What is normalization sql?
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How can we Get the Updated Rows? ie, There is 100s of Rows i updated the Rows who have salary 5000. then i want to select the Updated Rows. How can we achieve it?
What is multiple columns?
Why do we use joins in sql?
How many clustered indexes can be created on a table?
What is the diffrence between IN and EXISTS.which one is faster.
Can we update views in sql?
what is the use of anchoring object? what r the difference between anchoring object & enclosing object? can any one tell me all the details?
What operators deal with null?
What is union and union all keyword in sql?
Compare SQL and PL/SQL.
Why do we use procedures in sql?
If there are 1 to 100 numbers in a table and in that 100 numbers some 10 numbers are deleted.I want to find out the missing numbers between 1 to 100 by pl/sql how?
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