On Wed, 2007-01-17, ramachandra.bhaskaram@xxxxxxxxx wrote > We are having 3 tables; > 1. persons <-- Base table and no data will be inserted in this table. > 2. Person1 <-- Inherited table from persons all data will be inserted > in this table. > 3. PersonalInfo <-- which is storing all personal information of the > persons and is having the foreign key relationship with the persons > table. > > When we try to insert the data in the personalInfo table it is > throwing the error stating the primary key does not contain the given > value. But, if I try to select from the persons table it is showing > the records from its inherited tables as well. Can anybody tell me > what might be the problem here? http://www.postgresql.org/docs/8.2/static/ddl-inherit.html answers your questions, I believe. -- Simon Riggs EnterpriseDB http://www.enterprisedb.com