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Posted to dev@shenyu.apache.org by rom1c77 <28...@qq.com.INVALID> on 2021/09/22 08:50:03 UTC
回复: Delete limit
------------------ 原始邮件 ------------------
发件人: "dev" <xiaoyu@apache.org>;
发送时间: 2021年9月22日(星期三) 下午4:48
收件人: "dev"<dev@shenyu.apache.org>;
主题: Re: Delete limit
Ok,
rom1c77 <280385556@qq.com.invalid> 于2021年9月22日周三 下午4:44写道:
> Deleting&nbsp;`limit 1`&nbsp;cause any problems&nbsp;?&nbsp;
> <select id="findByAppKey" parameterType="java.lang.String"
> resultMap="BaseResultMap"&gt;
> select
> <include refid="Base_Column_List"/&gt;
> from app_auth
> where app_key = #{appKey,jdbcType=VARCHAR}
> limit 1
> </select&gt;<select id="findByAuthIdAndAppName"
> resultMap="BaseResultMap"&gt;
> select
> <include refid="Base_Column_List"/&gt;
> from auth_param
> where auth_id = #{authId,jdbcType=VARCHAR}
> and app_name = #{appName,jdbcType=VARCHAR}
> limit 1
> </select&gt;
> If not Delete , in oracle i will use `rownum =1` &nbsp;replace this
> like this : select
> <include refid="Base_Column_List"/&gt;
> from app_auth
> where app_key = #{appKey,jdbcType=VARCHAR}
> and rownum = 11. Deleting `limit 1`2. Use `rownum=1` replace `limit
> 1`please help me to choose 1 or 2