1 files changed, 22 insertions, 6 deletions
diff --git a/sqlglot/expressions.py b/sqlglot/expressions.py
index 1c0af58..e01cc1a 100644
--- a/sqlglot/expressions.py
+++ b/sqlglot/expressions.py
@@ -1013,7 +1013,7 @@ class Pragma(Expression):
 
 
 class Set(Expression):
-    arg_types = {"expressions": False}
+    arg_types = {"expressions": False, "unset": False, "tag": False}
 
 
 class SetItem(Expression):
@@ -1168,10 +1168,6 @@ class RenameTable(Expression):
     pass
 
 
-class SetTag(Expression):
-    arg_types = {"expressions": True, "unset": False}
-
-
 class Comment(Expression):
     arg_types = {"this": True, "kind": True, "expression": True, "exists": False}
 
@@ -1934,6 +1930,11 @@ class LanguageProperty(Property):
     arg_types = {"this": True}
 
 
+# spark ddl
+class ClusteredByProperty(Property):
+    arg_types = {"expressions": True, "sorted_by": False, "buckets": True}
+
+
 class DictProperty(Property):
     arg_types = {"this": True, "kind": True, "settings": False}
 
@@ -2074,6 +2075,7 @@ class Properties(Expression):
         "ALGORITHM": AlgorithmProperty,
         "AUTO_INCREMENT": AutoIncrementProperty,
         "CHARACTER SET": CharacterSetProperty,
+        "CLUSTERED_BY": ClusteredByProperty,
         "COLLATE": CollateProperty,
         "COMMENT": SchemaCommentProperty,
         "DEFINER": DefinerProperty,
@@ -2281,6 +2283,12 @@ class Table(Expression):
     }
 
     @property
+    def name(self) -> str:
+        if isinstance(self.this, Func):
+            return ""
+        return self.this.name
+
+    @property
     def db(self) -> str:
         return self.text("db")
 
@@ -3716,6 +3724,10 @@ class Bracket(Condition):
     arg_types = {"this": True, "expressions": True}
 
 
+class SafeBracket(Bracket):
+    """Represents array lookup where OOB index yields NULL instead of causing a failure."""
+
+
 class Distinct(Expression):
     arg_types = {"expressions": False, "on": False}
 
@@ -3934,7 +3946,7 @@ class Case(Func):
 
 
 class Cast(Func):
-    arg_types = {"this": True, "to": True}
+    arg_types = {"this": True, "to": True, "format": False}
 
     @property
     def name(self) -> str:
@@ -4292,6 +4304,10 @@ class Map(Func):
     arg_types = {"keys": False, "values": False}
 
 
+class MapFromEntries(Func):
+    pass
+
+
 class StarMap(Func):
     pass