我们日常使用的数据库主要包括Oracle、MySQL、DB2和SQL Server等。在操作Oracle数据库时，PL/SQL是匹配度最高的工具之一。那么如何利用PL/SQL创建定时任务？接下来将简要介绍通过该工具实现定时器功能的具体步骤与方法。

SQL stands for Structured Query Language. It’s a standard language for accessing and manipulating databases. MySQL is a database management system, like SQL Server, Oracle, Informix, Postgres, etc.

MySQL and PostgreSQL are two of the most used open source SQL databases, and both fulfill the role of a general-purpose database well. How do you choose which one to use for a project? Let's look at ...

I'm a big fan of MySQL. The community edition of the MySQL server, as the open-source database is formally known, is a popular choice for both development and deployment because it checks all the ...