package com.erp.example.seata.mapper; import com.erp.example.seata.entity.Account; import org.apache.ibatis.annotations.*; @Mapper public interface AccountMapper { @Update("UPDATE account SET balance=#{balance}, frozen_amount=#{frozenAmount}, update_time=NOW() WHERE customer_id=#{customerId}") void update(Account account); @Select("SELECT * FROM account WHERE customer_id = #{customerId}") @Results({ @Result(property = "id", column = "id"), @Result(property = "customerId", column = "customer_id"), @Result(property = "balance", column = "balance"), @Result(property = "frozenAmount", column = "frozen_amount"), @Result(property = "availableAmount", column = "available_amount"), @Result(property = "currency", column = "currency"), @Result(property = "updateTime", column = "update_time") }) Account findByCustomerId(@Param("customerId") Long customerId); }