| windowOrderBy {SparkR} | R Documentation |
Creates a WindowSpec with the ordering defined.
windowOrderBy(col, ...) ## S4 method for signature 'character' windowOrderBy(col, ...) ## S4 method for signature 'Column' windowOrderBy(col, ...)
col |
A column name or Column by which rows are ordered within windows. |
... |
Optional column names or Columns in addition to col, by which rows are ordered within windows. |
windowOrderBy(character) since 2.0.0
windowOrderBy(Column) since 2.0.0
## Not run:
##D ws <- windowOrderBy("key1", "key2")
##D df1 <- select(df, over(lead("value", 1), ws))
##D
##D ws <- windowOrderBy(df$key1, df$key2)
##D df1 <- select(df, over(lead("value", 1), ws))
## End(Not run)