Drops duplicated rows across specified columns.

h2o.drop_duplicates(frame, columns, keep = "first")

Arguments

frame

An H2OFrame object to drop duplicates on.

columns

Columns to compare during the duplicate detection process.

keep

Which rows to keep. The "first" value (default) keeps the first row and deletes the rest. The "last" keeps the last row.

Examples

# NOT RUN {
library(h2o)
h2o.init()

data <- as.h2o(iris)
deduplicated_data <- h2o.drop_duplicates(data, c("Species", "Sepal.Length"), keep = "first")
# }