mapper.xml速查

1.Delete

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.cy.pj.sys.dao.SysRoleMenuDao">
<delete id="deleteObjectsByMenuId"
             parameterType="int">
          delete from sys_role_menus
          where menu_id=#{menuId}
</delete>
</mapper>

@Delete("delete from sys_role_menus where menu_id=#{menuId}")
int deleteObjectsByMenuId(Integer menuId);

2.select

<select id="getChildCount"
             parameterType="int"
             resultType="int">
          select count(*)
          from sys_menus
          where parentId=#{id}        
 </select>

<select id="findZtreeMenuNodes" resultType="com.cy.pj.common.vo.Node">
        select id,name,parentId
        from sys_menus
</select>

3.insert

<insert id="insertObject"
          parameterType="com.cy.pj.sys.entity.SysMenu">
          insert into sys_menus
         (name,url,type,sort,note,parentId,permission,createdTime,modifiedTime,createdUser,modifiedUser)
          values
          (#{name},#{url},#{type},#{sort},#{note},#{parentId},#{permission},now(),now(),#{createdUser},#{modifiedUser})
 </insert>