SELECT
table_schema 数据库名,
table_name 表名,
COLUMN_NAME 列名,
COLUMN_TYPE 数据类型,
DATA_TYPE 字段类型,
CHARACTER_MAXIMUM_LENGTH 长度,
IS_NULLABLE 是否为空,
COLUMN_DEFAULT 默认值,
COLUMN_COMMENT 备注
FROM
INFORMATION_SCHEMA.COLUMNS
where
-- table_schema 为库名
table_schema ='XXX'
AND
-- table_name为表名
table_name in (SELECT table_name FROM (SELECT table_name, table_comment, create_time, update_time FROM information_schema.tables
WHERE table_schema = (SELECT DATABASE())
ORDER BY create_time DESC) as t )