[DB処理エラー]_select *  FROM estate WHERE rarea in('中央区','文京区','新宿区') and (equipment like '%_分譲タイプ_%' and equipment like '%_内廊下_%' and equipment like '%_新築_%' and equipment like '%_コンシェルジュ_%') and display='1' ORDER BY hyymd desc LIMIT 20  OFFSET 0<br>Lost connection to MySQL server during query