proc compare base=compare1 compare=compare2 out=diff outbase outcompare outnoequal outdif; id usubjid; run; 通过以上code可以把compare的结果生成到一个数据集里,其中,为了体现具体哪个variable有差异,加入了outdif,而outnoequal则可以保证只保留没有compare上的变量,看起来会干净一些。 关于compare方面的技巧...
1、简单比较两个数据集 FILE_1.TXT 001M10211946130 80 002F12201950110 70 003M09141956140 90 004F10101960180100 007m10321940184110 FILE_2.TXT 001M1021194613080 002F12201950110 70 003M09141956144 90 004F10101960180100 007M10231940184110 proc compare base=one compare=two; id Patno;run;结果输出：___...
cmp_dsn.sas:Proc compare two datasets. ck_dups.sas:Check if dataset has duplicate records. cmp_vars.sas:Checks if variables exist in two datasets ck_empty_vars.sas:Find all empty varibles in a dataset ck_maxlen.sas:Compare length of a char variable to longest string in that variable ...
系统宏变量回返回过程步的结果,有的时候非常有用。比如我们需要做一个宏工具,来扫描指定的两个逻辑库下,所有同名数据集是否相同。 这个时候我们需要程序自动读取过程步proc compare的信息。如果没有sysinfo,那么我们可能需要通过导出数据集,然后对比数据集得出结论。但是sysinfo这个宏变量可以让我们直接获取需要的信息。...
While PROC COMPARE is a useful tool, it can also beintimidating. There are dozens of options to be aware of and the output has several sections. If you were interested in doing asimple comparison, wouldn't it be great if there was a simple tool to do it? Well there is! This paper ...
It returns the concatenation of two or more values. 'Hello'||' World' gives Hello WorldExampleDATA MYDATA1; input COL1 $ COL2 $ COL3 $; concat_ = (COL1 || COL2 || COL3); datalines; Tutorial s point simple easy learning ; PROC PRINT DATA = MYDATA1; RUN;...
PROC COMPARE BASE=dataset1 COMPARE=dataset2 METHOD=ABSOLUTE CRITERION=0.0001; ID id_variable1 id_variable2; RUN; SAS Others 创建Library LIBNAME "the path of the folder containning your datasets"; 压缩数据集,节省空间 OPTIONS COMPRESS=YES; 导出log FILENAME OUTLOG "the path of the folder/file...
PROC DATASETS: The Swiss Army Knife of SAS® Procedures Paper 139-2010: Lafler, Kirk P. Exploring Powerful Features in PROC SQL Paper 140-2010: Jolley, Linda; Stroupe, Jane Dear Miss SASAnswers: A Guide to Sorting Your Data Paper 141-2010: Pass, Ray; Ewing, Daphne So You're Stil...
Using SAS/INSIGHT ® Software as an Exploratory Data Mining Platform Robin Way, SAS Institute Inc., Portland, OR ABSTRACT Data mining has captured the hearts and minds of business analysts seeking a solution for exploring and modeling vastly larger, more complex and less well-behaved datasets. ...
38 Paperswritten byLex Jansen. Contact me This website is a personal and not-for-profit project maintained byLex Jansen. It is not affiliated with, or representing the views ofSAS,CDISCor any other organization. 3107WUSSpapers (1993-2024) ...