Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / rajesh
To establish a parent child relationship between two tables
and to prevent invalid data entry into the table , we make
set of rules on a column is called Referential integrity.
| Is This Answer Correct ? | 5 Yes | 0 No |
Post New Answer View All Answers
what is subquery? : Sql dba
How do I run a sql query?
How do I start sql from command line?
What is dense_rank?
how do you know if your mysql server is alive? : Sql dba
What are keys in sql?
What are different types of indexes?
How does index help in query performance?
What is dml statement?
How delete all records from table in sql?
Name the different types of indexes in sql and define them.
Is it possible to read/write files to-and-from PL/SQL?
What is the difference between left outer join and left join?
Explain how to use transactions efficiently : transact sql
What is a database trigger?
