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connor-mcdonald.com | ||
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dohdatabase.com
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| | | | | Oracle Java Virtual Machine allows you to execute Java code directly in the database. This offers some amazing benefits. However, if it is not in use, you can speed up patching and upgrading by removing it. But how do you know whether it is in use? | |
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www.dbaglobe.com
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| | | | | A blog about on new technologie. Hands-on note about Hadoop, Cloudera, Hortonworks, NoSQL, Cassandra, Neo4j, MongoDB, Oracle, SQL Server, Linux, etc. | |
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www.bobbydurrettdba.com
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| | | | | Sunday night we worked with Oracle Support on a performance issue with a query that had been running for over 14 hours even though it ran the previous weekend in five minutes. Oracle Support showe... | |
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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.... | ||