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PostgreSQL 9.0 High Performance by Gregory Smith

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PostgreSQL or another database?

There are certainly situations where other database solutions will perform better. For example, PostgreSQL is missing features needed to perform well on some of the more difficult queries in the TPC-H test suite (see the Chapter 8, Database Benchmarking for more details). It's correspondingly less suitable for running large data warehouse applications than many of the commercial databases. If you need queries like some of the very heavy ones TPC-H includes, you may find that databases such as Oracle, DB2, and SQL Server still have a performance advantage worth paying for. There are also several PostgreSQL-derived databases that include features, making them more appropriate for data warehouses and similar larger ...

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