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Results tagged with index
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user 746
A database structure that can improve the speed of queries at the cost of disk space and slower inserts/updates. It stores a copy of one or more columns sorted but structures the data differently to allow faster access.
2
votes
Determine Index Compression Candidates Online
This is the issue:
http://download.oracle.com/docs/cd/E11882_01/server.112/e17118/statements_4005.htm#SQLRF53681
When it is done ONLINE, no stats are gathered, so you don't get your answer.
I'm af …
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