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oracle数据库差异
oracle数据库差异
PG系、
Oracle
、MySQL
数据库
在特定场景下结果
差异
分析
本文主要介绍以PolarDB O引擎、ADB PG为代表的PG系
数据库
在某种特定事务场景下,其事务结果与
Oracle
、MySQL不同的现象,并分析该现象出现的原因。一、数据初始化Create table test(id int,money int);insert into testtable values(1,80);...
MS SQL Server和
Oracle
对
数据库
事务处理的
差异
性
一旦事务二进行提交,LGWR进程(Log Writer,日志写进程)就会把Redo Log Buffer的数据按顺序写到Log Datafile里面,也就是日志数据文件里面,当写日志文件完成,
Oracle数据库
引擎会生成一个SCN(system change number,系统更新号),到这时候...
数据库
PGP 加密算法、mode、PAD的选择-PG与
Oracle
,MySQL的
差异
(安全性)
it is ignored for ECB.It is clipped
or
padded with zeroes if not exactly block size.It defaults to all zeroes in the functions without this parameter.注意,在实际使用时,通常不需要写mode和pad方法。这样就带来了一定的
差异
。...
1
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云数据库
阿里云瑶池数据库是稳定可靠、可弹性伸缩的在线数据库服务产品总称。可轻运维全球90%以上主流开源及商业数据库(MySQL、SQL Server、Redis、MongoDB等),拥有容灾、备份、恢复、监控、迁移等方面的全套解决方案。
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云数据库 PolarDB
NoSQL
云数据库 Redis 版
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数据仓库
云原生数据仓库MySQL
云数据库ClickHouse
生态工具
数据库备份DBS
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云数据库
阿里云瑶池数据库是稳定可靠、可弹性伸缩的在线数据库服务产品总称。可轻运维全球90%以上主流开源及商业数据库(MySQL、SQL Server、Redis、MongoDB等),拥有容灾、备份、恢复、监控、迁移等方面的全套解决方案。
数据库专场优惠
了解更多数据库产品
数据库客户案例合集
关系型
云数据库 MySQL 版
云数据库 PolarDB
NoSQL
云数据库 Redis 版
云数据库 MongoDB 版
数据仓库
云原生数据仓库MySQL
云数据库ClickHouse
生态工具
数据库备份DBS
数据传输DTS