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DBISAM 'Compound' Index question |
Sun, Jul 8 2007 4:45 AM | Permanent Link |
"Ian Branch" | Hi Guys,
I have a table with an Invnumb field which is an Integer, and a Partnum field which is a string. I need to create a descending index of the type str(invnumb,6)+partnum. None of the DBISAM tools allow me to do it. Is such an index permissable in DBISAM? If yes then I take I will have to create it programatically? Regards & TIA, Ian -- |
Sun, Jul 8 2007 6:09 AM | Permanent Link |
Roy Lambert NLH Associates Team Elevate | Ian
Just use DBSys. Alter table and the Index tab. Depending on the version you'll be able to create a descending index or (with the later V4) specify which fields are descending or ascending. Roy |
Sun, Jul 8 2007 6:39 AM | Permanent Link |
"Ian Branch" | Roy Lambert wrote:
> Ian > > Just use DBSys. Alter table and the Index tab. Depending on the version > you'll be able to create a descending index or (with the later V4) specify > which fields are descending or ascending. > > Roy Hi Roy, DBSys allows me to assemble an index which is invnumb,partnum descending but when I try to save it, it falls over. I suspect due to the mix of Integer & character fields. Regards -- |
Sun, Jul 8 2007 7:31 AM | Permanent Link |
Roy Lambert NLH Associates Team Elevate | Ian
Just tried it and it's fine here. Which version of DBISAM? I'm on 4.25. |
Mon, Jul 9 2007 7:09 AM | Permanent Link |
"Ian Branch" | Roy Lambert wrote:
> Ian > > Just tried it and it's fine here. Which version of DBISAM? I'm on 4.25. Yup. 4.25. Strange. -- |
Mon, Jul 9 2007 9:48 AM | Permanent Link |
Roy Lambert NLH Associates Team Elevate | Ian
Corrupted table? Roy Lambert |
Mon, Jul 9 2007 5:09 PM | Permanent Link |
Tim Young [Elevate Software] Elevate Software, Inc. timyoung@elevatesoft.com | Ian,
<< DBSys allows me to assemble an index which is invnumb,partnum descending but when I try to save it, it falls over. I suspect due to the mix of Integer & character fields. >> What do you mean by "falls over" ? Are you getting an error message ? -- Tim Young Elevate Software www.elevatesoft.com |
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