fix: is distinct from parsing

tobymao · Mar 1, 2024 · e2becea · e2becea
1 parent c9bde44
commit e2becea
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/sqlglot/parser.py b/sqlglot/parser.py
@@ -3597,7 +3597,7 @@ def _parse_is(self, this: t.Optional[exp.Expression]) -> t.Optional[exp.Expressi
 
         if self._match_text_seq("DISTINCT", "FROM"):
             klass = exp.NullSafeEQ if negate else exp.NullSafeNEQ
-            return self.expression(klass, this=this, expression=self._parse_conjunction())
+            return self.expression(klass, this=this, expression=self._parse_bitwise())
 
         expression = self._parse_null() or self._parse_boolean()
         if not expression:

diff --git a/tests/test_parser.py b/tests/test_parser.py
@@ -852,3 +852,6 @@ def test_values_as_identifier(self):
         ):
             with self.subTest(dialect):
                 self.assertEqual(parse_one(sql, dialect=dialect).sql(dialect=dialect), sql)
+
+    def test_distinct_from(self):
+        self.assertIsInstance(parse_one("a IS DISTINCT FROM b OR c IS DISTINCT FROM d"), exp.Or)