Adding upstream version 11.2.3.

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

sqlglot/dialects/snowflake.py

@@ -150,6 +150,10 @@ class Snowflake(Dialect):
         FUNCTIONS = {
             **parser.Parser.FUNCTIONS,
             "ARRAYAGG": exp.ArrayAgg.from_arg_list,
+            "DATE_TRUNC": lambda args: exp.DateTrunc(
+                unit=exp.Literal.string(seq_get(args, 0).name),  # type: ignore
+                this=seq_get(args, 1),
+            ),
             "IFF": exp.If.from_arg_list,
             "TO_TIMESTAMP": _snowflake_to_timestamp,
             "ARRAY_CONSTRUCT": exp.Array.from_arg_list,
@@ -215,7 +219,6 @@ class Snowflake(Dialect):
         }
 
     class Generator(generator.Generator):
-        CREATE_TRANSIENT = True
         PARAMETER_TOKEN = "$"
 
         TRANSFORMS = {
@@ -252,6 +255,11 @@ class Snowflake(Dialect):
             "replace": "RENAME",
         }
 
+        PROPERTIES_LOCATION = {
+            **generator.Generator.PROPERTIES_LOCATION,  # type: ignore
+            exp.SetProperty: exp.Properties.Location.UNSUPPORTED,
+        }
+
         def ilikeany_sql(self, expression: exp.ILikeAny) -> str:
             return self.binary(expression, "ILIKE ANY")