连接(concatenate): 概念:连接是将多个数据集按照行的方式进行连接,将其合并为一个更长的数据集。连接操作不需要共同的变量,只需将多个数据集按顺序连接在一起。 分类:连接可以分为纵向连接(vertical concatenate)和横向连接(horizontal concatenate)两种类型。纵向连接是将多个数据集按照列的方式进行连接,横向连接是将...
一、cat 显示文件连接文件内容的工具 cat 作用 cat(“concatenate”的缩写)命令用于连接并显示指定的一个和多个文件的有关信息,是一个文本文件(查看)和(连接)工具,通常与more搭配使用...查看一个文件的内容,用cat比较简单,就是cat后面直接接文件名。 1、cat 语法结构: cat [选项] [文件]...: [root@localhos...
data可以用where和if,proc中只能用where However, you cannot use DROP or KEEP statements in PROC steps. 那种报错的是syntax error 这个是execution error select distinct /sort nodupkey/模拟题 if 0 then set cert.input06 nobs=k;这种只能用来取记录个数,涉及到具体读数据是 只能set。 first /freq/sql ...
*/ proc print data=sasuser.talent2; run; /*产生cha变量*/ /* a=sex; sex本身就是cha a=sex||'/'||age; concatenate a=sex||'/'||put(age,4); */ data sasuser.njtalent; set sasuser.talent; NewPhone='(201)'||put(phone,7.); run; proc print data=sasuser.njtalent; var id ...
Advanced SAS Tutorials : Proc SQL These tutorials are ideal for people who are new to SQL programming. PROC SQL is an advanced SAS procedure for SQL. It allows us to run SQL queries. Proc SQL Tutorial for Beginners (20 Examples)
Hi All, I am trying to create a macro variable using Proc SQL and store it in a table. but I am getting the above warning WARNING: INTO clause is
PROC GINSIDE SUBSET MAPSSAS.COUNTIES TO JUST WAKE COUNTY NORTH CAROLINA • data mymap; • set mapssas.counties(where=(fipstate(state)='NC' and county=183)); • run; PROC GINSIDE CONCATENATE THE TWO DATASETS, PROJECT THE COORDINATES AS A MAP THEN SPLIT THEM AGAIN • data combined...
proc sql; create table forecast as select a.*, b.sales from actual, budget where a.dept=b.dept and a.month=b.month; quit; 4. Given the following SAS data sets One and Two: One Num Var1 1 1 2 3 A A B C Two Num Var2 1 4 4 A Y Z The following SAS program is submitted...
I am creating a table using proc sql and was wondering if someone could help me to select all of the variables from dataset B in a left join, except for two variables: "RECORD_NUMBER" (I would need to keep RECORD_NUMBER as I will left join on a.RECORD_NUMBER=b.RECORD_NUMBER...
q PROC SQL now supports TRANSCODE=YES|NO as a column modifier. q The table limit for the PROC SQL statement has increased from 32 tables to 256 tables. The SYLK Procedure (Experimental) The new SYLK procedure enables you to read an external SYLK-formatted spreadsheet into SAS, including ...