sql生成表模型字段

SELECT
    b.TABLE_COMMENT as '表名',
--         a.TABLE_SCHEMA as tableSchema,
        a.TABLE_NAME as tableName,
        a.COLUMN_NAME as columnName,
        a.COLUMN_DEFAULT as columnDefault,
        a.IS_NULLABLE as isNullable,
        a.COLUMN_TYPE as columnType,
        a.COLUMN_COMMENT as columnComment,
        a.COLUMN_KEY as columnKey
--         a.EXTRA as extra,
        
        from information_schema.COLUMNS a
        LEFT JOIN information_schema.TABLES b ON a.TABLE_NAME=b.TABLE_NAME
        where a.TABLE_SCHEMA='acctdb'
        ORDER BY b.TABLE_NAME