Tag: Open Source

Community

MySQL, your SQL

(Mike Hillyer) No release date has yet been officially announced for the production-ready MySQL 5, but MySQL expert Mike Hillyer has the inside scoop on its new features. In this tip, Hillyer answers users’ questions about MySQL 5 and upgrading to MySQL from Oracle and Microsoft. (R)

Community

Inside MySQL 5.0

Do you want to know all about the new features of MySQL 5.0? Do you want to develop new database applications that use MySQL Stored Procedures, Triggers, Views, and Information Schema? Do you want to upgrade existing applications to MySQL 5.0? If you answered “yes” to any of these questi

Community

SQL Constraints With PostgreSQL

(Bruce Momjian) POSTGRESQL is an object-relational database under active development on the Internet. You can learn more by visiting http://www.postgresql.org. Constraints keep user data constrained, thereby helping to prevent invalid data from being entered into the database. Defining a data type