Over the years I have been guilty so many times of writing a rollback script that rolls column additions to a table. Which is essentially a script that will drop the added columns. When i create a new column with a default value i ALWAYS use a constraint name which i created. In the event you inherit someone else database who does not (not mine of course) :) forgetting to drop the default value constraint (which is something only an inexperienced DBA would do NOT ME of course) :)

As luck woul...
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Since I happen to be using this right now, I figure i would throw it up. Table not performing the way you would like? Perhaps the index is fragmented to high hell. Usinf this in combination with a Reorganize and Rebuild script should help a great deal.

SELECT ps.database_id, ps.OBJECT_ID,
ps.index_id, b.name,
ps.avg_fragmentation_in_percent
FROM sys.dm_db_index_physical_stats (DB_ID(), NULL, NULL, NULL, NULL) AS ps
INNER JOIN sys.indexes AS b ON ps.OBJECT_ID = b.OBJECT_ID
AND ps.index_id = b.index...
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