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#!/usr/bin/r
suppressMessages({
library(RODBC)
library(RPostgreSQL)
})
testTimeData <- function(tt = "date") {
createTempTable(tt)
channel <- odbcConnect("beancounter")
odbcres <- sqlQuery(channel, "select * from timetest")
close(channel)
con <- dbConnect( dbDriver("PostgreSQL"), dbname="beancounter")
pgres <- dbGetQuery(con, "select * from timetest")
dbDisconnect(con)
removeTempTable()
cat("\nFor type='", tt, "'\nODBC returns ", format(odbcres[1,1]), " class ", class(odbcres[1,1]),
"\nRPostgreSQL returns ", format(pgres[1,1]), " class ", class(pgres[1,1]), "\n", sep="")
}
createTempTable <- function(tt) {
system(paste("psql beancounter -c \"create table timetest ( d1", tt, ")\" >/dev/null"))
system("psql beancounter -c \"insert into timetest values( \'now\' )\" >/dev/null")
}
removeTempTable <- function() {
system("psql beancounter -c \"drop table timetest\" >/dev/null")
}
testTimeData("date")
testTimeData("timestamp with time zone")
testTimeData("timestamp without time zone")
testTimeData("time with time zone")
testTimeData("time without time zone")
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