ds.assign | R Documentation |
This function assigns a datashield object to a name, hence creating a new object.
ds.assign(toAssign = NULL, newobj = NULL, datasources = NULL)
toAssign |
a character string providing the object to assign. |
newobj |
a character string that provides the name for the output object
that is stored on the data servers. Default |
datasources |
a list of |
The new object is stored on the server-side.
ds.assign
causes a remote assignment by using DSI::datashield.assign
.
The toAssign
argument is checked at the server and
assigned the variable called newobj
on the server-side.
ds.assign
returns the R object assigned to a name
that is written to the server-side.
DataSHIELD Development Team
## Not run: ## Version 6, for version 5 see the Wiki # connecting to the Opal servers require('DSI') require('DSOpal') require('dsBaseClient') builder <- DSI::newDSLoginBuilder() builder$append(server = "study1", url = "http://192.168.56.100:8080/", user = "administrator", password = "datashield_test&", table = "CNSIM.CNSIM1", driver = "OpalDriver") builder$append(server = "study2", url = "http://192.168.56.100:8080/", user = "administrator", password = "datashield_test&", table = "CNSIM.CNSIM2", driver = "OpalDriver") builder$append(server = "study3", url = "http://192.168.56.100:8080/", user = "administrator", password = "datashield_test&", table = "CNSIM.CNSIM3", driver = "OpalDriver") logindata <- builder$build() connections <- DSI::datashield.login(logins = logindata, assign = TRUE, symbol = "D") # Assign a variable to a name ds.assign(toAssign = "D$LAB_TSC", newobj = "labtsc", datasources = connections[1]) #only the first Opal server is used ("study1") # Clear the Datashield R sessions and logout datashield.logout(connections) ## End(Not run)
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