MySql query data dictionary SQL statement

 

Select
t.COLUMN_NAME 字段,
t.COLUMN_COMMENT 注释,
t.COLUMN_TYPE 类型,
t.COLUMN_DEFAULT 默认
FROM
information_schema.`COLUMNS` t,
information_schema.`TABLES` r
WHERE
t.TABLE_NAME LIKE 'wp_cao_coupon'
AND t.TABLE_SCHEMA = 'wp_table'
AND t.TABLE_NAME = r.TABLE_NAME;

 

Select
r.TABLE_COMMENT,
t.TABLE_NAME,
t.COLUMN_NAME,
t.COLUMN_COMMENT,
t.DATA_TYPE,
t.COLUMN_TYPE,
t.IS_NULLABLE,
t.COLUMN_DEFAULT,
t.COLUMN_KEY,
t.EXTRA
FROM
information_schema.`COLUMNS` t,
information_schema.`TABLES` r
WHERE
t.TABLE_NAME LIKE 'wp_%'
AND t.TABLE_SCHEMA = 'wp_table'
AND t.TABLE_NAME = r.TABLE_NAME;

 

Select
r.TABLE_COMMENT,
t.TABLE_NAME,
t.COLUMN_NAME,
t.COLUMN_COMMENT,
t.DATA_TYPE,
t.COLUMN_TYPE,
t.IS_NULLABLE,
t.COLUMN_DEFAULT,
t.COLUMN_KEY,
t.EXTRA
FROM
information_schema.`COLUMNS` t,
information_schema.`TABLES` r
WHERE
t.TABLE_NAME LIKE 'wp_cao_coupon'
AND t.TABLE_SCHEMA = 'wp_table'
AND t.TABLE_NAME = r.TABLE_NAME;