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Creating and Modifying a Table

After you have designed the database , the tables that will store the data in the database can be created. The data is usually stored in permanent tables. Tables are stored in the database files until they are deleted and are available to any user who has the appropriate permissions.

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Joining in DB2 UDB

(Dwaine Snow) In previous version of DB2, the DB2 optimizer would normally choose between two different join methods: a nested loop join and a merge join. When the DB2_HASH_JOIN registry variable was set to YES, the optimizer was also able to consider using a hash join when optimizing the access pl

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Microformats and Web 2.0

(Micah Dubinko) We are all creatures of habit. We get set in our ways and comfortable with our working set of assumptions about the world around us. Yet sometimes those assumptions are misplaced, a sure-fire cause of annoyance. This goes for the XML community as much as any other group. For XML pros