MySQL, PostgreSQL, and Microsoft SQL Server are compared side by side to help beginners understand the strengths, limitations ...

When it comes to improving the performance of database systems, there are nearly as many approaches as there are DBA (database administrator) teams. That might sound acceptable at first glance. But, ...

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 ...

See how overloaded constructors provide flexible initialization and how the this() method reduces duplicate code in a Java class. See how to read an array's length, define its fixed size, compare ...

PostgreSQL is a big deal. The most common SQL open source database that you have never heard of, as ZDNet's own Tony Baer called it. Besides being the framework on which a number of commercial ...