Merging upstream version 26.19.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>

tests/dialects/test_snowflake.py

@@ -1055,6 +1055,22 @@ class TestSnowflake(Validator):
             },
         )
 
+        with self.assertRaises(ParseError):
+            parse_one(
+                "SELECT id, PRIOR name AS parent_name, name FROM tree CONNECT BY NOCYCLE PRIOR id = parent_id",
+                dialect="snowflake",
+            )
+
+        self.validate_all(
+            "SELECT CAST(1 AS DOUBLE), CAST(1 AS DOUBLE)",
+            read={
+                "bigquery": "SELECT CAST(1 AS BIGDECIMAL), CAST(1 AS BIGNUMERIC)",
+            },
+            write={
+                "snowflake": "SELECT CAST(1 AS DOUBLE), CAST(1 AS DOUBLE)",
+            },
+        )
+
     def test_null_treatment(self):
         self.validate_all(
             r"SELECT FIRST_VALUE(TABLE1.COLUMN1) OVER (PARTITION BY RANDOM_COLUMN1, RANDOM_COLUMN2 ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS MY_ALIAS FROM TABLE1",