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What makes difference by creating an index or add a primary key to a table

From: cschang <cschang_at_maxinter.net>
Date: Fri, 08 Aug 2003 22:43:58 -0400
Message-ID: <3F345FEE.B9622EBF@maxinter.net>

System: 8.1.7
Platform: NT 4 w/sp6a
I have a table that I decided to add a primary key by combining two columns. But what that difference to create an index of the table by using these two columns?

C Chang Received on Fri Aug 08 2003 - 21:43:58 CDT

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