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| Current File : //home/usr.opt/mysql57/mysql-test/suite/gcol/r/gcol_partition_innodb.result |
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;
#
# Bug#22574695 ASSERTION `!TABLE || (!TABLE->READ_SET || BITMAP_IS_SET(TABLE->READ_SET, FIELD_I
#
CREATE TABLE t1(
col1 VARCHAR(500),
col2 INT,
col5 VARCHAR(500) GENERATED ALWAYS AS
(SUBSTR(col1,1,500)) VIRTUAL
) ENGINE = InnoDB PARTITION BY KEY(col5) PARTITIONS 2;
INSERT INTO test . t1 SET col1 = REPEAT('_', 500);
COMMIT;
UPDATE t1 SET col2 = 1;
SELECT 'Obviously no crash';
Obviously no crash
Obviously no crash
DROP TABLE t1;
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;