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??????? ??????: FIRST_ROWS ? CURSOR_SHARING_EXACT | Oracle mechanics
| | rwijk.blogspot.com
About Oracle: dbms_xplan.display_cursor
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| | kerryosborne.oracle-guy.com
Kerry Osborne's Oracle Blog » Blog Archive » How to Attach a SQL Profile to a Different Statement
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| | [AI summary] The article discusses techniques for using SQL Profiles to influence query optimization in Oracle databases, building on previous methods like outline switching.
| | www.dbaglobe.com
Donghua's Blog - DBAGlobe: Using "nonunique index to enforce uniqueness" is a good way?
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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.
| | dioncho.wordpress.com
Interesting case of the restriction of global hints | Dion Cho - Oracle Performance Storyteller
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| One of my colleagues sent following test case, of which he couldn't control the join order with hints. 1. Create objects - table t1, t2 and t3 2. Now Let's set the join order as T1->T2->T3, using global hints convention. But it seems that Oracle does not work as expected. It really seems that the...