12.动态SQL

• if

<select id="queryBlogIF" parameterType="map" resultType="blog">
    select * from mybatis.blog where 1=1
  <if test="title!=null">and title=#{title}</if>
  <if test="author!=null">and author=#{author}</if>

标签：12,title,author,blog,SQL,mybatis,动态
来源： https://www.cnblogs.com/ahhh7931/p/16574389.html