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\|	\|	www.bobbydurrettdba.com Cardinality errors across joins \| Bobby Durrett's DBA Blog	3.5 parsecs away Travel
\|	\|	We have been discussing query tuning at work and I've come back to an example of the Oracle optimizer choosing the wrong plan due to an error in its calculation of the number of rows returned...	3.5 parsecs away Travel
\|	\|	sqlmaria.com Optimizer Histograms	3.6 parsecs away Travel
\|	\|	At the recent OUG Ireland conference I had the privilege of participating in a panel discussion on the Oracle Database. During the course of the session the topic of Optimizer histograms came up. A...	3.6 parsecs away Travel
\|	\|	www.dbaglobe.com Donghua's Blog - DBAGlobe: Using "nonunique index to enforce uniqueness" is a good way?	3.5 parsecs away Travel
\|	\|	A blog about on new technologie. Hands-on note about Hadoop, Cloudera, Hortonworks, NoSQL, Cassandra, Neo4j, MongoDB, Oracle, SQL Server, Linux, etc.	3.5 parsecs away Travel
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\|		Just a few notes about contributing. Please check the details about tags and formatting at the end. Wordpress does some odd things with comment text. Delayed comments The blog is protected by Akismet, which tries to identify spam. As a consequence it is possible that a comment you post will not appear because it has...	22.0 parsecs away Travel