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given answer is D correct, s. test code below
data ONE;
infile datalines;
input ID NAME $;
datalines;
112 Smith
243 Wei
457 Jones
;
data TWO;
infile datalines;
input ID SALARY;
datalines;
213 150000
355 45000
523 75000
;
data combine;
merge one two;
by id;
run;
/*
proc sql; Create table combine as Select coalesce (one.id, two.id) as id, Name,salary from one, two where one.id=two.id; Quit;
proc sql; Create table combine as Select one.id, Name, salary from one full join two where one.id=two.id; Quit;
proc sql; Create table combine as Select one.id,name,salary from one inner join two on one.id=two.id; Quit;
*/
proc sql; Create table combinesql as Select coalesce (one.id, two.id) as id, Name,salary from one full join two on one.id=two.id; Quit;
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mhminkov
2 years, 8 months agoSugarlips
4 years, 5 months ago