RuoYi/ruoyi-generator/src/main/resources/vm/xml/mapper.xml.vm

<?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="${packageName}.mapper.${ClassName}Mapper">
    
    <resultMap type="${ClassName}" id="${ClassName}Result">
#foreach ($column in $columns)
        <result property="${column.javaField}"    column="${column.columnName}"    />
#end
#if($table.tree)
        <result property="parentName" column="parent_name" />
#end
    </resultMap>
#if($table.sub)

    <resultMap id="${ClassName}${subClassName}Result" type="${ClassName}" extends="${ClassName}Result">
        <collection property="${subclassName}List" ofType="${subClassName}" column="${subTableFkName}" select="select${subClassName}List" />
    </resultMap>

    <resultMap type="${subClassName}" id="${subClassName}Result">
#foreach ($column in $subTable.columns)
        <result property="${column.javaField}"    column="${column.columnName}"    />
#end
    </resultMap>
#end

    <sql id="select${ClassName}Vo">
        select#foreach($column in $columns) $column.columnName#if($foreach.count != $columns.size()),#end#end from ${tableName}
    </sql>

    <select id="select${ClassName}List" parameterType="${ClassName}" resultMap="${ClassName}Result">
        <include refid="select${ClassName}Vo"/>
        <where>  
#foreach($column in $columns)
#set($queryType=$column.queryType)
#set($javaField=$column.javaField)
#set($javaType=$column.javaType)
#set($columnName=$column.columnName)
#set($AttrName=$column.javaField.substring(0,1).toUpperCase() + ${column.javaField.substring(1)})
#if($column.query)
#if($column.queryType == "EQ")
            <if test="$javaField != null #if($javaType == 'String' ) and $javaField.trim() != ''#end"> and $columnName = #{$javaField}</if>
#elseif($queryType == "NE")
            <if test="$javaField != null #if($javaType == 'String' ) and $javaField.trim() != ''#end"> and $columnName != #{$javaField}</if>
#elseif($queryType == "GT")
            <if test="$javaField != null #if($javaType == 'String' ) and $javaField.trim() != ''#end"> and $columnName &gt; #{$javaField}</if>
#elseif($queryType == "GTE")
            <if test="$javaField != null #if($javaType == 'String' ) and $javaField.trim() != ''#end"> and $columnName &gt;= #{$javaField}</if>
#elseif($queryType == "LT")
            <if test="$javaField != null #if($javaType == 'String' ) and $javaField.trim() != ''#end"> and $columnName &lt; #{$javaField}</if>
#elseif($queryType == "LTE")
            <if test="$javaField != null #if($javaType == 'String' ) and $javaField.trim() != ''#end"> and $columnName &lt;= #{$javaField}</if>
#elseif($queryType == "LIKE")
            <if test="$javaField != null #if($javaType == 'String' ) and $javaField.trim() != ''#end"> and $columnName like concat('%', #{$javaField}, '%')</if>
#elseif($queryType == "BETWEEN")
            <if test="params.begin$AttrName != null and params.begin$AttrName != '' and params.end$AttrName != null and params.end$AttrName != ''"> and $columnName between #{params.begin$AttrName} and #{params.end$AttrName}</if>
#end
#end
#end
        </where>
#if($table.tree)
        order by ${tree_parent_code}
#end
    </select>
    
    <select id="select${ClassName}By${pkColumn.capJavaField}" parameterType="${pkColumn.javaType}" resultMap="#if($table.sub)${ClassName}${subClassName}Result#else${ClassName}Result#end">
#if($table.crud)
        <include refid="select${ClassName}Vo"/>
        where ${pkColumn.columnName} = #{${pkColumn.javaField}}
#elseif($table.tree)
        select#foreach($column in $columns) t.$column.columnName,#end p.${tree_name} as parent_name
        from ${tableName} t
        left join ${tableName} p on p.${pkColumn.columnName} = t.${tree_parent_code}
        where t.${pkColumn.columnName} = #{${pkColumn.javaField}}
#elseif($table.sub)
        select#foreach($column in $columns) $column.columnName#if($foreach.count != $columns.size()),#end#end
        from ${tableName}
        where ${pkColumn.columnName} = #{${pkColumn.javaField}}
#end
    </select>

    <select id="select${subClassName}List" resultType="${subClassName}" resultMap="${subClassName}Result">
        select#foreach ($column in $subTable.columns) $column.columnName#if($foreach.count != $subTable.columns.size()),#end#end
        from ${subTableName}
        where ${subTableFkName} = #{${subTableFkName}}
    </select>

    <insert id="insert${ClassName}" parameterType="${ClassName}"#if($pkColumn.increment) useGeneratedKeys="true" keyProperty="$pkColumn.javaField"#end>
        insert into ${tableName}
        <trim prefix="(" suffix=")" suffixOverrides=",">
#foreach($column in $columns)
#if($column.columnName != $pkColumn.columnName || !$pkColumn.increment)
            <if test="$column.javaField != null#if($column.javaType == 'String' && $column.required) and $column.javaField != ''#end">$column.columnName,</if>
#end
#end
         </trim>
        <trim prefix="values (" suffix=")" suffixOverrides=",">
#foreach($column in $columns)
#if($column.columnName != $pkColumn.columnName || !$pkColumn.increment)
            <if test="$column.javaField != null#if($column.javaType == 'String' && $column.required) and $column.javaField != ''#end">#{$column.javaField},</if>
#end
#end
         </trim>
    </insert>

    <update id="update${ClassName}" parameterType="${ClassName}">
        update ${tableName}
        <trim prefix="SET" suffixOverrides=",">
#foreach($column in $columns)
#if($column.columnName != $pkColumn.columnName)
            <if test="$column.javaField != null#if($column.javaType == 'String' && $column.required) and $column.javaField != ''#end">$column.columnName = #{$column.javaField},</if>
#end
#end
        </trim>
        where ${pkColumn.columnName} = #{${pkColumn.javaField}}
    </update>

    <delete id="delete${ClassName}By${pkColumn.capJavaField}" parameterType="${pkColumn.javaType}">
        delete from ${tableName} where ${pkColumn.columnName} = #{${pkColumn.javaField}}
    </delete>

    <delete id="delete${ClassName}By${pkColumn.capJavaField}s" parameterType="String">
        delete from ${tableName} where ${pkColumn.columnName} in 
        <foreach item="${pkColumn.javaField}" collection="array" open="(" separator="," close=")">
            #{${pkColumn.javaField}}
        </foreach>
    </delete>
#if($table.sub)
    
    <delete id="delete${subClassName}By${subTableFkClassName}s" parameterType="String">
        delete from ${subTableName} where ${subTableFkName} in 
        <foreach item="${subTableFkclassName}" collection="array" open="(" separator="," close=")">
            #{${subTableFkclassName}}
        </foreach>
    </delete>

    <delete id="delete${subClassName}By${subTableFkClassName}" parameterType="${pkColumn.javaType}">
        delete from ${subTableName} where ${subTableFkName} = #{${subTableFkclassName}}
    </delete>

    <insert id="batch${subClassName}">
        insert into ${subTableName}(#foreach($column in $subTable.columns) $column.columnName#if($foreach.count != $subTable.columns.size()),#end#end) values
		<foreach item="item" index="index" collection="list" separator=",">
            (#foreach($column in $subTable.columns) #{item.$column.javaField}#if($foreach.count != $subTable.columns.size()),#end#end)
        </foreach>
    </insert>
#end

</mapper>