NH-4043 - PostgreSQL dialect with keywords added.

Author: ngbrown

src/NHibernate/Dialect/PostgreSQLDialect.cs

@@ -82,6 +82,119 @@ public PostgreSQLDialect()
 
 			// Register the date function, since when used in LINQ select clauses, NH must know the data type.
 			RegisterFunction("date", new SQLFunctionTemplate(NHibernateUtil.Date, "cast(?1 as date)"));
+
+			RegisterKeywords();
+		}
+
+		#region private static readonly string[] DialectKeywords = { ... }
+
+		private static readonly string[] DialectKeywords =
+		{
+			"all",
+			"analyse",
+			"analyze",
+			"and",
+			"any",
+			"array",
+			"as",
+			"asc",
+			"asymmetric",
+			"authorization",
+			"binary",
+			"both",
+			"case",
+			"cast",
+			"check",
+			"collate",
+			"column",
+			"concurrently",
+			"constraint",
+			"create",
+			"cross",
+			"current_catalog",
+			"current_date",
+			"current_role",
+			"current_schema",
+			"current_time",
+			"current_timestamp",
+			"current_user",
+			"default",
+			"deferrable",
+			"desc",
+			"distinct",
+			"do",
+			"else",
+			"end",
+			"except",
+			"false",
+			"fetch",
+			"for",
+			"foreign",
+			"freeze",
+			"from",
+			"full",
+			"grant",
+			"group",
+			"having",
+			"ilike",
+			"in",
+			"initially",
+			"inner",
+			"intersect",
+			"into",
+			"is",
+			"isnull",
+			"join",
+			"leading",
+			"left",
+			"like",
+			"limit",
+			"localtime",
+			"localtimestamp",
+			"natural",
+			"not",
+			"notnull",
+			"null",
+			"offset",
+			"on",
+			"only",
+			"or",
+			"order",
+			"outer",
+			"over",
+			"overlaps",
+			"placing",
+			"primary",
+			"references",
+			"returning",
+			"right",
+			"select",
+			"session_user",
+			"similar",
+			"some",
+			"symmetric",
+			"table",
+			"then",
+			"to",
+			"trailing",
+			"true",
+			"union",
+			"unique",
+			"user",
+			"using",
+			"variadic",
+			"verbose",
+			"when",
+			"where",
+			"window",
+			"with",
+		};
+
+		#endregion
+
+		protected virtual void RegisterKeywords()
+		{
+			RegisterKeywords(DialectKeywords);
 		}
 
 		public override string AddColumnString