数据索引的创建有三种方式:data步骤、sql步骤、datasets步骤。其中还是有点困惑在data与datasets的区别之上,datasets是对逻辑库中数据集进行操作的方式,而data之后是代表程序的开始。 1、data方式创建索引 代码语言:javascript 代码运行次数:0 运行 AI代码解释
Permanent, up to 50% faster with PROC SORT if merging datasets, up to 100% slower without PROC SORT, may prevent other procedures such as PROC APPEND Hash Tables Direct access by key variable value, reference datasets within DATA steps as a multiple dimensional array but with both numeric ...
6.1 APPEND过程 6.1.1 语法说明 6.1.2 实例详解 6.2 SORT过程 6.2.1 语法说明 6.2.2 实例详解 6.2.3 商业实践 6.3 TRANSPOSE过程 6.3.1 语法说明 6.3.2 实例详解 6.4 CONTENTS过程 6.4.1 语法说明 6.4.2 实例详解 6.5 DATASETS过程 6.5.1 语法说明 ...
(label)); run; %* transpose for each variable and append to temp1; %trans(out=temp1,in=temp); %* return outdata and clean up temp data; data &outdata(label="&prefix &&&bylabel.label"); set temp1; drop &byvar &bylabel &byvalue n i; run; proc datasets lib=work; delete temp ...
In addition to the DATASETS procedure, these procedures support extended attributes: • APPEND • CIMPORT • CONTENTS • COPY • CPORT • DOWNLOAD • MIGRATE • SQL • UPLOAD Locked-Down State In the first maintenance release for SAS 9.4, if you are running SAS in a client/...
Proc Append (with Examples) Proc Report Explained Proc Tabulate Explained Use of Multiple Set Statements Joining and Merging in SAS SAS Many to Many Merge Combining and Appending Datasets Retain Statement Calculating Percentiles with SAS Calculating Quartiles with SAS ...
Allow PROC SORT to output multiple datasets Status:New SuggestionSubmitted bymkeintzon06-01-202101:17 AM 18 Comments (18 New) Frequently a SAS programmer needs to both sort and divide a dataset. Typically these tasks are satisfied via a two stage program: (1) divide the dataset, (2) ...
* append parmest_&i;proc ; append base=.parmest1 datawork.nobs_&i force; run; append base=work.parmest datawork.fit_&i force; run; quit; %end; %mend doall;0 Likes Reez Super User Re: Simplemanipulation of multipledatasets Posted 03-17-2018 06:28 PM ( views) ...
The COPY Procedure The following options are new or enhanced in the COPY procedure and the COPY statement in PROC DATASETS: q The FORCE option enables you to use the MOVE option for a SAS data set that has an audit trail. q The CLONE option now copies the data representation and encoding...
AS 400数据库与PC-DOS SAS软件的链接说明书