DROP SEQUENCE url_rec_id_seq;
DROP SEQUENCE categories_rec_id_seq;
DROP SEQUENCE qtrack_rec_id_seq;
DROP table "url";
DROP table "urlinfo";
DROP table "dict";
DROP TABLE "bdict";
DROP TRIGGER srvdel ON server;
DROP TABLE server;
DROP TABLE links;
DROP TABLE categories;
DROP TABLE srvinfo;
DROP FUNCTION clean_srvinfo;
DROP TABLE "qtrack";
DROP TABLE "qinfo";
DROP TABLE "crossdict";
DROP TABLE "wrdstat";