title | description | keywords | author | ms.author | manager | ms.date | ms.topic | ms.service | ms.assetid | ROBOTS | audience | ms.devlang | ms.reviewer | ms.suite | ms.tgt_pltfrm | ms.custom |
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RxDataSource-class class (revoAnalytics) | Microsoft Docs |
Base class for all Microsoft R Services Compute Engine data sources. |
(revoAnalytics), RxDataSource-class, names,RxDataSource-method, show,RxDataSource-method, classes |
chuckheinzelman |
charlhe |
cgronlun |
07/15/2019 |
reference |
mlserver |
Base class for all Microsoft R Services Compute Engine data sources.
A virtual class: No objects may be created from it.
The generator for classes that extend RxDataSource is rxNewDataSource.
The following methods are defined for classes that extend RxDataSource:
signature(x = "RxDataSource")
: ...
signature(src = "RxDataSource")
: ...
signature(src = "RxDataSource")
: ...
signature(src = "RxDataSource")
: ...
signature(from = "data.frame", to = "RxDataSource", verbose = 0)
: ...
Microsoft Corporation Microsoft Technical Support
RxXdfData-class, RxXdfData, RxTextData, RxSasData, RxSpssData, RxOdbcData, RxTeradata, rxNewDataSource, rxOpen, rxReadNext, rxWriteNext.
fileName <- file.path(rxGetOption("sampleDataDir"), "claims.xdf")
ds <- rxNewDataSource("RxXdfData", fileName)
is(ds, "RxXdfData")
# [1] TRUE
is(ds, "RxDataSource")
# [1] TRUE