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

#if($table.sub)
    <resultMap id="${ClassName}${subClassName}Result" type="${ClassName}" extends="${ClassName}Result">
        <collection property="${subclassName}List" notNullColumn="sub_${subTable.pkColumn.columnName}" javaType="java.util.List" resultMap="${subClassName}Result" />
    </resultMap>

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

#if($table.sub)    
    <select id="select${ClassName}By${pkColumn.capJavaField}" parameterType="${pkColumn.javaType}" resultMap="#if($table.sub)${ClassName}${subClassName}Result#else${ClassName}Result#end">
        select#foreach($column in $columns) a.$column.columnName#if($foreach.count != $columns.size()),#end#end,
           #foreach($column in $subTable.columns) b.$column.columnName as sub_$column.columnName#if($foreach.count != $subTable.columns.size()),#end#end

        from ${tableName} a
        left join ${subTableName} b on b.${subTableFkName} = a.${pkColumn.columnName}
        where a.${pkColumn.columnName} = #{${pkColumn.javaField}}
    </select>
#end
</mapper>