snowflake.snowpark.functions.left¶

snowflake.snowpark.functions.left(str_expr: Union[Column, str], length: Union[Column, int]) → Column[source] (https://github.com/snowflakedb/snowpark-python/blob/release-v1.6.1/src/snowflake/snowpark/functions.py#L2774-L2790)¶

Returns a left most substring of str_expr.

Example:

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>>> df = session.create_dataframe([["abc"], ["def"]], schema=["a"])
>>> df.select(left(col("a"), 2).alias("result")).show()
------------
|"RESULT"  |
------------
|ab        |
|de        |
------------

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