esoe 2 years ago
parent
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  1. 58
      sql/samples/SQL_DEV_J130_1.txt
  2. 73
      sql/samples/SQL_DEV_J130_2.txt

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sql/samples/SQL_DEV_J130_1.txt

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-- ///////////////////////////////////////Создание таблиц///////////////////////////////////
CREATE TABLE person (
id int primary key generated always as identity (start with 1, increment by 1),
full_name varchar(200) not null,
birth date
);
--DROP TABLE PERSON;
CREATE TABLE building (
id int primary key generated always as identity (start with 1, increment by 1),
address varchar(200) not null,
date_build date,
status varchar(50),
type_buiding varchar(50),
count_men int,
check (type_buiding in ('жилое', 'ТЦ', 'БЦ', 'больница')),
check (status='build' and date_build is null or status='done' and date_build is not null)
);
--DROP TABLE BUILDING;
ALTER TABLE building ADD COLUMN person_id int;
ALTER TABLE building ADD CONSTRAINT fk_building_person FOREIGN KEY (person_id) REFERENCES person(id)
-- ////////////////////////////////////////////////////Наполнение таблиц данными//////////////////////////////////////////////////
INSERT INTO PERSON (FULL_NAME, BIRTH) VALUES ('Andrey Rozkov', '1996-12-05');
INSERT INTO PERSON (FULL_NAME, BIRTH) VALUES ('Maksim Rozkov', '1989-10-15');
INSERT INTO PERSON (FULL_NAME, BIRTH) VALUES ('Olga Krot', '1982-02-03');
INSERT INTO PERSON (FULL_NAME, BIRTH) VALUES ('Natalia Ivanova', '1999-01-23');
INSERT INTO PERSON (FULL_NAME, BIRTH) VALUES ('Vladimir Zorin', '1996-12-05');
INSERT INTO PERSON (FULL_NAME, BIRTH) VALUES ('Ivan Karulin', '1996-08-05');
UPDATE PERSON SET BIRTH = '1998-06-25' WHERE FULL_NAME LIKE '%in';
DELETE FROM PERSON WHERE FULL_NAME='Maksim Rozkov';
SELECT * FROM PERSON;
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, TYPE_BUIDING, PERSON_ID) VALUES ('Saint Petersburg', '1956-02-06', 'done', 'жилое', 1);
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, TYPE_BUIDING, PERSON_ID) VALUES ('Moscow', '1981-05-26', 'done', 'жилое', 1);
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, TYPE_BUIDING, PERSON_ID) VALUES ('Saint Petersburg', '1843-12-15', 'done', 'жилое', 4);
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, TYPE_BUIDING, PERSON_ID) VALUES ('Saint Petersburg', '1799-04-09', 'done', 'жилое', 5);
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, TYPE_BUIDING) VALUES ('Moscow', '1650-01-01', 'done', 'жилое');
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, TYPE_BUIDING) VALUES ('Moscow', '1999-11-01', 'done', 'жилое');
INSERT INTO BUILDING (ADDRESS, STATUS, TYPE_BUIDING) VALUES ('Moscow', 'build', 'БЦ');
SELECT * FROM BUILDING;
-- ////////////////////////////////////////////Запросы данных из БД///////////////////////////////////////////
SELECT * FROM BUILDING ORDER BY ID DESC; -- сортировка по полю id в обратном порядке
SELECT DISTINCT(STATUS) FROM BUILDING; -- выводит уникальные значения поля status
SELECT COUNT(id) FROM BUILDING; -- выводит количество записей поля id
SELECT * FROM PERSON p LEFT JOIN BUILDING b ON p.ID=b.PERSON_ID WHERE b.PERSON_ID is null;
SELECT * FROM PERSON RIGHT JOIN BUILDING ON PERSON.ID=BUILDING.PERSON_ID WHERE BUILDING.PERSON_ID is null;
SELECT p.ID, b.ADDRESS, b.PERSON_ID FROM PERSON p JOIN BUILDING b ON p.ID=b.PERSON_ID; -- тоже что и INNER JOIN;

73
sql/samples/SQL_DEV_J130_2.txt

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-- ///////////////////////////////////Создание таблиц///////////////////////////////////////////////
DROP TABLE person;
CREATE TABLE person (
id int primary key generated always as identity (start with 1, increment by 1),
full_name varchar(100) not null,
birthday date
);
DROP TABLE BUILDING;
CREATE TABLE building (
id int primary key generated always as identity (start with 1, increment by 1),
address varchar(200) not null unique,
date_build date,
status varchar(50),
CHECK (status in ('строится', 'сдано')),
CHECK (status='строится' and date_build is null or status='сдано' and date_build is not null)
);
ALTER TABLE building ADD COLUMN person_id int;
ALTER TABLE building ADD COLUMN COUNT_MEN int;
ALTER TABLE building ADD CONSTRAINT fk_personId_person FOREIGN KEY (person_id) REFERENCES person(id);
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS) VALUES ('Saint Petersburg', '2022-01-16', 'сдано');
INSERT INTO BUILDING (ADDRESS, STATUS) VALUES ('Saint Petersburg, Green st.', 'строится');
-- ////////////////////////////Наполнение таблиц данными//////////////////////////////////////
INSERT INTO PERSON (FULL_NAME, BIRTHDAY) VALUES ('Muhin Vadim', '1985-10-25');
INSERT INTO PERSON (FULL_NAME, BIRTHDAY) VALUES ('Ivanov Andrey', '1999-11-15');
INSERT INTO PERSON (FULL_NAME, BIRTHDAY) VALUES ('Sergeev Sergey', '1991-05-02');
INSERT INTO PERSON (FULL_NAME, BIRTHDAY) VALUES ('Antonov Victor', '1989-09-10');
INSERT INTO PERSON (FULL_NAME, BIRTHDAY) VALUES ('Petrov Sergey', '1987-07-29');
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, PERSON_ID) VALUES ('Saint Petersburg, Nevskiy', '1999-10-10', 'сдано', 6);
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS) VALUES ('Saint Petersburg, Chkalovskiy', '1895-10-25', 'сдано');
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, PERSON_ID) VALUES ('Saint Petersburg, Morskaya', '1990-05-06', 'сдано', 6);
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS) VALUES ('Saint Petersburg, Konuschenaya', '1999-08-07', 'сдано');
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, PERSON_ID) VALUES ('Saint Petersburg, Nalichnays', '1999-10-07', 'сдано', 7);
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS) VALUES ('Saint Petersburg, Kostuschko', '1998-05-01', 'сдано');
INSERT INTO BUILDING (ADDRESS, DATE_BUILD, STATUS, PERSON_ID) VALUES ('Saint Petersburg, Veteranov', '2003-12-26', 'сдано', 8);
INSERT INTO BUILDING (ADDRESS, STATUS) VALUES ('Saint Petersburg, Kosmonavtov', 'строится');
DELETE FROM BUILDING WHERE ADDRESS LIKE '%N%';
DELETE FROM PERSON;
UPDATE PERSON SET FULL_NAME = 'Krot Evgeniy' WHERE id=6;
-- ////////////////////////////////Запросы данных из БД//////////////////////////////////////////////
SELECT ID, ADDRESS, DATE_BUILD, STATUS, PERSON_ID FROM BUILDING;
SELECT COUNT(ID) FROM BUILDING;
SELECT DISTINCT(STATUS) FROM BUILDING;
SELECT COUNT(DISTINCT(STATUS)) FROM BUILDING;
SELECT * FROM BUILDING WHERE DATE_BUILD > '1995-01-01' AND STATUS='сдано';
SELECT * FROM PERSON LEFT JOIN BUILDING ON PERSON.ID = BUILDING.PERSON_ID;
SELECT * FROM PERSON RIGHT JOIN BUILDING ON PERSON.ID = BUILDING.PERSON_ID;
SELECT * FROM PERSON INNER JOIN BUILDING ON PERSON.ID = BUILDING.PERSON_ID;
SELECT p.ID, p.FULL_NAME, b.ADDRESS FROM PERSON p LEFT JOIN BUILDING b ON p.ID = b.PERSON_ID WHERE b.PERSON_ID is null;
SELECT * FROM PERSON RIGHT JOIN BUILDING ON PERSON.ID = BUILDING.PERSON_ID WHERE BUILDING.PERSON_ID is null;
SELECT * FROM BUILDING WHERE PERSON_ID is null;
SELECT * FROM PERSON FULL JOIN BUILDING ON PERSON.ID = BUILDING.PERSON_ID;
-- Получить персон у которых здания построены в 1999 году
SELECT * FROM PERSON LEFT JOIN BUILDING ON PERSON.ID = BUILDING.PERSON_ID WHERE DATE_BUILD >= '1999-01-01' AND DATE_BUILD <= '1999-12-31';
-- Синтетический пример с несуществующей третьей таблицей
SELECT * FROM PERSON
LEFT JOIN
(SELECT * FROM BUILDING RIGHT JOIN CADASTR ON BUILDING.ID = CADASTR.BUILDING_ID) AS cad
ON PERSON.ID = cad.PERSON_ID;
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