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docs: add missing description for left join strategy #1396

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Nov 17, 2024
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docs: add missing description for left join strategy #1396

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4 changes: 3 additions & 1 deletion narwhals/dataframe.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1990,12 +1990,13 @@ def join(
r"""Join in SQL-like fashion.

Arguments:
other: Lazy DataFrame to join with.
other: DataFrame to join with.
on: Name(s) of the join columns in both DataFrames. If set, `left_on` and
`right_on` should be None.
how: Join strategy.

* *inner*: Returns rows that have matching values in both tables.
* *left*: Returns all rows from the left table, and the matched rows from the right table.
* *cross*: Returns the Cartesian product of rows from both tables.
* *semi*: Filter rows that have a match in the right table.
* *anti*: Filter rows that do not have a match in the right table.
Expand Down Expand Up @@ -3965,6 +3966,7 @@ def join(
how: Join strategy.

* *inner*: Returns rows that have matching values in both tables.
* *left*: Returns all rows from the left table, and the matched rows from the right table.
* *cross*: Returns the Cartesian product of rows from both tables.
* *semi*: Filter rows that have a match in the right table.
* *anti*: Filter rows that do not have a match in the right table.
Expand Down
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