摘要:
1. 定义代码片段 <sql id="selectall"> select id,name,email,age from student</sql> 2. 使用代码片段 <select id="selectSqlPD" resultType="com.bjpowernode.domain.Stude 阅读全文
posted @ 2021-02-23 23:56
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<!--foreach 第一种用法,循环list--> <select id="selectForeach" resultType="com.bjpowernode.domain.Student"> select id,name,email,age from student where id in 阅读全文
posted @ 2021-02-23 23:47
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摘要:
<select id="selectStudentsByWhere" resultType="com.bjpowernode.domain.Student"> select id,name,email,age from student <where> <if test="name!=null and 阅读全文
posted @ 2021-02-23 23:05
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