| Date: | Wed, 21 Feb 1996 16:44:25 GMT |
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| Reply-To: | Paul Wehr <wehrp@AA.WL.COM> |
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| Sender: | "SAS(r) Discussion" <SAS-L@UGA.CC.UGA.EDU> |
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| From: | Paul Wehr <wehrp@AA.WL.COM> |
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| Organization: | Parke-Davis Research |
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| Subject: | Re: dataset and catalog existence |
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demillia@gandalf.rutgers.edu (Michael DeMilia) wrote:
>I know how to check to see if a dataset exists using the following:
> DATA _NULL_;
> IF 0 THEN SET &L_DSN;
> RUN;
>
>A error will be generated if &L_DSN (the dataset) doesn't exist. But is there
> a way to determine if a data set exists but is empty (a single observation is
> generated by the set statement with 0 variables). Also, is there a similar
>way to check for catalog existence and whether it contains any items?
PROC CONTENTS will provide this information, use the OUT= option, then compare
the resulting dataset with the data or catalogs you are looking for.
-paul
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