mirror of
https://github.com/tursodatabase/libsql.git
synced 2024-12-15 07:29:41 +00:00
147 lines
3.2 KiB
Plaintext
147 lines
3.2 KiB
Plaintext
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CREATE TABLE rr(a, b);
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CREATE VIRTUAL TABLE ff USING fts5(a, b);
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CREATE TRIGGER tr1 AFTER INSERT ON rr BEGIN
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INSERT INTO ff VALUES(new.a, new.b);
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END;
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INSERT INTO rr VALUES('hello', 'world');
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SELECT * FROM ff;
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ALTER TABLE ff RENAME TO ffff;
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INSERT INTO rr VALUES('in', 'tcl');
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SELECT * FROM ffff;
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CREATE TABLE p1(a PRIMARY KEY, b);
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CREATE TABLE c1(x REFERENCES p1);
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CREATE TABLE c2(x, FOREIGN KEY (x) REFERENCES p1);
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CREATE TABLE c3(x, FOREIGN KEY (x) REFERENCES p1(a));
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ALTER TABLE p1 RENAME TO p2;
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SELECT sql FROM sqlite_master WHERE name LIKE 'c%';
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PRAGMA legacy_alter_table = 1;
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ALTER TABLE p2 RENAME TO p3;
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SELECT sql FROM sqlite_master WHERE name LIKE 'c%';
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ALTER TABLE p3 RENAME TO p2;
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PRAGMA foreign_keys = 1;
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ALTER TABLE p2 RENAME TO p3;
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SELECT sql FROM sqlite_master WHERE name LIKE 'c%';
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CREATE TABLE t1(a,b,c,d,e,f);
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CREATE TRIGGER r1 AFTER INSERT ON t1 WHEN new.a NOT NULL BEGIN
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UPDATE t1 SET (c,d)=(a,b);
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END;
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ALTER TABLE t1 RENAME TO t1x;
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SELECT sql FROM sqlite_master WHERE type = 'trigger';
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ALTER TABLE t1x RENAME a TO aaa;
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SELECT sql FROM sqlite_master WHERE type = 'trigger';
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ALTER TABLE t1x RENAME d TO ddd;
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SELECT sql FROM sqlite_master WHERE type = 'trigger';
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CREATE TABLE t2(a);
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CREATE TRIGGER r2 AFTER INSERT ON t2 WHEN new.a NOT NULL BEGIN
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SELECT a, sum(a) OVER w1 FROM t2
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WINDOW w1 AS (
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PARTITION BY a ORDER BY a
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ROWS BETWEEN 2 PRECEDING AND 3 FOLLOWING
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),
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w2 AS (
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PARTITION BY a
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ORDER BY rowid ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
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);
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END;
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INSERT INTO t2 VALUES(1);
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ALTER TABLE t2 RENAME TO t2x;
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SELECT sql FROM sqlite_master WHERE name = 'r2';
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ALTER TABLE t2x RENAME a TO aaaa;
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SELECT sql FROM sqlite_master WHERE name = 'r2';
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INSERT INTO t2x VALUES(1);
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CREATE TABLE t3(a,b,c,d);
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CREATE TRIGGER r3 AFTER INSERT ON t3 WHEN new.a NOT NULL BEGIN
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SELECT a,b,c FROM t3 EXCEPT SELECT a,b,c FROM t3 ORDER BY a;
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SELECT rowid, * FROM t3;
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END;
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ALTER TABLE t3 RENAME TO t3x;
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SELECT sql FROM sqlite_master WHERE name = 'r3';
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ALTER TABLE t3x RENAME a TO abcd;
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SELECT sql FROM sqlite_master WHERE name = 'r3';
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CREATE TABLE t1(a,b,c,d,e,f);
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INSERT INTO t1 VALUES(1,2,3,4,5,6);
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CREATE TABLE t2(x,y,z);
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SELECT a,b,c FROM t1 UNION SELECT d,e,f FROM t1 ORDER BY b,c;
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CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
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INSERT INTO t2
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SELECT a,b,c FROM t1 UNION SELECT d,e,f FROM t1 ORDER BY b,c;
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END;
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INSERT INTO t1 VALUES(2,3,4,5,6,7);
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SELECT * FROM t2;
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ALTER TABLE t1 RENAME TO xyzzy;
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SELECT sql FROM sqlite_master WHERE name='r1'
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ALTER TABLE xyzzy RENAME c TO ccc;
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SELECT sql FROM sqlite_master WHERE name='r1'
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CREATE TABLE t1(a, b, c);
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CREATE TABLE t2(a, b, c);
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CREATE TABLE t3(d, e, f);
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CREATE VIEW v1 AS SELECT * FROM t1;
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CREATE TRIGGER tr AFTER INSERT ON t3 BEGIN
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UPDATE t2 SET a = new.d;
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SELECT a, b, c FROM v1;
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END;
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INSERT INTO t3 VALUES(1, 2, 3);
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INSERT INTO t3 VALUES(4, 5, 6);
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CREATE TABLE t4(a, b);
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CREATE VIEW v4 AS SELECT * FROM t4 WHERE (a=1 AND 0) OR b=2;
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ALTER TABLE t4 RENAME a TO c;
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SELECT sql FROM sqlite_master WHERE name = 'v4'
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