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crmeb/src/main/resources/mapper/finance/UserRechargeMapper.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.zbkj.crmeb.finance.dao.UserRechargeDao">
+
+    <select id="getSumByType" resultType="java.math.BigDecimal" parameterType="string">
+        select sum(price) as price from eb_user_recharge
+        <if test="type != null and type != '' ">
+            where  recharge_type = #{type, jdbcType=VARCHAR}
+        </if>
+    </select>
+</mapper>