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="${package}.mapper.${className}Mapper">
    
    <resultMap type="${className}" id="${className}Result">
#foreach ($column in $columns)
        <result property="${column.attrname}"    column="${column.columnName}"    />
#end
    </resultMap>
	
	<sql id="select${className}Vo">
        select#foreach($column in $columns) $column.columnName#if($velocityCount != $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 $columns)
            <if test="$column.attrname != null #if($column.attrType == 'String' ) and $column.attrname.trim() != '' #end"> and $column.columnName = #{$column.attrname}</if>
 #end
        </where>
    </select>
    
    <select id="select${className}ById" parameterType="${primaryKey.attrType}" resultMap="${className}Result">
        <include refid="select${className}Vo"/>
        where ${primaryKey.columnName} = #{${primaryKey.attrname}}
    </select>
        
    <insert id="insert${className}" parameterType="${className}"#if($primaryKey.extra == 'auto_increment') useGeneratedKeys="true" keyProperty="$primaryKey.attrname"#end>
        insert into ${tableName}
		<trim prefix="(" suffix=")" suffixOverrides=",">
#foreach($column in $columns)
#if($column.columnName != $primaryKey.columnName || $primaryKey.extra != 'auto_increment')
			<if test="$column.attrname != null #if($column.attrType == 'String' ) and $column.attrname != '' #end ">$column.columnName,</if>
#end
#end
         </trim>
        <trim prefix="values (" suffix=")" suffixOverrides=",">
#foreach($column in $columns)
#if($column.columnName != $primaryKey.columnName || $primaryKey.extra != 'auto_increment')
			<if test="$column.attrname != null #if($column.attrType == 'String' ) and $column.attrname != '' #end ">#{$column.attrname},</if>
#end			
#end
         </trim>
    </insert>
	 
    <update id="update${className}" parameterType="${className}">
        update ${tableName}
        <trim prefix="SET" suffixOverrides=",">
#foreach($column in $columns)
#if($column.columnName != $primaryKey.columnName)
            <if test="$column.attrname != null #if($column.attrType == 'String' ) and $column.attrname != '' #end ">$column.columnName = #{$column.attrname},</if>
#end
#end
        </trim>
        where ${primaryKey.columnName} = #{${primaryKey.attrname}}
    </update>

	<delete id="delete${className}ById" parameterType="${primaryKey.attrType}">
        delete from ${tableName} where ${primaryKey.columnName} = #{${primaryKey.attrname}}
    </delete>
	
    <delete id="delete${className}ByIds" parameterType="String">
        delete from ${tableName} where ${primaryKey.columnName} in 
        <foreach item="${primaryKey.attrname}" collection="array" open="(" separator="," close=")">
            #{${primaryKey.attrname}}
        </foreach>
    </delete>
    
</mapper>