This will print a truncated view of the table if there are more than 20 rows.
# S3 method for class 'H2OTable'
print(x, header = TRUE, ...)The original x object
if (FALSE) { # \dontrun{
library(h2o)
h2o.init()
f <- "https://s3.amazonaws.com/h2o-public-test-data/smalldata/junit/cars_20mpg.csv"
cars <- h2o.importFile(f)
print(cars, header = TRUE)
} # }