search for: tabdesc

Displaying 1 result from an estimated 1 matches for "tabdesc".

2004 Nov 02
2
A little more on R, mdbtools and Access databases
...uote(tableName) cat("describe table ", tableName, "\ngo", file = "tempR.sql") mdesc <- system(paste("mdb-sql -i tempR.sql ", dbname), intern=TRUE) mdesc <- strsplit(substring(mdesc[-c(1:3,5, length(mdesc), length(mdesc)-1)], 2), "\\|") tabDesc <- rbind(mdesc[[2]]) for (i in 3:length(mdesc)) { tabDesc <- rbind(tabDesc, mdesc[[i]]) } tabDesc <- matrix(trim(tabDesc), ncol=3) tabDesc <- data.frame(tabDesc) names(tabDesc) <- c("ColumnName", "Type", "Size") tabDesc$Size <- as.nume...