SELECT
COLUMN_NAME 列名,
DATA_TYPE 字段类型,
CHARACTER_MAXIMUM_LENGTH 长度,
IS_NULLABLE 能否为空,
COLUMN_COMMENT 字段注释
FROM
INFORMATION_SCHEMA.COLUMNS
WHERE
table_name = '表名'
AND table_schema = '数据库名'
SELECT
COLUMN_NAME 列名,
DATA_TYPE 字段类型,
CHARACTER_MAXIMUM_LENGTH 长度,
IS_NULLABLE 能否为空,
COLUMN_COMMENT 字段注释
FROM
INFORMATION_SCHEMA.COLUMNS
WHERE
table_name = '表名'
AND table_schema = '数据库名'