<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="cc.mrbird.febs.dapp.mapper.DappChargeUsdtMapper">
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<select id="selectByMaxAmountMemberId" resultType="java.math.BigDecimal">
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select ifnull(MAX(amount),0)
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from dapp_charge_usdt
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where member_id = #{memberId}
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</select>
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<select id="selectBySumAmountMemberId" resultType="java.math.BigDecimal">
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select ifnull(sum(amount),0)
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from dapp_charge_usdt
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where member_id = #{memberId}
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</select>
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</mapper>
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