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uuid

laktory.spark.functions.uuid ยค

uuid()

Create a unique id for each row.

RETURNS DESCRIPTION
Column

Output column

Examples:

import laktory  # noqa: F401
import pyspark.sql.functions as F

df = spark.range(3)
df = df.withColumn("uuid", F.laktory.uuid())
'''
+---+--------------------+
| id|                uuid|
+---+--------------------+
|  0|acc0b53e-a36f-4f8...|
|  1|56cdeb41-6828-486...|
|  2|64a7d2bf-5e1d-41a...|
+---+--------------------+
'''
Source code in laktory/spark/functions/string.py 
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def uuid() -> Column:
    """
    Create a unique id for each row.

    Returns
    -------
    :
        Output column

    Examples
    --------
    ```py
    import laktory  # noqa: F401
    import pyspark.sql.functions as F

    df = spark.range(3)
    df = df.withColumn("uuid", F.laktory.uuid())
    '''
    +---+--------------------+
    | id|                uuid|
    +---+--------------------+
    |  0|acc0b53e-a36f-4f8...|
    |  1|56cdeb41-6828-486...|
    |  2|64a7d2bf-5e1d-41a...|
    +---+--------------------+
    '''
    ```
    """
    return F.expr("uuid()")