CREATE TABLE t1 (
id INT NOT NULL,
store_id INT NOT NULL,
x INT GENERATED ALWAYS AS (id + store_id)
)
PARTITION BY RANGE (store_id) (
PARTITION p0 VALUES LESS THAN (6),
PARTITION p1 VALUES LESS THAN (11),
PARTITION p2 VALUES LESS THAN (16),
PARTITION p3 VALUES LESS THAN (21)
);
INSERT t1 (id, store_id) VALUES(1, 2), (3, 4), (3, 12), (4, 18);
CREATE INDEX idx ON t1(x);
SELECT x FROM t1;
x
3
7
15
22
DROP TABLE t1;
create table t1 (i int, v int as (i) virtual)
partition by range columns (i)
subpartition by hash(v) subpartitions 3 (
partition p1 values less than (3),
partition pn values less than (maxvalue));
insert t1 set i= 0;
set statement sql_mode= '' for update t1 set i= 1, v= 2;
Warnings:
Warning	1906	The value specified for generated column 'v' in table 't1' has been ignored
drop table t1;