ometa SQLParser <: Parser {
	sql	= sql_statement end,

	sql_statement	= select_statement,

	select_statement	= SELECT (set_quantifier | empty) select_list table_expr,

	set_quantifier	= DISTINCT
					| ALL,

	select_list		= spaces '*'
					| select_sublist (',' select_sublist),
	select_sublist	= empty, // TODO

	table_expr		= from_clause (where_clause | empty) (group_by_clause | empty) (having_clause | empty),

	from_clause		= FROM table_reference_list,
	where_clause	= empty, // TODO
	group_by_clause	= empty, // TODO
	having_clause	= empty, // TODO

	table_reference_list	= table_reference (COMMA table_reference)*,

	table_reference	= table_primary | joined_table,
	table_primary	= empty, // TODO
	joined_table	= empty, // TODO

	SELECT		= "select",

	DISTINCT	= "distinct",
	ALL			= "all",
	FROM		= "from",

	COMMA	= spaces ',',
	SEMI	= spaces ';'
}