在數據庫中新建查詢,將下面的內容複製,然後運行(記得更換表名)
SET @rownum = 0;
SELECT
'序號',
'列名',
'類型',
'長度',
'是否爲空',
'列的描述'
FROM
DUAL
UNION
SELECT
@rownum :=@rownum + 1 AS 序號,
COLUMN_NAME AS 列名,
COLUMN_TYPE AS 類型,
CHARACTER_MAXIMUM_LENGTH AS 長度,
(
CASE
WHEN IS_NULLABLE = 'YES' THEN
'是'
ELSE
'否'
END
) AS 是否爲空,
COLUMN_COMMENT AS 列的描述
FROM
information_schema.`COLUMNS`
WHERE
TABLE_NAME = ('表名')