Define commit, rollback and savepoint?
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Under what condition it is possible to have a page level lock and row lock at the same time for a query? : Transact sql
What are the most important ddl statements in sql?
What is consistency?
what are null values? : Sql dba
What are the benefits of pl/sql packages?
need to split a string into seperate values. eg. col1 col2 ---------- 100 - 'a,b,c' 200 - 'a,x,b,d,e' 300 - 'c' result: value count ------------- a - 2 b - 1 c - 2 etc.
What is PL/SQL table ?
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How to run sql functions in pl/sql?
What is mutating error?
What is out parameter used for eventhough return statement can also be used in pl/sql?
what is the difference between mysql_fetch_array and mysql_fetch_object? : Sql dba
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