snowflake.snowpark.functions.bitmap_bucket_number¶

snowflake.snowpark.functions.bitmap_bucket_number(e: Union[Column, str]) → Column[source]¶

Returns the bucket number of the input value in a bitmap index.

The bucket number is a value between 1 and the number of buckets in the bitmap index.

Example:

>>> df = session.create_dataframe([1, 2, 3, 32768, 32769], schema=["a"])
>>> df.select(bitmap_bucket_number(col("a")).alias("bucket_number")).collect()
[Row(BUCKET_NUMBER=1), Row(BUCKET_NUMBER=1), Row(BUCKET_NUMBER=1), Row(BUCKET_NUMBER=1), Row(BUCKET_NUMBER=2)]
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