You've already forked mariadb-columnstore-engine
mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-10-31 18:30:33 +03:00
28 lines
1.2 KiB
Plaintext
28 lines
1.2 KiB
Plaintext
USE tpch1;
|
|
drop table if exists product;
|
|
drop table if exists product_tag;
|
|
create table product_tag (product_id bigint)engine=columnstore;
|
|
CREATE TABLE `product` (
|
|
`product_id` bigint(20) DEFAULT NULL,
|
|
`price` bigint(20) DEFAULT NULL,
|
|
`short_description` varchar(7998) DEFAULT NULL,
|
|
`brand` varchar(254) DEFAULT NULL,
|
|
`modified_dtm` datetime DEFAULT NULL,
|
|
`created_dtm` datetime DEFAULT NULL,
|
|
`modified_by` int(11) DEFAULT NULL
|
|
) engine=columnstore DEFAULT CHARSET=latin1 ;
|
|
insert into product_tag values (1),(2),(3),(4);
|
|
insert into product values (1,22,'fes','rets','2011-12-12 12:12:12','2011-12-13 1:1:10',343);
|
|
insert into product values (3,22,'fes','rets','2011-12-12 12:12:12','2011-12-13 1:1:10',343);
|
|
update
|
|
product p join
|
|
(select product_id from product_tag limit 1000) t using (product_id)
|
|
set brand=p.product_id, price=555, modified_dtm='2011-12-15 15:15:30',
|
|
short_description=concat(short_description,modified_by);
|
|
select * from product;
|
|
product_id price short_description brand modified_dtm created_dtm modified_by
|
|
1 555 fes343 1 2011-12-15 15:15:30 2011-12-13 01:01:10 343
|
|
3 555 fes343 3 2011-12-15 15:15:30 2011-12-13 01:01:10 343
|
|
drop table product;
|
|
drop table product_tag;
|