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feat(parser): ALTER TABLE ... REPARTITION ... (#7082)

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* initial impl

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>

* sqlness tests

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>

* tidy up

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>

---------

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>
This commit is contained in:
Ruihang Xia
2025-10-15 11:54:36 +08:00
committed by GitHub
parent 9606a6fda8
commit aa98033e85
6 changed files with 354 additions and 10 deletions
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48
tests/cases/standalone/common/alter/repartition.result Normal file
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@@ -0,0 +1,48 @@
CREATE TABLE alter_repartition_table(
device_id INT,
area STRING,
ty STRING,
ts TIMESTAMP TIME INDEX,
PRIMARY KEY(device_id)
) PARTITION ON COLUMNS (device_id, area) (
device_id < 100,
device_id >= 100 AND device_id < 200,
device_id >= 200
);
Affected Rows: 0
-- valid grammar, currently not implemented
ALTER TABLE alter_repartition_table REPARTITION (
device_id < 100
) INTO (
device_id < 100 AND area < 'South',
device_id < 100 AND area >= 'South'
);
Error: 1001(Unsupported), Not supported: ALTER TABLE REPARTITION
-- invalid: empty source clause
ALTER TABLE alter_repartition_table REPARTITION () INTO (
device_id < 100
);
Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: Expected expression inside REPARTITION clause, found: )
-- invalid: more than one INTO clause
ALTER TABLE alter_repartition_table REPARTITION (
device_id < 100
) INTO (
device_id < 50
), (
device_id >= 50
) INTO (
device_id >= 50
);
Error: 2000(InvalidSyntax), Invalid SQL syntax: sql parser error: Expected end of REPARTITION clause, found: ,
DROP TABLE alter_repartition_table;
Affected Rows: 0

37
tests/cases/standalone/common/alter/repartition.sql Normal file
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@@ -0,0 +1,37 @@
CREATE TABLE alter_repartition_table(
device_id INT,
area STRING,
ty STRING,
ts TIMESTAMP TIME INDEX,
PRIMARY KEY(device_id)
) PARTITION ON COLUMNS (device_id, area) (
device_id < 100,
device_id >= 100 AND device_id < 200,
device_id >= 200
);
-- valid grammar, currently not implemented
ALTER TABLE alter_repartition_table REPARTITION (
device_id < 100
) INTO (
device_id < 100 AND area < 'South',
device_id < 100 AND area >= 'South'
);
-- invalid: empty source clause
ALTER TABLE alter_repartition_table REPARTITION () INTO (
device_id < 100
);
-- invalid: more than one INTO clause
ALTER TABLE alter_repartition_table REPARTITION (
device_id < 100
) INTO (
device_id < 50
), (
device_id >= 50
) INTO (
device_id >= 50
);
DROP TABLE alter_repartition_table;