Sas Programming 2 Data Manipulation Techniques Pdf 17 〈Ad-Free〉

PROC DATATYPE DATA=dataset-name; CHANGE variable1 = new-type variable2 = new-type ...; RUN;

DATA output-dataset; MERGE dataset1 dataset2 ...; BY variable; RUN;

DATA output-dataset; DO variable = start TO end BY increment; /* loop statements */ END; RUN; Sas Programming 2 Data Manipulation Techniques Pdf 17

DATA sales; INPUT region $ salesrep $ sales amount; LABEL region = 'Region' salesrep = 'Sales Representative' sales = 'Sales Amount'; FORMAT sales dollar10.2; INFILE 'sales_data.txt'; /* data manipulation statements */ RUN; The PROC SORT procedure is used to sort a SAS dataset in ascending or descending order.

| Technique | Description | | --- | --- | | DATA step | Create and manipulate data | | PROC SORT | Sort data | | PROC DATATYPE | Change data type | | PROC TRANSPOSE | Transpose data | | MERGE | Combine datasets | | UPDATE | Update data | | ARRAY | Create temporary array | | DO LOOPS | Execute block of statements repeatedly | PROC DATATYPE DATA=dataset-name

DATA dataset-name; INPUT variable1 variable2 ...; LABEL variable1 = 'label1' variable2 = 'label2' ...; FORMAT variable1 format1 variable2 format2 ...; INFILE 'file-name'; /* data manipulation statements */ RUN;

DATA sales_merged; MERGE sales customer; BY customer_id; RUN; The UPDATE statement is used to update a SAS dataset with new values from another dataset. MERGE dataset1 dataset2 ...

DATA sales_loop; DO i = 1 TO 10 BY 2; sales_loop(i) = sales * i; END; RUN;

Here are some common SAS data manipulation techniques: