OF c ON T BEGIN INSERT INTO T(c) VALUES (NULL); END; 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; CREATE UNIQUE INDEX IF NOT EXISTS idx_t1_8442 ON t1(a) WHERE a IS NOT NULL; ATTACH DATABASE ':memory:' AS aux83; PRAGMA short_column_names = OFF; SAVEPOINT sp7579; CREATE TABLE t1(a DATE PRIMARY KEY, b TEXT, c INT, d INT); INSERT INTO t1 VALUES ((-(-(jsonb_array(2147483646))) + 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 ALTER TABLE t1 RENAME COLUMN d TO d_r9880; ROLLBACK TO sp7579; RELEASE sp7579; INSERT AND ABORT INTO t1 VALUES /**/ ('', '', 'x', 0); INSERT INTO t1 SELECT * FROM t1; PRAGMA short_column_names = OFF; SAVEPOINT sp7579; CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT); INSERT INTO t1 VALUES ((0 + 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 ALTER TABLE t1 RENAME COLUMN d TO d_r9880; ROLLBACK TO sp7579; RELEASE sp7579; INSERT AND ABORT INTO t1 VALUES /**/ ('', '', 'x', 0); INSERT INTO t1 SELECT * FROM t1; PRAGMA short_column_names = OFF; SAVEPOINT sp7579; CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT); INSERT INTO t1 VALUES ((0 + 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 ALTER TABLE t1 RENAME COLUMN d TO d_r9880; ROLLBACK TO sp7579; CREATE TABLE T ( a INTEGER, b TEXT, c REAL ); INSERT INTO T VALUES (1,'a',1.25), (2,'b',-3.5), (3,'c',0.0); SELECT * FROM T WHERE c < 2.0 ORDER BY c; RELEASE sp7579; INSERT AND ABORT INTO t1 VALUES /**/ ('', '', 'x', 0); INSERT INTO t1 SELECT * FROM t1; CREATE TABLE T ( a TEXT, b TEXT, c REAL ); INSERT INTO T VALUES ('a','b',5.0), ('a','c',5.0), ('b','d',-8.25); SELECT a,b,c, RANK() OVER (PARTITION BY a ORDER BY c DESC) AS d FROM T; PRAGMA short_column_names = OFF; SAVEPOINT sp7579; CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c INT, d INT); INSERT INTO t1 VALUES ((0 + 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 ALTER TABLE t1 RENAME COLUMN d TO d_r9880; ROLLBACK TO sp7579; RELEASE sp7579; INSERT AND ABORT INTO t1 VALUES /**/ ('', '', 'x', 0); INSERT INTO t1 SELECT * FROM t1; DETACH DATABASE aux83; UPDATE t1 SET a = CURRENT_TIMESTAMP WHERE a IS NOT NULL; REINDEX T; DELETE FROM t1 WHERE 1; CREATE TRIGGER IF NOT EXISTS trg_T_4302 AFTER UPDATE OF c ON T BEGIN INSERT INTO T(c) VALUES (NULL); END; 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; CREATE UNIQUE INDEX IF NOT EXISTS idx_t1_8442 ON t1(a) WHERE a IS NOT NULL; DETACH DATABASE aux16; DELETE FROM T WHERE 1; WITH RECURSIVE vals(x) AS (SELECT a FROM t1 WHERE a IS NOT NULL UNION ALL SELECT a FROM t1 WHERE a IS NOT NULL LIMIT 10) SELECT * FROM vals; SELECT * FROM T WHERE EXISTS (SELECT 1 FROM T WHERE 1 = 0); DETACH DATABASE aux78; DROP TRIGGER IF EXISTS t1; SELECT * FROM T; SELECT COUNT(*) FROM T; SELECT a FROM T WHERE a = (SELECT MAX(a) FROM T); INSERT INTO T DEFAULT VALUES; ``` ## 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! Braun|30|2 von|20|1 Braun|30 von|20 ``` ## Expectation ```sql ``` ## Flag ``` ```