What do you mean by a database transaction & what all tcl statements are available in oracle?
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diff between DELETE and TRUNCATE?.
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What is bind variable in oracle 11g?
What is a View ?
Difference between oracle's plus (+) notation and ansi join notation?
Explain about the analyze command in oracle?
Can we create database in oracle using command line ?
what is the bitmap index?
i have a question here... As of my knowledge, when we apply an index (b-tree)on a column, internally it arranges the data in b-tree format and do the fetching process correspondingly... and my quetion is... How a bit-map index arranges the data internally when applied on a column?IS it in b-tree format or whatelse?
Select the Nth lowest value from a table?
What is merge statement used for?
What to do if the startbd.bat failed to start the xe instance?
What are a cluster and non-cluster index?