MyBatis中XML文件的模板
- <?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="generator.mapper.UsersMapper">
- <resultMap id="BaseResultMap" type="generator.domain.Users">
- <id property="id" column="id" jdbcType="INTEGER"/>
- <result property="username" column="username" jdbcType="VARCHAR"/>
- <result property="password" column="password" jdbcType="VARCHAR"/>
- <result property="email" column="email" jdbcType="VARCHAR"/>
- </resultMap>
- <sql id="Base_Column_List">
- id,username,password,
- email
- </sql>
- <select id="selectByPrimaryKey" parameterType="java.lang.Long" resultMap="BaseResultMap">
- select
- <include refid="Base_Column_List" />
- from users
- where id = #{id,jdbcType=INTEGER}
- </select>
- <delete id="deleteByPrimaryKey" parameterType="java.lang.Long">
- delete from users
- where id = #{id,jdbcType=INTEGER}
- </delete>
- <insert id="insert" keyColumn="id" keyProperty="id" parameterType="generator.domain.Users" useGeneratedKeys="true">
- insert into users
- ( id,username,password
- ,email)
- values (#{id,jdbcType=INTEGER},#{username,jdbcType=VARCHAR},#{password,jdbcType=VARCHAR}
- ,#{email,jdbcType=VARCHAR})
- </insert>
- <insert id="insertSelective" keyColumn="id" keyProperty="id" parameterType="generator.domain.Users" useGeneratedKeys="true">
- insert into users
- <trim prefix="(" suffix=")" suffixOverrides=",">
- <if test="id != null">id,</if>
- <if test="username != null">username,</if>
- <if test="password != null">password,</if>
- <if test="email != null">email,</if>
- </trim>
- <trim prefix="values (" suffix=")" suffixOverrides=",">
- <if test="id != null">#{id,jdbcType=INTEGER},</if>
- <if test="username != null">#{username,jdbcType=VARCHAR},</if>
- <if test="password != null">#{password,jdbcType=VARCHAR},</if>
- <if test="email != null">#{email,jdbcType=VARCHAR},</if>
- </trim>
- </insert>
- <update id="updateByPrimaryKeySelective" parameterType="generator.domain.Users">
- update users
- <set>
- <if test="username != null">
- username = #{username,jdbcType=VARCHAR},
- </if>
- <if test="password != null">
- password = #{password,jdbcType=VARCHAR},
- </if>
- <if test="email != null">
- email = #{email,jdbcType=VARCHAR},
- </if>
- </set>
- where id = #{id,jdbcType=INTEGER}
- </update>
- <update id="updateByPrimaryKey" parameterType="generator.domain.Users">
- update users
- set
- username = #{username,jdbcType=VARCHAR},
- password = #{password,jdbcType=VARCHAR},
- email = #{email,jdbcType=VARCHAR}
- where id = #{id,jdbcType=INTEGER}
- </update>
- </mapper>
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