snowflake.snowpark.functions.iff¶

snowflake.snowpark.functions.iff(condition: ColumnOrSqlExpr, expr1: ColumnOrLiteral, expr2: ColumnOrLiteral) → Column[source] (https://github.com/snowflakedb/snowpark-python/blob/release-v1.3.0/src/snowflake/snowpark/functions.py#L4490-L4512)¶

Returns one of two specified expressions, depending on a condition. This is equivalent to an if-then-else expression.

Parameters:

• condition – A Column expression or SQL text representing the specified condition.

• expr1 – A Column expression or a literal value, which will be returned if condition is true.

• expr2 – A Column expression or a literal value, which will be returned if condition is false.

Examples:

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>>> df = session.create_dataframe([True, False, None], schema=["a"])
>>> df.select(iff(df["a"], lit("true"), lit("false")).alias("iff")).collect()
[Row(IFF='true'), Row(IFF='false'), Row(IFF='false')]

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