sql语句

SELECT
    cols.COLUMN_NAME AS 字段,
    cols.COLUMN_TYPE AS 数据类型,
	IF(pks.CONSTRAINT_TYPE = 'PRIMARY KEY', 'YES', 'NO') AS 是否为主键,
	IF(idxs.INDEX_NAME IS NOT NULL, 'YES', 'NO') AS 是否为索引,
    cols.IS_NULLABLE AS 是否为空,
    cols.COLUMN_DEFAULT AS 默认值,
    cols.COLUMN_COMMENT AS 备注
FROM
    INFORMATION_SCHEMA.COLUMNS AS cols
LEFT JOIN
    INFORMATION_SCHEMA.KEY_COLUMN_USAGE AS kc ON kc.TABLE_SCHEMA = cols.TABLE_SCHEMA AND kc.TABLE_NAME = cols.TABLE_NAME AND kc.COLUMN_NAME = cols.COLUMN_NAME
LEFT JOIN
    INFORMATION_SCHEMA.TABLE_CONSTRAINTS AS pks ON pks.TABLE_SCHEMA = kc.TABLE_SCHEMA AND pks.TABLE_NAME = kc.TABLE_NAME AND pks.CONSTRAINT_TYPE = 'PRIMARY KEY' AND kc.CONSTRAINT_NAME = pks.CONSTRAINT_NAME
LEFT JOIN
    INFORMATION_SCHEMA.STATISTICS AS idxs ON idxs.TABLE_SCHEMA = cols.TABLE_SCHEMA AND idxs.TABLE_NAME = cols.TABLE_NAME AND idxs.COLUMN_NAME = cols.COLUMN_NAME
WHERE
    cols.TABLE_SCHEMA = 'db' -- 替换为您的数据库名称
    AND cols.TABLE_NAME = 'table' -- 替换为您的表名称
ORDER BY
    cols.ORDINAL_POSITION ASC;  -- 按列在表中的顺序排列

复制到excel

在查询结果中，Ctrl+A全选，然后复制。
到Excel中，自己写好表头，然后粘贴，就复制到Excel了。

复制到Word

从Excel全选数据，就可以直接复制到Word。