what is Constraint? How many types of constraints in SQL ?
Answer Posted / nivetha sri
Constraint are the certain condition which is used to
limit the data in the table.It can used before creating the
table and after creating the table.
TYPES OF CONSTRAINTS
1] Primary key
2]Foreign key
3]Unique key
4]Check
5]Not Null
6]Default
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
Is sql server 2016 free?
You have developed an application which uses many stored procedures and triggers to update various tables users ocassionally get locking problems which tool is best suited to help you diagnose the problem?
How to get the number of affected rows?
Can we return Data from 4(more than 1) tables in stored procedure?
How to write a query with a right outer join in ms sql server?
What are click through reports?
What number sorts of privileges are accessible in sql?
If you are given access to a SQL Server, how do you find if the SQL Instance is a named instance or a default instance?
Can You Use Data Mining Models In Ssrs?
What's new in sql management studio for sql server? : sql server management studio
Sql studio em braces a variety of capabilities, but will I need them all? Is there a simpler product ? : sql server management studio
Which data type columns are the best candidates for full-text indexing?
How to connect sql server management studio express to sql server 2005 express?
What is RAID? What are the different types of RAID configurations?
Explain syntax for disabling triggers?