67 lines
2.1 KiB
PL/PgSQL
67 lines
2.1 KiB
PL/PgSQL
-- select
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-- *
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-- from
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-- participant_request
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-- where
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-- name = 'Дмитрий'
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-- and surname = 'Малышев'
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-- and id_competition = (
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-- select id_competition from competition where title = 'Мега кубок №36' limit 1
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-- )
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create or replace procedure create_participant_request(
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p_name varchar(100),
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p_surname varchar(100),
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p_gender varchar(10),
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p_competition_title varchar(100),
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p_division_title varchar(100)
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)
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language plpgsql
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as $$
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declare
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v_id_sportsman integer;
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v_id_competition integer;
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v_id_division integer;
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begin
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-- проверка существования дивизиона
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select id_division into v_id_division
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from division
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where title = p_division_title
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limit 1;
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if not found then
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raise exception 'Дивизиона % не существует', p_division_title;
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end if;
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-- проверка существования соревнования
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select id_competition into v_id_competition
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from competition
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where title = p_competition_title
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limit 1;
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-- если соревнование не существует, создать его
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if not found then
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insert into competition (title)
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values (p_competition_title)
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returning id_competition into v_id_competition;
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end if;
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-- проверка существования спортсмена
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select id_sportsman into v_id_sportsman
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from sportsman
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where name = p_name and surname = p_surname and gender = p_gender
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limit 1;
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-- если спортсмен не существует, создать его
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if not found then
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insert into sportsman (name, surname, gender)
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values (p_name, p_surname, p_gender)
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returning id_sportsman into v_id_sportsman;
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end if;
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-- создание заявки участника
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insert into participant_request (name, surname, gender, is_registered, id_competition, id_sportsman, id_division)
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values (p_name, p_surname, p_gender, false, v_id_competition, v_id_sportsman, v_id_division);
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end;
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$$; |