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Vend dine data!
Gert Nissen
5 måder til at vende dine data
- Kolonner til rækker og omvendt
Copyright © 2014, SAS Institute Inc. All rights reserved.
5 måder at vende dine data
1. proc transpose, Høj til bred
2. proc transpose, Bred til høj
3. data step array()
4. proc sql
5. proc summary
Copyright © 2014, SAS Institute Inc. All rights reserved.
Hvad er PROC TRANSPOSE ?
Copyright © 2014, SAS Institute Inc. All rights reserved.
Syntax
Copyright © 2014, SAS Institute Inc. All rights reserved.
1: Høj til bred
Copyright © 2014, SAS Institute Inc. All rights reserved.
2: Bred til høj
Copyright © 2014, SAS Institute Inc. All rights reserved.
3: data step array
data prdsale_bred;
set prdsale;
by country;
array actualarray(12) m1-m12;
retain m1-m12;
if first.country then i=0; i+1;
actualarray[i]=actual;
if last.country then output;
keep country m1-m12;
rename m1=jan m2=feb m3=mar m4=apr m5=maj m6=jun
m7=jul m8=aug m9=sep m10=okt m11=nov m12=dec;
run;
Copyright © 2014, SAS Institute Inc. All rights reserved.
proc sql;
4: proc sql;
select name
, sum(case when sex='M' then weight else . end) as male_weight
, sum(case when sex='F' then weight else . end) as female_weight
from sashelp.class
group by name;
quit;
Copyright © 2014, SAS Institute Inc. All rights reserved.
5: proc summary
proc summary data=prdsale nway;
class country;
output out=country (drop=_:)
idgroup(out[12] (actual)=);
run;
Copyright © 2014, SAS Institute Inc. All rights reserved.
make connections • share ideas • be inspired
Copyright © 2014, SAS Institute Inc. All rights reserved.
Links til mere inspiration
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KNOWLEDGE BASE / SAMPLES & SAS NOTES - 36 results for transpose
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SAS Communities – 500+ indlæg om Transpose
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Copyright © 2014, SAS Institute Inc. All rights reserved.