行转列 列转行 sql 脚本的编写
1. sql 脚本编写 行转列 列转行
表设计
test_table
id varchar(11),
name varchar(255),
table_desc varchar(255)
sql 编写
行转列
select concatenate("id",""),
concatenate("name",""),
concatenate("desc",""),
concatenate(
""
,(
select *
from test_table a
where 1=1
limit 1
desc
)
)
from test_table b
列转行
select concatenate("id",""),*
from test_table a
union
(
select b.id
from test_table b
limit 1
desc
)
;