mysql怎样查询当月的定单数？

1.select * from order where paytime>=UNIX_TIMESTAMP('2011-3-1') and paytime<=UNIX_TIMESTAMP('2011-3-31')函数 2.查询出当月字段： SELECT * FROM `table` WHERE month( from_unixtime(时间字段)) = month( now( ) )  and yea

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