松然聊技术



松然聊技术

今天讨论分享下订单号生成的简单实现方案,为实际场景中需要用到订单号生成服务提供解决思路。


最简单的方式

基于数据库 auto_increment_increment 来获取 ID。首先在数据库中创建一张 sequence 表,其中 seq_name 用以区分不同业务标识,从而实现支持多种业务场景下的自增 ID,current_value 为当前值,_increment 为步长,可支持分布式数据库的哈希策略。


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