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Break Free with DB2 9.7: A tour of Cost-Slashing New by Paul Zikopoulos, Belal Tassi, Visit Amazon's George Baklarz

By Paul Zikopoulos, Belal Tassi, Visit Amazon's George Baklarz Page, search results, Learn about Author Central, George Baklarz, , Chris Eaton

THE final facts SERVER--PREVIEW THE COST-SLASHING NEW beneficial properties OF DB2 9.7

The DB2 nine expertise platform is a state-of-the-art hybrid database server that gives major garage optimizations, scalability, availability, and extra. DB2 9.7 takes the fee discount rates, ease of use, and protection of DB2 9.5 to the following point. This succinct consultant may help you get rid of company obstacles and achieve an inside of view into the foremost gains that might store your online business money and time with the last word database server--DB2 9.7.

This ebook, including IBM DB2 nine New Features (McGraw-Hill, 2007), will give you the excellent wisdom you want to start with the most recent DB2 unencumber. try out the recent good points by way of downloading DB2 Express-C 9.7--it is unfastened to advance, install, and distribute (with no consumer and database measurement barriers) and lines pureXML know-how. visit ibm.com/db2/express.

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Additional info for Break Free with DB2 9.7: A tour of Cost-Slashing New Features

Example text

Another vendor in the industry calls this feature “transportable table space,” but we like to think that transportable schemas encompass this feature and more! 7, but the development labs are working on the technology to deliver it as soon as possible (likely in an up-and-coming Fix Pack). 7 will contain an exciting new capability to let you move schemas and table spaces easily between databases, with no impact to the source systems. Transportable schemas allows you to quickly move many of the important physical and logical objects a schema contains, as well as the data from a source backup image to a target database.

Two units of I/O to get a LOB—that can get in the way of performance for a small amount of data! Second, LOBs stored external to the data page can’t be serviced by buffer pool services (prefetch, cache hits, and so on). So not only do LOB retrievals take multiple I/Os, they have to be fetched from the disk each and every time they are requested (this is not the case for non-inlined XML data stored that’s stored outside the data page in the XDA). All this adds up to a heavy infrastructure and the impediment mismatch between the performance expectations of small LOB data and the architecture that supports its retrieval.

7, but the development labs are working on the technology to deliver it as soon as possible (likely in an up-and-coming Fix Pack). 7 will contain an exciting new capability to let you move schemas and table spaces easily between databases, with no impact to the source systems. Transportable schemas allows you to quickly move many of the important physical and logical objects a schema contains, as well as the data from a source backup image to a target database. The schema objects that will be moved include the tables, indexes, views, user-defined types (UDTs), MQTs, statistics, constraints, functions, privileges, packages, and more.

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