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Oracle Parallel Query Abuse |
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Bert
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Wednesday, October 31, 2007 6:46 AM
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Oracle’s Parallel Query Option (PQO) is a fantastic tool, but much like any good tool, it can very easily be used in the wrong situation or simply abused. In those cases, PQO can actually make database performance much worse. Let’s examine some common misuses or misperceptions regarding optimal and efficient PQO usage.
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TheThree Letter Word |
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JimWankowski
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Monday, October 29, 2007 2:27 PM
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I just got back from the IBM IOD conference in Las Vegas; it was a great show. Every year there is usually some buzz about what is “hot” with DB2. This year’s buzz was heard loud and clear – XML was being discus ...
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Running Toad on Linux! |
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Bert
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Monday, October 22, 2007 4:09 AM
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OK – now that I grabbed your full attention with that snappy title, let’s see just how to run the Toad® on your Linux desktop or notebook. Let’s say that you’re running Redhat, CentOS, SuSE or Ubuntu Linux on your PC, let’s further assume that you would like to run Toad either ...
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A Sneak Peak |
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JeffSmith
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Monday, October 15, 2007 2:45 PM
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They say time flies when you’re having fun, and it seems like 2007 has gone by at a record pace. 2007 has seen quite a few exciting developments in the ‘Toad World’ arena. In addition to Toad World itself, we have seen a new unit testing tool for PL/SQL and a version of Toad made just for analysts released. In addition we&r ...
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What about a Self-learning SQL Optimizer? |
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RichardTo
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Tuesday, October 09, 2007 4:45 AM
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There are at least two database vendors are trying to build self-learning SQL optimizers. The idea is to use actual statistics from executed SQL statements to rectify the future cost estimation of the same or similar SQL statements. It seems like a good idea, but, you will find that their existing self-learning ...
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