search for: datest

...g help from gurus on this list. Code used mainly is: library(ROracle) ### --- Version 0.53 drv <- dbDriver("Oracle") con <- dbConnect( drv, "user/passwd") d <- data.frame(CDATE = "2004-03-10 10:12:00") ps <- dbPrepareStatement(con, "INSERT into DATEST (CDATE) VALUES ( :1 ) ", bind=c( "character")) ## -- c("date") does not work sapply(d, class) d$CDATE <- as.character(d$CDATE) sapply(d, class) dbExecStatement(ps,d) Error in oraExecStatement(ps, data, ...) : RS-DBI driver: (ORA-01861: literal does not mat...

Hi All, I'd like to ask for a few clarifications. I am doing some calculations over some biggish datasets. One has ~ 23000 rows, and 6 columns, the other has ~620000 rows and 6 columns. I am using these datasets to perform a simulation of of haplotype coalescence over a pedigree (the datestes themselves are pedigree information). I created a new dataset (same number of rows as the pedigree dataset, 2 colums) and I use a looping functions to assign haplotypes according to a standrd biological reprodictive process (i.e. meiosis, sexual reproduction). My code is someting like: off =...