<?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">

<!-- 用户历史最高持仓 @author tongxiaochuan -->
<mapper namespace="com.cjs.cms.dao.user.UserHisStockDao">

	<insert id="insert" parameterType="map">
		insert into user_his_stock(user_id, otc_code, high_amount, update_at) 
		select #{userId}, #{otcCode}, #{highAmount}, CURRENT_TIMESTAMP from dual  
		where not exists 
		(select * from user_his_stock where user_id = #{userId} and otc_code = #{otcCode})
	</insert>

</mapper>