InList expr with NULL literals do not work

[alamb]

No description provided.

[alamb]

Actually, I tried several variations and Inlist works well!

echo "1" > /tmp/foo.csv
cargo run -p datafusion-cli

CREATE EXTERNAL TABLE foo(x int)
STORED AS CSV
LOCATION '/tmp/foo.csv';

> SELECT NULL in (1, 2);
+---------------+
| Boolean(NULL) |
+---------------+
|               |
+---------------+
1 row in set. Query took 0.002 seconds.
> SELECT NULL in (NULL, 2);
+---------------+
| Boolean(NULL) |
+---------------+
|               |
+---------------+
1 row in set. Query took 0.002 seconds.
> SELECT 1 in (NULL, 2);
+---------------+
| Boolean(NULL) |
+---------------+
|               |
+---------------+
1 row in set. Query took 0.002 seconds.
> SELECT x in (NULL, 2);
Plan("Invalid identifier '#x' for schema ")
> SELECT x in (NULL, 2) from foo;
+-------------------------------------------------------+
| foo.x IN (Map { iter: Iter([Utf8(NULL), Int64(2)]) }) |
+-------------------------------------------------------+
|                                                       |
+-------------------------------------------------------+
1 row in set. Query took 0.011 seconds.