Thank you Birgitta!
I was unsure of the impact because of the derived nature of the index.
Steve Needles
-----Original Message-----
From: MIDRANGE-L [mailto:midrange-l-bounces@xxxxxxxxxxxx] On Behalf Of Birgitta Hauser
Sent: Monday, March 05, 2018 11:18 AM
To: 'Midrange Systems Technical Discussion' <midrange-l@xxxxxxxxxxxx>
Subject: RE: DDS question
How well will existing RPG file specs handle that?
Please check the following article:
SQL indexes and native I/O - no contradiction
https://www.ibm.com/developerworks/ibmi/library/i-sql-indexs-and-native-io/i
ndex.html
Mit freundlichen Grüßen / Best regards
Birgitta Hauser
"Shoot for the moon, even if you miss, you'll land among the stars." (Les
Brown)
"If you think education is expensive, try ignorance." (Derek Bok) "What is worse than training your staff and losing them? Not training them and keeping them!"
"Train people well enough so they can leave, treat them well enough so they don't want to." (Richard Branson)
-----Original Message-----
From: MIDRANGE-L <midrange-l-bounces@xxxxxxxxxxxx> On Behalf Of Steve Needles
Sent: Montag, 5. März 2018 14:58
To: Midrange Systems Technical Discussion <midrange-l@xxxxxxxxxxxx>
Subject: RE: DDS question
I honestly don't know. I do almost all data access via SQL these days.
Steve Needles
-----Original Message-----
From: MIDRANGE-L [mailto:midrange-l-bounces@xxxxxxxxxxxx] On Behalf Of Justin Taylor
Sent: Friday, March 02, 2018 7:51 AM
To: Midrange Systems Technical Discussion <midrange-l@xxxxxxxxxxxx>
Subject: RE: DDS question
How well will existing RPG file specs handle that?
-----Original Message-----
From: Steve Needles [mailto:Stephen.Needles@xxxxxxxxxxx]
Sent: Thursday, March 01, 2018 4:04 PM
To: Midrange Systems Technical Discussion <midrange-l@xxxxxxxxxxxx>
Subject: RE: DDS question
You can use a concept called "derived index" to address this.
CREATE INDEX &LIB/fileI01
ON file
(substr(company,1,15));
Steve Needles
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