Around line 904 of perform.sgml "These node types have the ability to discard subnodes which they are able to determine won't contain any records required by the query."
I was not able to parse this. Maybe "that they " is needed after "determine"? Best regards, -- Tatsuo Ishii SRA OSS, Inc. Japan English: http://www.sraoss.co.jp/index_en.php Japanese:http://www.sraoss.co.jp