mirror of
https://github.com/MariaDB/server.git
synced 2025-01-27 01:04:19 +01:00
95 lines
2.4 KiB
Text
95 lines
2.4 KiB
Text
SET @@session.default_storage_engine = 'InnoDB';
|
|
drop table if exists t1;
|
|
# Case 1. Partitioning by RANGE based on a non-stored generated column.
|
|
CREATE TABLE t1 (
|
|
a DATE NOT NULL,
|
|
b int generated always as (year(a)) virtual
|
|
)
|
|
PARTITION BY RANGE( b ) (
|
|
PARTITION p0 VALUES LESS THAN (2006),
|
|
PARTITION p2 VALUES LESS THAN (2008)
|
|
);
|
|
insert into t1 values ('2006-01-01',default);
|
|
insert into t1 values ('2007-01-01',default);
|
|
insert into t1 values ('2005-01-01',default);
|
|
select * from t1;
|
|
a b
|
|
2005-01-01 2005
|
|
2006-01-01 2006
|
|
2007-01-01 2007
|
|
# Modify the expression of generated column b
|
|
ALTER TABLE t1 modify b int generated always as (year(a)-1) virtual;
|
|
select * from t1;
|
|
a b
|
|
2005-01-01 2004
|
|
2006-01-01 2005
|
|
2007-01-01 2006
|
|
drop table t1;
|
|
# Case 2. Partitioning by LIST based on a stored generated column.
|
|
CREATE TABLE t1 (a int, b int generated always as (a % 3 ) stored)
|
|
PARTITION BY LIST (a+1)
|
|
(PARTITION p1 VALUES IN (1), PARTITION p2 VALUES IN (2));
|
|
insert into t1 values (1,default);
|
|
select * from t1;
|
|
a b
|
|
1 1
|
|
select * from t1;
|
|
a b
|
|
1 1
|
|
drop table t1;
|
|
# Case 3. Partitioning by HASH based on a non-stored generated column.
|
|
CREATE TABLE t1 (
|
|
a DATE NOT NULL,
|
|
b int generated always as (year(a)) virtual
|
|
)
|
|
PARTITION BY HASH( b % 3 ) PARTITIONS 3;
|
|
insert into t1 values ('2005-01-01',default);
|
|
insert into t1 values ('2006-01-01',default);
|
|
select * from t1;
|
|
a b
|
|
2005-01-01 2005
|
|
2006-01-01 2006
|
|
# Modify the expression of generated column b
|
|
ALTER TABLE t1 modify b int generated always as (year(a)-1) virtual;
|
|
select * from t1;
|
|
a b
|
|
2005-01-01 2004
|
|
2006-01-01 2005
|
|
drop table t1;
|
|
#
|
|
# Bug#21779011 INVALID READS AND SENDING RANDOM SERVER MEMORY BACK
|
|
# TO CLIENT
|
|
#
|
|
CREATE TABLE t (
|
|
c INTEGER GENERATED ALWAYS AS (2) VIRTUAL,
|
|
d INTEGER,
|
|
KEY (d)
|
|
) PARTITION BY KEY (d) PARTITIONS 2;
|
|
INSERT INTO t (d) VALUES (1),(1),(2),(2);
|
|
SELECT c FROM t WHERE d >= 1 GROUP BY d LIMIT 2;
|
|
c
|
|
2
|
|
2
|
|
DROP TABLE t;
|
|
#
|
|
# Bug#21779554: CHECK_MISPLACED_ROWS BOGUS "FOUND A MISPLACED ROW"
|
|
# AND CRASHES
|
|
#
|
|
CREATE TABLE t(a INT,b INT GENERATED ALWAYS AS (1) VIRTUAL,c INT)
|
|
PARTITION BY KEY (b)PARTITIONS 6;
|
|
INSERT INTO t VALUES();
|
|
CHECK TABLE t EXTENDED;
|
|
Table Op Msg_type Msg_text
|
|
test.t check status OK
|
|
FLUSH TABLES;
|
|
CHECK TABLE t EXTENDED;
|
|
Table Op Msg_type Msg_text
|
|
test.t check status OK
|
|
DROP TABLE t;
|
|
DROP VIEW IF EXISTS v1,v2;
|
|
DROP TABLE IF EXISTS t1,t2,t3;
|
|
DROP PROCEDURE IF EXISTS p1;
|
|
DROP FUNCTION IF EXISTS f1;
|
|
DROP TRIGGER IF EXISTS trg1;
|
|
DROP TRIGGER IF EXISTS trg2;
|
|
set sql_warnings = 0;
|