What is an Integrity Constrains ?

Answer Posted / nishi

Integrity constraints provide a way of ensuring that changes made to the database by authorized users do not result in a loss of data consistency.

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What do you mean by redo log file mirroring?

565


HI Friends Myself Manoj,i am from bengaluru.i have 1 yr of exp in PLSQL but not upto the mark..now attending interviews but m not able to clear even 1 round..i have attended 3 interviews till today.purpose of writing this query is,i want to know the intreview topics that interviewer going to ask frequently,mainly SCENARIO based questions.IF anybody have any PLSQL projects please give it to me,it will helps me alot.Thanks for your patience.

1001


What is oracle open database communication (odbc)?

565


Can the query output be sorted by multiple columns in oracle?

574


What is a cursor and what are the steps need to be taken?

603






What are dml statements in oracle?

623


ABOUT IDENTITY?

1567


What is catalog in Oracle?

659


What are the types of partitions in oracle?

545


Explain temporal data types in oracle

617


A table t is there.If you perform insert ,update and delete then the trigger will fire.What is the minimum no of trigger required for a table.

4283


How to define an explicit cursor in oracle?

605


Explain rename?

560


What is program global area (pga) in oracle?

611


Write a syntax for update query in oracle?

625