{"name":"with_column_expr","pyspark_version":"3.5.0","input":{"schema":[{"name":"a","type":"bigint"},{"name":"b","type":"bigint"}],"rows":[[1,2],[3,4],[5,6]]},"operations":[{"op":"withColumn","column":"sum_ab","expr":"col('a') + col('b')"}],"expected":{"schema":[{"name":"a","type":"bigint"},{"name":"b","type":"bigint"},{"name":"sum_ab","type":"bigint"}],"rows":[[1,2,3],[3,4,7],[5,6,11]]}}