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By ronen ariely on 22/09/2013 03:55

In this short blog I will show how easy it is to add sequence's column to an existing table which already have data. Sequence is a new element added to SQL server 2012 (and can be find in MySQL and Oracle for a very  long long… long time) for implementing automatically assigned integer values. We can even assign a sequence to an existing integer column which already have values in it, in a direct simple query (not like an Identity column).