Its possible to add more than one primary key for the table
Answers were Sorted based on User's Feedback
Answer / rajesh venati
No, it is not possible, only one primary key is possible for
a table.
It is possible to create a primary key on more than one
column in a table, up to 32 columns. It is called composite
primary key.
| Is This Answer Correct ? | 19 Yes | 2 No |
Answer / ravi singh
No, physically its not possible to add more then one primary key on a table, although logically you can create an unique key on a column and put it as not null .
| Is This Answer Correct ? | 8 Yes | 1 No |
NO its not possible to add more than one primary key in one table , but using trigger we can make another non_primary column acts as primary key column.
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / ramesh
No not possibble add more than one primay key on the table
| Is This Answer Correct ? | 0 Yes | 0 No |
What is compound trigger?
What is the difference between sql, mysql and sql server?
Store procedure will return a value?
I am creating an index on Emp table Empno column,if u using this indexed column in ur SELECT stmt. where clause,then how do u know that yr index will be working or nor? Thanks Advance...
Is it possible for a table to have more than one foreign key?
what are the 'mysql' command line arguments? : Sql dba
What is sqlite format?
What is the order of sql select?
What is difference between TRUNCATE & DELETE?
16 Answers Ahn Infotech, CitiGroup, ICICI, PreVator, Saama Tech, SkyTech, TCS,
In a package if we have 10 procedures or functions,How to know which will execute first?
How to get the procedure's, function's name from a package if it is wrapped(both spec & body).
What is the Query to print out the individual total number of duplicate row in sql.
Oracle (3253)
SQL Server (4518)
MS Access (429)
MySQL (1402)
Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)
DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)
Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)
Database Management (1411)
Databases AllOther (288)