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Hello all,
is there a quick way in a huge database to delete all variables that are SYSMIS or MISSING without looking for them?
Thanks for any help.
Mario
Mario Giesel
Munich, Germany |
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Dear Mario,
Try this. You'll have to adjust the CD and GET FILE commands and make sure that the data are in the right place at the right time ;-) And make sure that user missing values have been specified as MISSING. It doesn't work for string variables, however. ***SPSS syntax. DATAS CLO ALL. CD '\\Fs03\a1500\PROJECT\Models&Methods\Ruben_apr_09\Projects\Jun_09\P_51'. SET TVA NAM. GET FIL 'C674101_0.SAV'. DATAS NAM Data. * OMS. DATASET DECLARE Desc. OMS /SELECT TABLES /IF COMMANDS = ["Descriptives"] SUBTYPES = ["Descriptive Statistics"] /DESTINATION FORMAT = SAV NUMBERED = TableNumber_ OUTFILE = Desc VIEWER = NO /TAG = "Desc". DES ALL. OMSEND TAG=['Desc']. DATAS ACT Desc. SEL IF N=0 AND Var1 NE 'Valid N (listwise)'. EXE. STR Sps (A100). COMP Sps=CON("DEL VAR ",RTRIM(Var1),"."). EXE. SAV TRA OUT 'Del_vars.sps' /TYP TAB /KEE SPS /REP. DATAS ACT Data. INS FIL='Del_vars.sps'. Date: Tue, 9 Jun 2009 11:51:49 +0000 From: [hidden email] Subject: Autodelete empty variables? To: [hidden email] Hello all,
is there a quick way in a huge database to delete all variables that are SYSMIS or MISSING without looking for them?
Thanks for any help.
Mario Express yourself instantly with MSN Messenger! MSN Messenger |
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In reply to this post by Mario Giesel
Hi!
These two lines of Python code work for both string and numerical vars: import spssaux2 spssaux2.FindEmptyVars(delete=True) Cheers!! Albert-Jan --- On Tue, 6/9/09, Ruben van den Berg <[hidden email]> wrote: > From: Ruben van den Berg <[hidden email]> > Subject: Re: Autodelete empty variables? > To: [hidden email] > Date: Tuesday, June 9, 2009, 2:16 PM > > > > #yiv1247139773 .hmmessage P > { > margin:0px;padding:0px;} > #yiv1247139773 { > font-size:10pt;font-family:Verdana;} > > > > Dear Mario, > > > > Try this. You'll have to adjust the CD and GET FILE > commands and make sure that the data are in the right place > at the right time ;-) > > And make sure that user missing values have been specified > as MISSING. > > It doesn't work for string variables, however. > > > > ***SPSS syntax. > > > > DATAS CLO ALL. > > > > CD > '\\Fs03\a1500\PROJECT\Models&Methods\Ruben_apr_09\Projects\Jun_09\P_51'. > > > > SET TVA NAM. > > > > GET FIL 'C674101_0.SAV'. > > > > DATAS NAM Data. > > > > * OMS. > > DATASET DECLARE Desc. > > OMS > > /SELECT TABLES > > /IF COMMANDS = ["Descriptives"] > > SUBTYPES = ["Descriptive Statistics"] > > /DESTINATION FORMAT = SAV NUMBERED = TableNumber_ > > OUTFILE = Desc > > VIEWER = NO > > /TAG = "Desc". > > > > DES ALL. > > > > OMSEND TAG=['Desc']. > > > > DATAS ACT Desc. > > > > SEL IF N=0 AND Var1 NE 'Valid N (listwise)'. > > EXE. > > > > STR Sps (A100). > > COMP Sps=CON("DEL VAR > ",RTRIM(Var1),"."). > > EXE. > > > > SAV TRA OUT 'Del_vars.sps' > > /TYP TAB > > /KEE SPS > > /REP. > > > > DATAS ACT Data. > > > > INS FIL='Del_vars.sps'. > > > > > > > > > > > > > > > > > > > Date: Tue, 9 Jun 2009 11:51:49 +0000 > From: [hidden email] > Subject: Autodelete empty variables? > To: [hidden email] > > > > #yiv1247139773 .ExternalClass DIV > {} > > > > Hello all, > > is there a quick way in a huge database to delete all > variables that are SYSMIS or MISSING without > looking for them? > > Thanks for any help. > Mario > > Express yourself instantly with MSN Messenger! > MSN > Messenger > ===================== To manage your subscription to SPSSX-L, send a message to [hidden email] (not to SPSSX-L), with no body text except the command. To leave the list, send the command SIGNOFF SPSSX-L For a list of commands to manage subscriptions, send the command INFO REFCARD |
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