spark_auto_mapper.data_types.coalesce

Module Contents

Classes

AutoMapperCoalesceDataType

Returns the first column that is not null.

class spark_auto_mapper.data_types.coalesce.AutoMapperCoalesceDataType(*args)

Bases: spark_auto_mapper.data_types.text_like_base.AutoMapperTextLikeBase

Returns the first column that is not null.

Parameters

args (_T) –

get_column_spec(self, source_df, current_column)

Gets the column spec for this automapper data type

Parameters

• source_df (Optional[pyspark.sql.DataFrame]) – source data frame in case the automapper type needs that data to decide what to do

• current_column (Optional[pyspark.sql.Column]) – (Optional) this is set when we are inside an array

Return type

pyspark.sql.Column

include_null_properties(self, include_null_properties)

Parameters

include_null_properties (bool) –

Return type

None