Please explain joins in oracle?

547

What happens to the current transaction if the session is killed?

534

How to test null values?

670

nw i'm doing MBA system and planning to do oracle,database management.tell me that whether it is useful r not?.refer any course for my carrier pls

1739

What are the oracle built-in data types?

558

What is bulk collect in oracle?

549

Using the relations and the rules set out in the notes under each relation, write table create statements for the relations EMPLOYEE, FIRE and DESPATCH. You should aim to provide each constraint with a formal name, for example table_column_pk.

1354

What is clustered table in Oracle?

641

How to define an oracle cursor variable?

563

How to insert a record into a table?

634

What is SQL Tuning Advisor in Oracle?

631

Give the various exception types.

540

How to create a new table in oracle?

589

Explain the use of compress option in exp command.

546

What is the difference between $oracle_base and $oracle_home?

579