[BioC] Howto Pass List in useDataset of biomaRt
James W. MacDonald
jmacdon at med.umich.edu
Fri Nov 14 14:58:01 CET 2008
I don't think you can use multiple datasets at one time. Probably your
best bet is to use one dataset to get the required chromosomal
positions, then switch datasets and re-run the queries.
Gundala Viswanath wrote:
> Dear all,
> I want to pass several datasets for useDataset function.
> However I tried this with failure:
> XML declaration allowed only at the start of the document
> Extra content at the end of the document
> Error: 1: XML declaration allowed only at the start of the document
> 2: Extra content at the end of the document
> In addition: Warning message:
> In if (is.na(match(dataset, validDatasets$dataset))) stop(paste("The
> given dataset: ", :
> the condition has length > 1 and only the first element will be used
> Is there a way to do it correctly?
> In the end I am trying to extract position of various chromosomes from different
> species using getBM function.
> - Gundala Viswanath
> Jakarta - Indonesia
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James W. MacDonald, M.S.
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