Knowledgeable relational database users charge that NoSQL systems "take normalization beyond any level I've ever heard of before," noted Bosworth. As a matter of fact, when he tells older DBAs that Toad for Cloud will enable them to bridge systems, they ask, "Why in the world would you want to do that? They have a dazed look in their eyes." You need to understand both and then you need to write a lot of code," said Bosworth. "Today it's a very non-trivial task to write a query across SQL and NoSQL data sources. The attitude has kept those skilled in SQL from exchanging ideas with NoSQL spokesmen. They think that the future is in their hands and the day of the relational database has passed. (click for larger image and for full photo gallery)īut there's still a dose of attitude among many early users of NoSQL systems as they gather at their first conferences and shows. Image Gallery: Yahoo!'s Hadoop Implementation
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