What is anonymous block in sql?
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how instead of triger is helpful for mutating tables errors handlling ?
Describe types of sql statements?
write a query to find 4th max salary
What data types does pl/SQL have?
What is dml with example?
What are the sql commands?
What is input buffer in sql*plus?
3. Select sum(a) sum_1,max(a) max_1 ,count(a) count_1 from ( ( select 1 a from dual union all Select to_number(‘2011’) a from dual union all select 1 a from dual) union select 2 b from dual);
What are the different types of a subquery?
What is difference between a Cursor declared in a procedure and Cursor declared in a package specification ?
How can I make sql query run faster?
How does pl sql work?
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