pyspark.sql.Column.__getattr__

Column.__getattr__(item)

An expression that gets an item at position ordinal out of a list, or gets an item by key out of a dict.

New in version 1.3.0.

Changed in version 3.4.0: Supports Spark Connect.

Parameters

item

a literal value.

Returns

Column

Column representing the item got by key out of a dict.

Examples

>>> df = spark.createDataFrame([('abcedfg', {"key": "value"})], ["l", "d"])
>>> df.select(df.d.key).show()
+------+
|d[key]|
+------+
| value|
+------+