R/x_ucsc.R

Defines functions whop.ucsc.geneInfoSimilar whop.ucsc.geneInfo whop.ucsc.genesForRegion whop.ucsc.query

Documented in whop.ucsc.geneInfo whop.ucsc.geneInfoSimilar whop.ucsc.genesForRegion whop.ucsc.query

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###		UCSC Genome Browser SQL Server query
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##
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##	typing-shortcut : the arguments are concatenated into a string and sent as SQL query to the UCSC servers
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whop.ucsc.query <- function( ... )
{
	return( DBI::dbGetQuery( .WHOPGENenv$ucsc[["connection"]] , .WHOPGENenv$pp(...) ) );
}



##
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##	e.g.  whop.ucsc.genesForRegion(2,771680000,72000000)
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whop.ucsc.genesForRegion <- function( chrom, beg, end )
{
	querystring = .WHOPGENenv$pp(	"select * from hg19.refFlat where chrom = 'chr",chrom,
					"' AND txStart > ",as.integer(beg)," AND txEnd < ",as.integer(end)," LIMIT ",.WHOPGENenv$ucsc[["limit"]],";"
				)
	print ( querystring );
	res <- whop.ucsc.query( querystring	)
	return( res )
}


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##	Get Gene Info by Name
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whop.ucsc.geneInfo <- function(gen,chr=NA) if( is.na(chr) ) whop.ucsc.query( .WHOPGENenv$pp("select * from hg19.refFlat where geneName = '",gen," LIMIT ",.WHOPGENenv$ucsc[["limit"]],";" ) ) else whop.ucsc.query( .WHOPGENenv$pp("select * from hg19.refFlat where chrom = '",chr,"' AND geneName = '",gen,"' LIMIT ",.WHOPGENenv$ucsc[["limit"]],";" ) );



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whop.ucsc.geneInfoSimilar <- function(gen,chr=NA) if( is.na(chr) ) whop.ucsc.query( .WHOPGENenv$pp("select * from hg19.refFlat where geneName LIKE '%",gen,"%' LIMIT ",.WHOPGENenv$ucsc[["limit"]],";" ) ) else whop.ucsc.query( .WHOPGENenv$pp("select * from hg19.refFlat where chrom = '",chr,"' AND geneName LIKE '%",gen,"%' LIMIT ",.WHOPGENenv$ucsc[["limit"]],";" ) );

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WhopGenome documentation built on May 29, 2017, 1:01 p.m.