Reading and Writing Data

Summary of Reading and Writing Data

Tables Table 2.2 through Table 2.4 summarize reading and writing data in IMLPlus programs.

Table 2.2: Reading Data into a DataObject

Source	Statement
Client data set	DataObject.CreateFromFile
Server data set	DataObject.CreateFromServerDataSet
	run CopyServerDataToDataObject module
SAS/IML matrix	DataObject.Create
	DataObject.AddVar
	DataObject.AddVars

Table 2.3: Copying Data from a DataObject

Destination	Statement
Client data set	DataObject.WriteToFile
Server data set	DataObject.WriteToServerDataSet
	DataObject.WriteVarsToServerDataSet
SAS/IML matrix	DataObject.GetVarData

Table 2.4: Reading and Writing Server Data in SAS/IML

Action	Statement
Read from server into matrices	USE, READ
Write server data set from matrices	CREATE, APPEND

Note: If you create a server data set by using the WriteToServerDataSet or WriteVarsToServerDataSet method, you might want to delete the data set after you are finished with it by calling the DELETE subroutine.