That is why I was looking into creating a new table with the addtional column then moving the data etc and SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability You can do that, it'll likely be slower than the ALTER and far That is why I was looking into creating a new table with the addtional column then moving the data etc and finally doing a table rename I'm probably not being very clear, apologies, above is the way i'm currently doing it, but for a large table it is slower then expected. We stand on the bridge and no one may pass We walk in the dark places no others will enter SQL In The Wild: Discussions on DB performance with occasional diversions Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci) My question is: Is there a quick way of doing this without copying the data into a new table ,re-applying indexes extra and then doing a table name change?ĪLTER TABLE MyTable ADD CONSTRAINT NewColumnDefault DEFAULT 0 FOR NewColumnĪLTER TABLE ADD BIT NOT NULL DEFAULT 0
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