请问这段代码的结果表格怎么用???请问有相关书籍吗???最好是中文版。谢谢!!
data work.one;
G=1;
H=1;
I=1;
J=1;
run;
proc sql;
create table var as
select varnum, name
from dictionary.columns
where libname='WORK' and memname='ONE';
quit;
proc sql;
create table var2 as
select varnum, name
from sashelp.vcolumn
where libname='WORK' and memname='ONE';
quit;
/* check contents of dictionary.columns */
proc sql;
describe table dictionary.columns;
quit;
proc sql;
select * from dictionary.columns
where libname='WORK';
quit;