SELECT
t.COLUMN_NAME AS 字段名,
t.COLUMN_TYPE AS 數據類型,
CASE IFNULL(t.COLUMN_DEFAULT,'Null')
WHEN '' THEN '空字符串'
WHEN 'Null' THEN 'NULL'
ELSE t.COLUMN_DEFAULT END AS 默認值,
CASE t.IS_NULLABLE WHEN 'YES' THEN '是' ELSE '否' END AS 是否允許為空,
t.COLUMN_COMMENT AS 字段說明
FROM information_schema.COLUMNS t
WHERE t.TABLE_SCHEMA='wesipull_dev_db' AND t.TABLE_NAME='manager';