<?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="com.xzx.gc.order.mapper.UserHeadDetailsMapper">
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<select id="selectDetailsCount" resultType="java.lang.Integer">
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select count(1) from xzx_user_head_details
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where user_id=#{userId}
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</select>
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</mapper>
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