daft.col

Contents

daft.col#

daft.col(name: str) Expression[source]#

Creates an Expression referring to the column with the provided name

Example

>>> import daft
>>> df = daft.from_pydict({"x": [1, 2, 3], "y": [4, 5, 6]})
>>> df = df.select(daft.col("x"))
>>> df.show()
╭───────╮
│ x     │
│ ---   │
│ Int64 │
╞═══════╡
│ 1     │
├╌╌╌╌╌╌╌┤
│ 2     │
├╌╌╌╌╌╌╌┤
│ 3     │
╰───────╯

(Showing first 3 of 3 rows)
Parameters:

name – Name of column

Returns:

Expression representing the selected column

Return type:

Expression