CREATE GLOBAL TEMPORARY TABLE user (
  NAME varchar2(30) not null,
  SURNAME varchar2(30) not null,
  EMAIL varchar2(30) SORT DEFAULT @ not null,
  BITRH_DATE NUMBER
);
CREATE UNIQUE INDEX PK_USER ON USER (EMAIL);
CREATE INDEX SK_USER ON USER (NAME);
CREATE INDEX SK_USER1 ON USER (NAME,SURNAME);
