查询mysql表和字段信息的语句记录
库名是:base
表名是:data
查询数据库信息,有几个表显示几行
select * from information_schema.tables where table_schema="base" and table_type='base table';
结果(太长了分成两个图):
查询表信息
SELECT
table_name,
table_comment,
create_time,
update_time
FROM
information_schema. TABLES
WHERE
table_schema = (SELECT DATABASE())
AND table_name = "data";
结果:
查询字段信息:
SELECT
column_name,
data_type,
column_comment
FROM
information_schema. COLUMNS
WHERE
table_name = "data"
AND table_schema = (SELECT DATABASE())
ORDER BY
ordinal_position;
结果: