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Exclude empty for both VFP and SQL Server
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À
31/03/2015 12:25:11
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows Server 2012
Network:
Windows 2008 Server
Database:
MS SQL Server
Application:
Web
Divers
Thread ID:
01617497
Message ID:
01617510
Vues:
69
>
>select * from MyTable where LEN(rtrim( MyField) ) > 0
>
>
>Is the above efficient method or there is a better approach?

>
>I don't know if there is a better approach or not, but to make it more robust, you should modify it like so:
>
>
>select * from MyTable where LEN(ltrim(rtrim( MyField)) ) > 0
>
I thought about this too. But I thought that the "ltrim()" would be redundant. Can you think of a case where the rtrim() by itself will not work?
"The creative process is nothing but a series of crises." Isaac Bashevis Singer
"My experience is that as soon as people are old enough to know better, they don't know anything at all." Oscar Wilde
"If a nation values anything more than freedom, it will lose its freedom; and the irony of it is that if it is comfort or money that it values more, it will lose that too." W.Somerset Maugham
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