While I am a general Linux admin, I have never administered or used PostgreSQL, although I do admin a few MySQL instances. I have just been told that a system currently hosted on SQL Server 2008 R2 is ...

SQL Server 在医疗、海关、政务、制造等领域用得深，国产化替代过程中有它独特的技术难点。这些难点的根源，不是因为 SQL Server 的功能有多复杂，而是因为很多开发者已经习惯了它那些"非标准但好用"的特性。迁移的时候，要兼顾两件事：让数据库换掉，让开发者不用改习惯。 金仓数据库 KingbaseES 的 SQL Server 兼容产品化版本就是为了解决这个问题上线的。 GO 批处理、无 ...

For nearly 30 years, PostgreSQL (a.k.a., Postgres) has arguably been the most common SQL open source database that you have never heard of. Call it the Zelig of databases, its technology either sat ...