Indexes are still in preparation. They are updated and improved continually. Only information concerning senders, addressees, places of sending and receiving of the letters and places of writing of the other texts (except poems) is completed.
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__ select * from objects_persons where
and exists
(
select * from text_person as tpf, text_person as tp, letter_languages
where
tpf.person="1" and tpf.role="1" and tpf.text_type="letter"
and tp.person=objects_persons.id and tp.text_type="letter" and tp.role in ("1", "2")
and tp.text_id=letter_languages.idl and letter_languages.language in ("2", "9")
)
order by objects_persons.sorting_form __
QUERY ERROR!
