data-dump/target/classes/mapper/CustomMapper.xml

<?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.celnet.datadump.mapper.CustomMapper">

    <select id="getFields" resultType="String">
        SELECT COLUMN_NAME
        FROM information_schema.COLUMNS
        WHERE table_name = #{tableName}
          AND TABLE_SCHEMA = (SELECT DATABASE())
    </select>

    <select id="checkTable" resultType="String">
        SELECT table_name
        FROM information_schema.TABLES
        WHERE table_name = #{tableName}
            AND TABLE_SCHEMA = (SELECT DATABASE())
    </select>

    <update id="createTable">
        CREATE TABLE `${tableName}` (
        <foreach item="map" collection="maps">
            `${map.name}` ${map.type} comment '${map.comment}',
        </foreach>
        <foreach item="map" collection="index">
            INDEX `${map.name}`(`${map.field}`),
        </foreach>
        PRIMARY KEY (`id`)
        ) COMMENT = '${tableComment}';
    </update>

    <select id="getIds" resultType="String">
        SELECT
        id
        FROM
        `${tableName}`
        WHERE
        id IN
        <foreach item="id" collection="ids" open="(" separator="," close=")">
            #{id}
        </foreach>
    </select>


    <update id="updateById">
        UPDATE
        `${tableName}`
        SET
        <foreach item="map" collection="maps" open="" separator="," close="">
            ${map.key} = #{map.value}
        </foreach>
        WHERE
        id = #{id}
    </update>

    <update id="update">
        UPDATE
        `${tableName}`
        SET
        <foreach item="map" collection="maps" open="" separator="," close="">
            ${map.key} = #{map.value}
        </foreach>
        <where>
            <if test="sql != null">
                ${sql}
            </if>
        </where>
    </update>

    <insert id="save">
        insert into
        `${tableName}`
        <foreach item="map" collection="maps" open="(" separator="," close=")">
            ${map.key}
        </foreach>
        values
        <foreach item="map" collection="maps" open="(" separator="," close=")">
            #{map.value}
        </foreach>
    </insert>

    <insert id="saveBatch">
        insert into
        `${tableName}`
        <foreach item="key" collection="keys" open="(" separator="," close=")">
            ${key}
        </foreach>
        values
        <foreach item="value" collection="values" open="" separator="," close="">
            <foreach item="item" collection="value" open="(" separator="," close=")">
                #{item}
            </foreach>
        </foreach>
    </insert>

    <select id="count" resultType="int">
        SELECT
        count(1)
        FROM
        `${param.api}`
        <where>
            <if test="param != null">
                <if test="param.ids != null">
                    AND id IN
                    <foreach item="id" collection="param.ids" open="(" separator="," close=")">#{id}</foreach>
                </if>
                <if test="param.beginModifyDate != null">
                    AND ${param.updateField} >= #{param.beginModifyDate}
                </if>
                <if test="param.endModifyDate != null">
                    AND ${param.updateField} &lt; #{param.endModifyDate}
                </if>
                <if test="param.beginCreateDate != null">
                    AND CreatedDate >= #{param.beginCreateDate}
                </if>
                <if test="param.endCreateDate != null">
                    AND CreatedDate &lt; #{param.endCreateDate}
                </if>
                <if test="param.isDeleted != null">
                    AND IsDeleted = #{param.isDeleted}
                </if>
            </if>
        </where>
    </select>


    <select id="list" resultType="Map">
        SELECT
            ${select}
        FROM
        `${api}`
        <where>
            <if test="sql != null">
                ${sql}
            </if>
        </where>
    </select>


    <select id="listById" resultType="String">
        SELECT
        ${select}
        FROM
        `${api}`
        <if test="sql != null">
            ${sql}
        </if>
    </select>

    <select id="getById" resultType="Map">
        SELECT
        ${select}
        FROM
        `${api}`
        <where>
            <if test="id != null">
                Id = #{id}
            </if>
        </where>
    </select>

    <select id="countBySQL" resultType="int">
        SELECT
        count(1)
        FROM
        `${api}`
        <if test="sql != null">
            ${sql}
        </if>
    </select>

    <delete id="delete">
        delete from
        `${tableName}`
        <if test="ids != null">
            where Parent_Type in
            <foreach item="id" collection="ids" open="(" separator="," close=")">
                #{id}
            </foreach>
        </if>
    </delete>
</mapper>