The CALL SYMPUT routine and DATA _NULL_ are the traditional methods to create macro variables from SAS data. However, PROC SQL is much more powerful andefficient in creating macro variables thanks to the in-line
Using Subqueries 4.Advanced SQL skill Creating Data-Driven Macro Variables with PROC SQL: INTO Display Macro Variable Values %put when storing a value in a single macro variable, PROC SQL preserves leading or trailing blanks, which can be removed by using TRIMMED in the INTO clause. 如果想被...
proc sql noprint; select distinct name into :inxvar1 - :inxvar99999 from temp; %let N_names = &sqlobs ; quit; only as many macro cariables as neccessary are created. Beware that these macro variables might have trailing blanks. 4 Likes Sunny_Sun Calcite | Level 5 Re: define macr...
Each time the SET statement is executed, SAS readsone observationinto the program data vector. SET reads all variables and all observations from the input data sets unless you tell SAS to do otherwise. A SET statement can contain multiple data sets; a DATA step can contain multiple SET statem...
Getting started with the SAS macro language Leveraging PROC SQL Generating high-quality graphics Using advanced features of user-defined formats and informats Restructuring SAS data sets Working with multiple observations per subject Getting started with Perl regular expressions You can test your knowledge...
13. The following SAS program is submitted: proc sql noprint; select name into : name1 -: name19 from one; quit; Given that table One has 19 observations and 5 variables, how many macro variables are created by the above program? a. 5 b. 6 c. 19 d. 20 14. Which one of the ...
* Name of log-transformed variables used in modelling. To generate a data set dat_crr prepared for PSH regression analysis using PROC PHREG, the following code can be submitted: %pshreg(action=code, data=CKDstudy, time=Time, cens=status, varlist=age logUosm logProt logCCR pkd bblock diur...
%macro highway; proc sql noprint; %let numgrp = 6; select distinct status into :group1 - :groupnumgrp from sasuser.highway; quit; %do i = 1 %to numgrp; proc print data = sasuser.highway; where status = groupi ; run; %end; %mend; %highway How many reports are produced?
SQLprocedureenablesyoutouseSQLwithintheSASsystem whichfollowstheguidelinessetbytheAmericanNational StandardsInstitute(ANSI). Inmanycases,theSQLprocedurereplacestheneedformultiple DATAandPROCstepswithonequery. Fudan_R_Module_0208103 Contents Overview ResearchModules:SQL ...
This book introduces advanced techniques for using PROC SQL in SAS. If you are a SAS programmer, analyst, or student who has mastered the basics of working with SQL, Advanced SQL with SAS® will help take your skills to the next level. Filled with practical examples with detailed explanatio...