SysConfigDao.xml
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<?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.gxb.modules.sys.dao.SysConfigDao">
<select id="queryObject" resultType="com.gxb.modules.sys.entity.SysConfigEntity">
select * from sys_config where id = #{id}
</select>
<select id="queryList" parameterType="map" resultType="com.gxb.modules.sys.entity.SysConfigEntity">
select * from sys_config where status = 1
<if test="key != null and key.trim() != ''">
and `key` like concat('%',#{key},'%')
</if>
<if test="offset != null and limit != null">
limit #{offset}, #{limit}
</if>
</select>
<select id="queryTotal" parameterType="map" resultType="int">
select count(*) from sys_config where status = 1
<if test="key != null and key.trim() != ''">
and `key` like concat('%',#{key},'%')
</if>
</select>
<insert id="save" parameterType="com.gxb.modules.sys.entity.SysConfigEntity">
insert into sys_config(`key`, `value`, remark)
values(#{key},#{value},#{remark})
</insert>
<update id="update" parameterType="com.gxb.modules.sys.entity.SysConfigEntity">
update sys_config set `key` = #{key}, `value` = #{value}, remark = #{remark}
where id = #{id}
</update>
<!-- 根据key，更新value -->
<update id="updateValueByKey" parameterType="map">
update sys_config set `value` = #{value} where `key` = #{key}
</update>
<!-- 根据key，查询value -->
<select id="queryByKey" parameterType="string" resultType="string">
select value from sys_config where `key` = #{key}
</select>
<delete id="deleteBatch" parameterType="int">
delete from sys_config where id in
<foreach item="id" collection="array" open="(" separator="," close=")">
#{id}
</foreach>
</delete>
</mapper>