在数据库中新建查询,将下面的内容复制,然后运行(记得更换表名)
SET @rownum = 0;
SELECT
'序号',
'列名',
'类型',
'长度',
'是否为空',
'列的描述'
FROM
DUAL
UNION
SELECT
@rownum :=@rownum + 1 AS 序号,
COLUMN_NAME AS 列名,
COLUMN_TYPE AS 类型,
CHARACTER_MAXIMUM_LENGTH AS 长度,
(
CASE
WHEN IS_NULLABLE = 'YES' THEN
'是'
ELSE
'否'
END
) AS 是否为空,
COLUMN_COMMENT AS 列的描述
FROM
information_schema.`COLUMNS`
WHERE
TABLE_NAME = ('表名')