Yikf commented on code in PR #40699:
URL: https://github.com/apache/spark/pull/40699#discussion_r1161727675
##########
python/pyspark/sql/column.py:
##########
@@ -304,7 +304,7 @@ def __ne__( # type: ignore[override]
|(value = foo)|(value <=> foo)|(value <=> NULL)|
+-------------+---------------+----------------+
| true| true| false|
- | null| false| true|
+ | NULL| false| true|
Review Comment:
Agree with you, but, seems `NULL` is more generic, like MySQL:
```shell
mysql> select null;
+------+
| NULL |
+------+
| NULL |
+------+
1 row in set (0.04 sec)
```
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