That the good one!
There are no such thing in SQL!
You can code it yourself if you wish and have time to do so (you will need to find good algorithm first).
Or use XLeratorDB product from http://www.westclintech.com, if you really need it and have some money to spend 🙂
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"The only true wisdom is in knowing you know nothing"
"O skol'ko nam otkrytiy chudnyh prevnosit microsofta duh!":-D
(So many miracle inventions provided by MS to us...)
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