merge

cudf._lib.pylibcudf.merge.merge(list tables_to_merge, list key_cols, list column_order, list null_precedence) → Table

Merge a set of sorted tables.

Parameters:

tables_to_mergelist

List of tables to merge.

key_colslist

List of column indexes to merge on.

column_orderList[ColumnOrder]

Whether each column should be sorted in ascending or descending order.

null_precedenceList[NullOrder]

Whether nulls should come before or after non-nulls.

Returns:

Table

The merged table.