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feat: v1 of the mp_makedata() macro. Will create random data from an empty table definition. Many more features to be added

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munja
2021-12-06 00:36:31 +00:00
parent b13c33cbde
commit 8af41a8cc3
2 changed files with 86 additions and 2 deletions
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44
base/mp_makedata.sas
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@@ -9,7 +9,10 @@
This macro can help by taking an empty table, and populating it with data
according to the variable types and formats.
The primary key is respected, as well as any NOT NULL constraints.
TODO:
@li Respect PKs
@li Respect NOT NULLs
@li Consider dates, datetimes, times, integers etc
Usage:
@@ -28,6 +31,8 @@
@param [out] obs= (500) The number of records to create.
<h4> SAS Macros </h4>
@li mf_getuniquename.sas
@li mf_getvarlen.sas
@li mf_nobs.sas
@li mp_getcols.sas
@li mp_getpk.sas
@@ -41,5 +46,42 @@
,obs=500
)/*/STORE SOURCE*/;
%local ds1 c1 n1 i col charvars numvars;
%if %mf_nobs(&libds)>0 %then %do;
%put &sysmacroname: &libds has data, it will not be recreated;
%return;
%end;
%local ds1 c1 n1;
%let ds1=%mf_getuniquename(prefix=mp_makedata);
%let c1=%mf_getuniquename(prefix=mp_makedatacol);
%let n1=%mf_getuniquename(prefix=mp_makedatacol);
data &ds1;
if 0 then set &libds;
do _n_=1 to &obs;
&c1=repeat(uuidgen(),10);
&n1=ranuni(1)*5000000;
drop &c1 &n1;
%let charvars=%mf_getvarlist(&libds,typefilter=C);
%do i=1 %to %sysfunc(countw(&charvars));
%let col=%scan(&charvars,&i);
&col=subpad(&c1,1,%mf_getvarlen(&libds,&col));
%end;
%let numvars=%mf_getvarlist(&libds,typefilter=N);
%do i=1 %to %sysfunc(countw(&numvars));
%let col=%scan(&numvars,&i);
&col=&n1;
%end;
output;
end;
run;
proc append base=&libds data=&ds1;
run;
proc sql;
drop table &ds1;
%mend mp_makedata;