What is the difference between local variables and global variables?
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What is rownum in sql?
will function return more than one value how
Explain UNION,MINUS,UNION ALL, INTERSECT?
What is consistency?
what is the difference between implicit and explicit trigger
I want to know the difference between A Record Type and a Table.
write a query to delete similar records in particular fields(columns) in different tables
what are the security recommendations while using mysql? : Sql dba
what is sql optimization
How to fetch alternate records from a table?
Define implicit and explicit cursors.
What is difference between db2 and sql?