Home Backend Development PHP Tutorial 小弟我的表P_id没设置为自动增长,插入数据时小弟我要通过程序控制p_id自动增长,该如何做。求教

小弟我的表P_id没设置为自动增长,插入数据时小弟我要通过程序控制p_id自动增长,该如何做。求教

Jun 13, 2016 pm 12:21 PM
mysql nbsp price

我的表P_id没设置为自动增长,插入数据时我要通过程序控制p_id自动增长,该怎么做。求教

1

//添加商品SQL<br />   mysql_query("insert into t_product<br />  (<br />   p_id<br />    categorycode,<br />   subcategorycode,<br />    price,<br />  shopid<br />  )<br />   values<br />  (<br />   <br />    '$categorycode',<br />    '$subcategorycode',<br /> '$price',<br />   $s_id<br />   )");<br /><br />   

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------解决思路----------------------

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list($pid) = mysql_fetch_row(mysql_query("select max(p_id)+1 from t_product"));<br />//添加商品SQL<br />    mysql_query("insert into t_product<br />    (<br />    p_id<br />    categorycode,<br />    subcategorycode,<br />    price,<br />    shopid<br />    )<br />    values<br />    (<br />     '$p_id',<br />    '$categorycode',<br />    '$subcategorycode',<br />    '$price',<br />    $s_id<br />    )");

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