ds.asLogical | R Documentation |
Coerces an R object into a logical class.
This function is based on the native R function as.logical
.
ds.asLogical(x.name = NULL, newobj = NULL, datasources = NULL)
x.name |
a character string providing the name of the input object to be coerced to a logical. |
newobj |
a character string that provides the name for the output object
that is stored on the data servers. Default |
datasources |
a list of |
Server function called: asLogicalDS
ds.asLogical
returns the R object converted into a logical
that is written to the server-side. Also, two validity messages are returned
to the client-side indicating the name of the newobj
which
has been created in each data source and if
it is in a valid form.
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") # Converting the R object into a logical ds.asLogical(x.name = "D$LAB_TSC", newobj = "logical.obj", datasources =connections[1]) #only the first Opal server is used ("study1") ds.class(x = "logical.obj", datasources = connections[1]) # Clear the Datashield R sessions and logout datashield.logout(connections) ## End(Not run)
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