mirror of
https://github.com/tursodatabase/libsql.git
synced 2024-12-12 15:33:44 +00:00
ad79ef48a2
* add tests * add bench
84 lines
1.6 KiB
Plaintext
84 lines
1.6 KiB
Plaintext
|
|
CREATE TABLE t1(a, b, c);
|
|
CREATE VIEW v1 AS SELECT * FROM t1;
|
|
|
|
CREATE TABLE t2(x INTEGER PRIMARY KEY, y, z UNIQUE);
|
|
CREATE INDEX t2y ON t2(y);
|
|
|
|
CREATE TABLE t3(q, r, s);
|
|
CREATE INDEX t3rs ON t3(r+s);
|
|
|
|
|
|
CREATE VIRTUAL TABLE ft1 USING fts5(one, two);
|
|
|
|
|
|
ALTER TABLE t1 DROP COLUMN b;
|
|
|
|
|
|
SELECT sql FROM sqlite_schema WHERE name = 't1'
|
|
|
|
|
|
ALTER TABLE t1 DROP COLUMN c;
|
|
|
|
|
|
SELECT sql FROM sqlite_schema WHERE name = 't1'
|
|
|
|
|
|
CREATE TABLE t12(a, b, c, CHECK(c>10));
|
|
CREATE TABLE t13(a, b, c CHECK(c>10));
|
|
|
|
|
|
CREATE TABLE p1(a PRIMARY KEY, b UNIQUE);
|
|
CREATE TABLE c1(x, y, z REFERENCES p1(c));
|
|
CREATE TABLE c2(x, y, z, w REFERENCES p1(b));
|
|
|
|
|
|
ALTER TABLE c1 DROP COLUMN z;
|
|
ALTER TABLE c2 DROP COLUMN z;
|
|
SELECT sql FROM sqlite_schema WHERE name IN ('c1', 'c2');
|
|
|
|
|
|
CREATE VIEW v1 AS SELECT d, e FROM p1
|
|
|
|
|
|
DROP VIEW v1;
|
|
CREATE VIEW v1 AS SELECT x, y FROM c1;
|
|
|
|
|
|
CREATE TRIGGER tr AFTER INSERT ON c1 BEGIN
|
|
INSERT INTO p1 VALUES(new.y, new.xyz);
|
|
END;
|
|
|
|
|
|
DROP TRIGGER tr;
|
|
CREATE TRIGGER tr AFTER INSERT ON c1 BEGIN
|
|
INSERT INTO p1 VALUES(new.y, new.z);
|
|
END;
|
|
|
|
|
|
CREATE TABLE t1(a, b, c, PRIMARY KEY(a COLLATE nocase, a)) WITHOUT ROWID;
|
|
INSERT INTO t1 VALUES(1, 2, 3);
|
|
INSERT INTO t1 VALUES(4, 5, 6);
|
|
|
|
|
|
ALTER TABLE t1 DROP COLUMN c;
|
|
|
|
|
|
SELECT sql FROM sqlite_schema;
|
|
|
|
|
|
SELECT * FROM t1;
|
|
|
|
|
|
CREATE TABLE t1(a INTEGER PRIMARY KEY, b);
|
|
PRAGMA writable_schema = 1;
|
|
UPDATE sqlite_schema
|
|
SET sql = 'CREATE TABLE t1(a INTEGER PRIMARY KEY AUTOINCREMENT, b)'
|
|
|
|
|
|
ALTER TABLE t1 DROP COLUMN b;
|
|
|
|
|
|
SELECT sql FROM sqlite_schema;
|
|
|