What is pl sql variable?
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What is primary key in db?
What are the syntax and use of the coalesce function?
Differentiate between syntax and runtime errors.
What is the different between Stored Procedure and Procedure?
Define commit, rollback and savepoint?
How does postgresql compare to mysql?
1.when will you use week refcursor and when will you use strong ref cursor ? 2.what is the use of sql trace..how do you use it ? 3.can you please send all the sql plus commands...like set line 6000....
How do I truncate a word?
Can we use view in stored procedure?
If records are inserted into table without committing.How to refer to these values in a procedure?
What does subquery mean in sql?
There are 5 records in a table and we have implemented two triggers that are :pre_query and post_query how many times these triggers will fire.
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