Tag: Oracle

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Thanks XMLType

by Marius Nicoras – Last year I wrote “Another way to have your own aggregate function” ( Tip for Week of October 28, 2001 ) on the string data type as an alternative to a solution using object types ( Tip for Week of May 20, 2001 ). Now, in Oracle 9i, using XMLType I can build a DML statement […]

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Oracle, IBM DB2 Gain Intelligence

By Matt Hicks and John S. McCright – Moves by Oracle Corp. and IBM to embed new business intelligence functionality in their database management systems are designed to improve performance and simplify data warehousing. But they could also add unwanted complexity.Release 2 of Oracle’s 9i dat

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Updatable Snapshots

By Prakash – Updatable Snapshots, a feature of Oracle Enterprise Edition only, is the snapshot, or copy, of a table, or part of a table. This copy can also be updated. Thus, updatable snapshot sites can also propagate any changes made upon them back to the parent.‘Updatable Snapshots’ should