1.如果内存中没有数据 stata命令: append using mydata1 mydata2 含义:把mydata2中的数据添加到mydata1 2.如果内存中有数据 stata命令: append using mydata2 含义:把mydata2中的数据添加到内存汇中已存在的数据mydata1 3.举例 use http://www.stata-press.com/data/r15/odd1 //使用stata网站的数据odd1...
The common variable in both is "id" and both have already been sorted by "id". I am getting the error message as "using data not sorted" or "variable id does not uniquely identify observations in the master data". Any help would be highly appreciated!!!
To statalist@hsphsun2.harvard.edu Subject Re: st: How to append these two data sets Date Mon, 13 Apr 2009 04:20:31 -1000Thanks Nick and Martin. Actually, the question is a bit trickier than "append" can handle. The structure of data 1 and 2 are different, thus, the append would...
Multiple-key merges arise when more than one variable is required to uniquely identify the observations in your data. In Merging data, part 1, I discussed single-key merges such as . merge 1:1 personid using ... In that discussion, each observation in the dataset could be uniquely identi...
An embeddable data acquisition system: interim report // pointer to the first of three bytes of packed data 197 unsigned int v0 , v1 ; 198 199 initTimer2 ( s a m p l e _ p e r i o d _ u s ); 200 sample_id = 0; // start with a clean slate 201 while ( ! P Jacobs...
FFRAMEAPPEND: Stata module to append data frame to currently active data frame fframeappend appends variables in the "using frame" to the currently active frame. If no optional variable list is provided all variables and observations ... J Wiemers - 《Statistical Software Components》 被引量: ...
FileAppend(file=theFolder,data=fileData,charset="UTF-8",addNewLine="yes") </cfscript> In the snippet above, the parameteraddNewLineadds the information that is specified in the parameterdata. As many times you run this snippet, the information gets added as a new line in the output file...
DataSpace (sintassi ADO - WFC) ErrorValueEnum Metodo Flush (ADO) Interfaccia ADOStreamConstruction Esempio di IsolationLevel e Mode (VC++) Metodo GetString (ADO) Esempio di MoveFirst, MoveLast, MoveNext (VBScript) Campo (indice della sintassi di Visual C++ con importazione) ...
FileAppend(file=theFolder,data=fileData,charset="UTF-8",addNewLine="yes") </cfscript>In the snippet above, the parameter addNewLine adds the information that is specified in the parameter data. As many times you run this snippet, the information gets added as a new line in the output...
To: <statalist@hsphsun2.harvard.edu> Sent: Monday, April 13, 2009 3:43 PM Subject: st: How to append these two data sets Dear All: Suppose I have the 2 following data set1: Data 1 id v 1 4 1 2 2 6 2 7 --- Data 2: id x...