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Apache Spark: boolean operations with null handling
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| sc.parallelize(Array[(Int, Option[Boolean])]( | |
| (0, Some(true)), (1, Some(false)), (3, null) | |
| )).toDF("id", "column") | |
| .withColumn("notColumn", !$"column") | |
| .withColumn("andNull", $"column" && null) | |
| .withColumn("orNull", $"column" || null) | |
| .withColumn("andFalse", $"column" && false) | |
| .withColumn("orFalse", $"column" || false) | |
| .withColumn("andTrue", $"column" && true) | |
| .withColumn("orTrue", $"column" || true) | |
| .show() | |
| +---+------+---------+-------+------+--------+-------+-------+------+ | |
| | id|column|notColumn|andNull|orNull|andFalse|orFalse|andTrue|orTrue| | |
| +---+------+---------+-------+------+--------+-------+-------+------+ | |
| | 0| true| false| null| true| false| true| true| true| | |
| | 1| false| true| false| null| false| false| false| true| | |
| | 3| null| null| null| null| false| null| null| true| | |
| +---+------+---------+-------+------+--------+-------+-------+------+ |
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