You are viewing documentation about an older version (1.3.0). View latest version

snowflake.snowpark.functions.approx_count_distinct¶

snowflake.snowpark.functions.approx_count_distinct(e: ColumnOrName) → Column[source]¶

Uses HyperLogLog to return an approximation of the distinct cardinality of the input (i.e. HLL(col1, col2, … ) returns an approximation of COUNT(DISTINCT col1, col2, … )).