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Oracle FIRST_VALUE function

The Oracle/PLSQL FIRST_VALUE function returns the first value in an ordered set of values from the analytical window. It shares some similarities with…

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Open Source Can Help Your Business 

WHAT IS OPEN SOURCE?
The term “open source“ itself means the disclosure of the programming code. Because of this, software can be modified, developed,…

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THE ART OF COPYING WITHOUT COPYING: FORKING DATABASES

A query about how to fork PostgreSQL databases like you can on Heroku was sent to me. Since I could not find any good examples of how to do this, I ma…

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POSTGRESQL TO PICO KOSTAL 

Everyone needs a small toy to play with, so I reasoned: Why not buy a toy that will lower my energy costs? For my home, I consequently ordered a 10.5 …

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POSTGRESSQL JOINS PGSTROM ON A GPU 

I decided to try joins after reading the information on the pgstrom wiki page to see how much speed we could gain by offloading some of the work that …

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