topic Re: proc sql: how to assign length to constant char var? in SAS Procedures

proc sql: how to assign length to constant char var?

swimmer — Tue, 05 Aug 2014 18:08:51 GMT

Hi,

How to assign length to constant char var? My code didn't work

proc sql;

select 'abc' as name char(20)

from xxx

;

Thanks.

Re: proc sql: how to assign length to constant char var?

esjackso — Tue, 05 Aug 2014 18:13:57 GMT

Try

proc sql;

select 'abc' as name length=20

from xxx

;

quit;

Re: proc sql: how to assign length to constant char var?

swimmer — Tue, 05 Aug 2014 18:15:15 GMT

Thank you so much!

Re: proc sql: how to assign length to constant char var?

esjackso — Tue, 05 Aug 2014 18:18:53 GMT

IN SAS, since the value is in quotes you do not have to "declare" the variable as character as with some other languages. If you so desired you could change the length of numeric variables in the same way, but that comes with the lost of precision when moving from 8 bytes.