A Column or set of Columns that uniquely identify all the rows in a table

wahts is mean by primary key and unique key?

Question Posted / murugan

Answer Posted / murugan

A Column or set of Columns that uniquely identify all the
rows in a table......

Is This Answer Correct ?

4 Yes

6 No

Please Help Members By Posting Answers For Below Questions

Why would you use setautocommit(false) in jdbc?

1178

What is thin driver in jdbc?

977

What is getconnection method in java?

911

What is correlated subquery?

2297

How do I start debugging problems related to the JDBC API?

1002

How data can be inserted into long row column of database?

2135

What is a java driver?

983

What is jdbc and jdbc drivers?

969

How you restrict a user to cut and paste from the html page using java programing?

862

The new features of the JDBC 2.0 API, will be supported for JDBC-ODBC Bridge?

2237

What is database deadlock ?

1147

Explain the process of creating tables using NetBeans IDE?

954

What is xe in oracle jdbc url?

1056

How can you use preparedstatement in jdbc?

967

What is an encrypted internet connection?

914