1 files changed, 27 insertions, 6 deletions
diff --git a/sqlglot/expressions.py b/sqlglot/expressions.py
index c7d4664..db94a37 100644
--- a/sqlglot/expressions.py
+++ b/sqlglot/expressions.py
@@ -1301,7 +1301,14 @@ class Constraint(Expression):
 
 
 class Delete(Expression):
-    arg_types = {"with": False, "this": False, "using": False, "where": False, "returning": False}
+    arg_types = {
+        "with": False,
+        "this": False,
+        "using": False,
+        "where": False,
+        "returning": False,
+        "limit": False,
+    }
 
     def delete(
         self,
@@ -1844,6 +1851,10 @@ class CollateProperty(Property):
     arg_types = {"this": True}
 
 
+class CopyGrantsProperty(Property):
+    arg_types = {}
+
+
 class DataBlocksizeProperty(Property):
     arg_types = {
         "size": False,
@@ -2245,6 +2256,16 @@ QUERY_MODIFIERS = {
 }
 
 
+# https://learn.microsoft.com/en-us/sql/t-sql/queries/hints-transact-sql-table?view=sql-server-ver16
+class WithTableHint(Expression):
+    arg_types = {"expressions": True}
+
+
+# https://dev.mysql.com/doc/refman/8.0/en/index-hints.html
+class IndexTableHint(Expression):
+    arg_types = {"this": True, "expressions": False, "target": False}
+
+
 class Table(Expression):
     arg_types = {
         "this": True,
@@ -2402,6 +2423,7 @@ class Update(Expression):
         "from": False,
         "where": False,
         "returning": False,
+        "limit": False,
     }
 
 
@@ -2434,8 +2456,6 @@ class Select(Subqueryable):
         "expressions": False,
         "hint": False,
         "distinct": False,
-        "struct": False,  # https://cloud.google.com/bigquery/docs/reference/standard-sql/query-syntax#return_query_results_as_a_value_table
-        "value": False,
         "into": False,
         "from": False,
         **QUERY_MODIFIERS,
@@ -3223,15 +3243,15 @@ class Star(Expression):
         return self.name
 
 
-class Parameter(Expression):
+class Parameter(Condition):
     arg_types = {"this": True, "wrapped": False}
 
 
-class SessionParameter(Expression):
+class SessionParameter(Condition):
     arg_types = {"this": True, "kind": False}
 
 
-class Placeholder(Expression):
+class Placeholder(Condition):
     arg_types = {"this": False, "kind": False}
 
 
@@ -3333,6 +3353,7 @@ class DataType(Expression):
         UINT128 = auto()
         UINT256 = auto()
         UNIQUEIDENTIFIER = auto()
+        USERDEFINED = "USER-DEFINED"
         UUID = auto()
         VARBINARY = auto()
         VARCHAR = auto()