ClickHouse/tests/queries/0_stateless/00061_merge_tree_alter.sql
2022-06-23 11:24:54 +02:00

75 lines
2.1 KiB
SQL

-- Tags: no-backward-compatibility-check
DROP TABLE IF EXISTS alter_00061;
set allow_deprecated_syntax_for_merge_tree=1;
CREATE TABLE alter_00061 (d Date, k UInt64, i32 Int32) ENGINE=MergeTree(d, k, 8192);
INSERT INTO alter_00061 VALUES ('2015-01-01', 10, 42);
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 ADD COLUMN n Nested(ui8 UInt8, s String);
INSERT INTO alter_00061 VALUES ('2015-01-01', 8, 40, [1,2,3], ['12','13','14']);
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 ADD COLUMN `n.d` Array(Date);
INSERT INTO alter_00061 VALUES ('2015-01-01', 7, 39, [10,20,30], ['120','130','140'],['2000-01-01','2000-01-01','2000-01-03']);
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 ADD COLUMN s String DEFAULT '0';
INSERT INTO alter_00061 VALUES ('2015-01-01', 6,38,[10,20,30],['asd','qwe','qwe'],['2000-01-01','2000-01-01','2000-01-03'],'100500');
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 DROP COLUMN `n.d`, MODIFY COLUMN s Int64;
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 ADD COLUMN `n.d` Array(Date), MODIFY COLUMN s UInt32;
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
OPTIMIZE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 DROP COLUMN n.ui8, DROP COLUMN n.d;
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 DROP COLUMN n.s;
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 ADD COLUMN n.s Array(String), ADD COLUMN n.d Array(Date);
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
ALTER TABLE alter_00061 DROP COLUMN n;
DESC TABLE alter_00061;
SHOW CREATE TABLE alter_00061;
SELECT * FROM alter_00061 ORDER BY k;
DROP TABLE alter_00061;