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CREATE TABLE movies ( id int CONSTRAINT firstkey PRIMARY KEY, title varchar (50), country varchar (50), date_prod date, director varchar(50), type varchar(20) ); --Π‘ΠΎΠ·Π΄Π°Π½ΠΈΠ΅ Π±Π°Π·Ρ‹ с Ρ„ΠΈΠ»ΡŒΠΌΠ°ΠΌΠΈ INSERT INTO movies VALUES (1, 'The Matrix', 'USA', '1999-03-24', 'The Wachowskis', 'science fiction'); INSERT INTO movies VALUES (2, 'Men In Black', 'USA', '1999-05-18', 'Barry Sonnenfeld', 'science fiction'); INSERT INTO movies VALUES (3, 'Men In Black', 'USA', '1998-05-18', 'Barry Sonnenfeld', 'science fiction'); INSERT INTO movies VALUES (4, 'Men In Black', 'USA', '1997-05-18', 'Barry Sonnenfeld', 'superhero film'); INSERT INTO movies VALUES (5, 'Batman', 'USA', '1996-05-18', 'Barry Sonnenfeld', 'SUPERHERO FILM'); UPDATE movies SET TYPE = 'SUPERHERO FILM' WHERE id=5; --ΡƒΡ‡ΠΈΡ‚Ρ‹Π²Π°Π΅ΠΌ рСгистр UPDATE movies SET TYPE = 'superhero film' WHERE id=4; --Π±Π΅Π· ΡƒΡ‡Π΅Ρ‚ΠΏΠ° рСгистра, просто Π½Π°Ρ…ΠΎΠ΄ΠΈΠΌ строки с Π½Π΅ΠΎΠ±Ρ…ΠΎΠ΄ΠΈΠΌΡ‹ΠΌ Ρ‚ΠΈΠΏΠΎΠΌ SELECT * FROM movies WHERE TYPE LIKE 'SUPERHERO%'; SELECT * FROM movies WHERE TYPE ILIKE 'SUPERHERO%'; --Π‘ΠΎΠ·Π΄Π°Π½ΠΈΠ΅ столбца с ΠΏΠΎΡ‡Ρ‚ΠΎΠΉ ΠΈ Ρ‚Π΅Π»Π΅Ρ„ΠΎΠ½ΠΎΠΌ ALTER TABLE movies ADD COLUMN email varchar (50); ALTER TABLE movies ADD COLUMN phone varchar (50); UPDATE movies SET email = 'truemail@bigcompany.com' where id=1; UPDATE movies SET email = 'truemail@Π°falsecompany' where id=2; UPDATE movies SET email = 'nomailsomecompany.com' where id=3; UPDATE movies SET email = 'false@mail@smallcom#pany.com' where id=4; UPDATE movies SET email = 'othermail@smallcompany.com' where id=5; SELECT * FROM movies WHERE email LIKE '%@%'; --запрос Π½Π° поиск email SELECT * FROM movies WHERE email LIKE '%@%.%'; --запрос Π½Π° поиск Π½Π΅ΠΊΠΎΡ€Ρ€Π΅ΠΊΡ‚Π½Ρ‹Ρ… email --запрос Π½Π° ΠΈΠ·ΠΌΠ΅Π½Π΅Π½ΠΈΠ΅ Π½Π΅ΠΏΡ€Π°Π²ΠΈΠ»ΡŒΠ½Ρ‹Ρ… email SELECT * FROM movies WHERE email ~ '^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,}$'; UPDATE movies SET email = 'defaultmail@mail.com' WHERE email !~ '^[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,}$'; UPDATE movies SET phone = '+7123456789' where id =1; UPDATE movies SET phone = '+7123456788' where id =2; UPDATE movies SET phone = '+7123456777' where id =3; UPDATE movies SET phone = '+7123455555' where id =4; UPDATE movies SET phone = '+7123444444' where id =5; --поиск Π½ΠΎΠΌΠ΅Ρ€Π° Π±Π΅Π· дСвяток Π΄Π»ΠΈΠ½ΠΎΠΉ Π½Π΅ ΠΌΠ΅Π½Π΅Π΅ 8 символов (2 Π²Π°Ρ€ΠΈΠ°Π½Ρ‚Π°) SELECT * FROM movies WHERE phone ~ '^[^9]{8,}$'; SELECT * FROM movies WHERE phone ~ '^\+?[0-8]{8,}$'; --поиск Π½ΠΎΠΌΠ΅Ρ€Π° Π±Π΅Π· Π½Π΅ΡΠΊΠΎΠ»ΡŒΠΊΠΈΡ… символов (Π±Π΅Π· 9, 8, 6) SELECT * FROM movies WHERE phone ~ '^[^986]{8,}$'; --поиск Π½ΠΎΠΌΠ΅Ρ€Π° Ρ‚ΠΎΠ»ΡŒΠΊΠΎ с ΡƒΠΊΠ°Π·Π°Π½Π½Ρ‹ΠΌΠΈ символами: SELECT * FROM movies WHERE phone ~ '^\+?[0-4,7]{8,}$';

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