> describe `order`; +-------------+--------------+------+-----+---------+----------------+ | Field | Type | Null | Key | Default | Extra | +-------------+--------------+------+-----+---------+----------------+ | id | bigint(20) | NO | PRI | NULL | auto_increment | | buyer_id | bigint(20) | NO | MUL | NULL | | | product_id | bigint(20) | YES | UNI | NULL | | | pay | bigint(20) | NO | | 0 | | | ...
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