proc sort data=sasuser.qiang_pom2;
by hotel_id customer_id;
run;
运行出错:
ERROR: SAS Syntax Editor control is not installed.
ERROR: SAS Syntax Editor control is not installed.
1 proc sort data=sasuser.qiang_pom2;
2 by hotel_id customer_id;
ERROR: Variable HOTEL_ID not found.
ERROR: Variable CUSTOMER_ID not found.
3 run;
怎么才能运行它