springboot mybatis merge into 用法 - 一只小棉花的博客 - CSDN博客

例子:

<update id="insert" parameterType="***.***.***.实体">   merge into 表名 a     using (select 1 from dual)       on (a.字段1 = #{参数} and a.字段2 = #{参数2})       when not matched then         insert (字段1,字段2,字段3)            values(#{参数1,jdbcType=VARCHAR},#{参数2,jdbcType=VARCHAR},#{参数3,jdbcType=VARCHAR})       when matched then         update set counts = counts + 1, last_time = sysdate, 字段1 = #{参数1,jdbcType=VARCHAR}</update>

Original url: Access
Created at: 2019-08-27 21:11:59
Category: default
Tags: none

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