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antognini.ch | ||
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dincosman.com
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| | | | | The performance issue with an SQL query was resolved by using the /*+ PARALLEL(2) */ hint, reducing execution time from 180-200 seconds to milliseconds. The decision to perform a direct read from disk to memory instead of reading blocks from disk was made by the database engine and is controlled by the hidden "_serial_direct_read" parameter.... | |
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www.pythian.com
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| | | | | Some details and explanations regarding Oracle Parallel Query Hints. | |
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www.pythian.com
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| | | | | Part one of Christo Kutrovsky's new series on Oracle Parallel Query Hints | |
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afatkulin.blogspot.com
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| | | Sometimes I get quite amused by the "side effects" you can discover while playing with features. Prerequisites First, we need to place somet... | ||