--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Schema/schema.def	Tue Jul 14 12:54:37 2009 +0400
@@ -0,0 +1,43 @@
+syntax ::= header[ class ...]
+
+name ::= <\w>+
+
+column_name ::= {<\w>+|<[><^[]>+<]>}
+
+type ::= name [<\<> template_list <\>>]
+
+type_definition ::= name [<\<> args_list <\>>]
+
+args_list ::= name [, name ...]
+
+db_type ::= <\w>+[(<\d>+[,<\d>+])]
+
+template_list ::= type[, type ...]
+
+mapping ::= column_name [as db_type]
+
+property ::= type name[ =<\>> mapping]
+
+comment ::= #<^\n>*<\n>[ #<^\n>*<\n>...]
+
+property_list ::= property ; [comment] [property ; [comment] ...]
+
+base_types ::= type [, type ...]
+
+value_type ::= value
+
+class ::=
+[comment][value_type ]type_definition [: base_types] <{>
+    [comment]
+    [property_list]
+<}>
+
+header_value ::= {*<^;>+ {;<\n>| header_value}|<^\n>+[;]}
+
+header_prop ::= name = header_value
+
+file_name ::=<\w./>+
+
+include_item ::= include ( file_name )[;]
+
+header ::=[ {header_prop|include_item} ...]
\ No newline at end of file