Search found 2 matches

by Tariq1981
Sun Jan 25, 2009 4:25 pm
Forum: IBM<sup>®</sup> DataStage Enterprise Edition (Formerly Parallel Extender/PX)
Topic: Setting a Teradata primary index for a write replace stage
Replies: 11
Views: 5767

throbinson wrote:You mean a Primary Key. A Primary Index is how the data gets hashed across AMPS in a Teradata DBMS. They can be two very different things.
Yah Right. What I know that UPI give us some performance advantages over the PI. Please correct me If I am wrong. So, we want to define those keys as UPI.
by Tariq1981
Fri Jan 23, 2009 4:03 pm
Forum: IBM<sup>®</sup> DataStage Enterprise Edition (Formerly Parallel Extender/PX)
Topic: Setting a Teradata primary index for a write replace stage
Replies: 11
Views: 5767

Okay, answering my own question. It is late and my coffee has run out. After digging a bit more in the documentation I found the primary index option right in front of my nose. Not sure how I missed it. Anyway, thank you for sharing in my brain fart! Problem solved (drink more coffee before thinkin...