top button
Flag Notify
    Connect to us
      Site Registration

Site Registration

What is pseudo columns in Oracle and what are their names?

+2 votes
323 views
What is pseudo columns in Oracle and what are their names?
posted Oct 21, 2014 by Suchithra

Share this question
Facebook Share Button Twitter Share Button LinkedIn Share Button

1 Answer

+1 vote
 
Best answer

A pseudo column behaves like a table column, but is not actually stored in the table. You can select from pseudocolumns, but you cannot insert, update, or delete their values.

This section describes these pseudocolumns:     *CURRVAL, *NEXTVAL,  *LEVEL,  *ROWID, * ROWNUM
answer Oct 22, 2014 by Arun Gowda
...