Thanks Laurenz . I changed the address as you said and it worked. wrong: jdbc:postgresql://192.168.2.3:8080/database/FormAjax?user=postgres&password=form right: jdbc:postgresql://192.168.2.3:8080/formajax?user=postgres&password=form
pgsql-jdbc by date:
Соглашаюсь с условиями обработки персональных данных