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Date:         Mon, 11 Oct 2010 16:27:21 -0400
Reply-To:     Suzanne McCoy <suzanne.mccoy@CATALINAMARKETING.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Suzanne McCoy <suzanne.mccoy@CATALINAMARKETING.COM>
Subject:      Re: SQL and proc contents

I wasn't able to reproduce the behavior in 9.2 but haven't got time to finish up the testing today. I'll finish testing and also test on 9.1.3 if I can.

On Mon, 11 Oct 2010 15:12:05 -0400, Suzanne McCoy <Suzanne.McCoy@CATALINAMARKETING.COM> wrote:

>Mystery solved. It was the where xyz in ("macro list") that hit the 2000 character limitation not the macro variable itself. > >-----Original Message----- >From: Arthur Tabachneck [mailto:art297@NETSCAPE.NET] >Sent: Monday, October 11, 2010 2:46 PM >To: SAS-L@LISTSERV.UGA.EDU; Suzanne McCoy >Subject: Re: SQL and proc contents > >Suzanne, > >Interesting as Richard's proposed test does produce a macro variable using >that method (i.e., select into separated by). Has anyone else confronted >the 2000 character limit that Suzanne mentioned? > >When I run Richard's test the macro variable is successfully created up >until it exceeds the 2^16-2 length. > >Art >--------- >On Mon, 11 Oct 2010 12:47:31 -0400, Suzanne McCoy ><Suzanne.McCoy@CATALINAMARKETING.COM> wrote: > >>It was in 9.1.3 on Solaris that bit the hardest and took me hours to >debug. It's not a limitation, it's the default length of the macro >variable when you use a 'select into separated by'. It didn't fail, it >just quit concatenating values at 2000. >> >>-----Original Message----- >>From: Arthur Tabachneck [mailto:art297@NETSCAPE.NET] >>Sent: Monday, October 11, 2010 12:19 PM >>To: SAS-L@LISTSERV.UGA.EDU; Suzanne McCoy >>Subject: Re: SQL and proc contents >> >>Suzanne, >> >>I found and ran the test suggested by Richard, back in 2005, and I don't >>find that limit on SAS 9.1.3 (m3) on a Windows 2003 server. Does it fail >>at 2000 characters on your system and, if so, which version of SAS are you >>using and on which operating system? >> >>http://www.listserv.uga.edu/cgi-bin/wa?A2=ind0505b&L=sas- l&D=1&O=A&P=14026 >> >>Art >>-------- >>On Mon, 11 Oct 2010 11:17:30 -0400, Suzanne McCoy >><Suzanne.McCoy@CATALINAMARKETING.COM> wrote: >> >>>If you don't control the length it defaults to 2000 max. I've never >>looked for it in the documentation but have had it bite me. It's pretty >>easy to debug if the truncation causes an error but if it truncates and >>doesn't cause errors it may take a while to notice that there is a >problem. >>> >>>-----Original Message----- >>>From: Arthur Tabachneck [mailto:art297@NETSCAPE.NET] >>>Sent: Monday, October 11, 2010 10:45 AM >>>To: SAS-L@LISTSERV.UGA.EDU; Suzanne McCoy >>>Subject: Re: SQL and proc contents >>> >>>Suzanne, >>> >>>Is that a restriction I'm just not aware of? I thought that the limit >for >>>macro variable size was 2^16-2. >>> >>>Art >>>-------- >>>On Mon, 11 Oct 2010 10:19:35 -0400, Suzanne McCoy >>><Suzanne.McCoy@CATALINAMARKETING.COM> wrote: >>> >>>>Just make sure the string doesn't go longer than 2000 characters or it >>>will truncate and you may not notice it. >>>> >>>>-----Original Message----- >>>>From: SAS(r) Discussion [mailto:SAS-L@LISTSERV.UGA.EDU] On Behalf Of >>>Kevin Y >>>>Sent: Monday, October 11, 2010 10:09 AM >>>>To: SAS-L@LISTSERV.UGA.EDU >>>>Subject: Re: SQL and proc contents >>>> >>>>Joe: >>>> >>>>You absolutely correct. >>>> >>>>It is much better to use one single macro variable to do the work. >>>> >>>>Thanks for your answer and suggestion. >>>> >>>> >>>> >>>> >>>>________________________________ >>>>From: Joe Matise <snoopy369@gmail.com> >>>>To: Kevin Y <kevin77711@yahoo.com> >>>>Cc: SAS-L@listserv.uga.edu >>>>Sent: Mon, October 11, 2010 9:54:05 AM >>>>Subject: Re: SQL and proc contents >>>> >>>>Yep. see dictionary.tables, dictionary.columns, etc. DICTIONARY.TABLES >>>has the >>>>table names in it, DICTIONARY.COLUMNS has the variable names from each >>>table. >>>>If you use dictionary.tables you shouldn't need the DISTINCT qualifier. >>>> >>>>proc sql; >>>>select memname into whatever from dictionary.tables where libname='LIB'; >>>>quit; >>>> >>>>Why are you making so many variables though? 90% of the time it's >better >>>to >>>>make a single macro variable list: >>>> >>>>select distinct memname into :whatever separated by ' ' from >>>dictionary.tables >>>>where libname='LIB'; >>>> >>>>for example. >>>> >>>>-Joe >>>> >>>> >>>>On Mon, Oct 11, 2010 at 8:41 AM, Kevin Y <kevin77711@yahoo.com> wrote: >>>> >>>>I always do the following in two steps. Can we do the first step using >>>SQL too, >>>>>please? >>>>> >>>>>proc contents data=lib._all_ out=all noprint; >>>>>run; >>>>> >>>>>proc sql; >>>>>select distinct memname into: no1 - :no&sysmaxlong >>>>>from all >>>>>; >>>>> >>>>> >>>>> >>>>>


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