我用循环查询了work.lag数据集中z1,z2,...z10,共十个变量,并分别求和作为sum1,sum2,...sum10;
但是不知道如何存储这10个求和结果,即把它们放到一个数据集中。多谢高手指点!
%macro cov;
proc sql;
%do i=0 %to 10;
select sum(z&i) as sum&i from work.lag;
%end;
quit;
%mend;
%cov;
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