what is foreign key? : Sql dba
how to create object in plsql
how to see the oracle 9i/10g table in pc? or In my pc where the table is saved and how to see?
what is the use of double ampersand (&&) in sql queries?
How do I view an execution plan in sql?
What is difference between pls_integer and integer?
Explain ddl statements in pl/sql?
what are rollup and cube in t-sql? : Transact sql
What is rowtype?
what is the need of the cursor attribute notfound..(because using found attribute we can complete the task......found + negation operator = not found )
how to start mysql server? : Sql dba
What is coalesce sql?
what are the methods using performance tunning in sql and pl/sql