53 lines
1.4 KiB
Plaintext
53 lines
1.4 KiB
Plaintext
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CREATE TABLE Genre (
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GenreID INTEGER PRIMARY KEY,
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GenreName varchar(30) NOT NULL
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);
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CREATE TABLE Employee (
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EmployeeID int PRIMARY KEY,
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GenreID INTEGER,
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FIO varchar(50) NOT NULL,
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FOREIGN KEY (GenreID) REFERENCES Genre (GenreID)
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);
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CREATE TABLE Book (
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BookID INTEGER PRIMARY KEY,
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GenreID INTEGER,
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Title varchar(200) NOT NULL,
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Author varchar(200) NOT NULL,
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FOREIGN KEY (GenreID) REFERENCES Genre (GenreID)
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);
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INSERT INTO Genre VALUES
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(1, 'Классика'),
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(2, 'Научная фантастика'),
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(3, 'Поэзия')
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INSERT INTO Employee VALUES
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(1, 3, 'Иванов Иван Иванович'),
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(2, 2, 'Медведев Евгений Юрьевич'),
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(3, 1, 'Михайлова Юлия Вадимовна')
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INSERT INTO Book VALUES
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(1, 1, 'Преступление и наказание', 'Ф.М.Достоевский'),
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(2, 1, 'Мёртвые души', 'Н.В.Гоголь'),
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(3, 2, 'Улитка на склоне', 'Братья Стругацкие'),
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(4, 3, 'Любовь хулигана', 'С.А.Есенин')
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COPY (SELECT table_to_xml('Genre', true, false, '')) to 'E:\MiAKD\Lab 5-6\genre.xml';
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COPY (SELECT table_to_xml('Employee', true, false, '')) to 'E:\MiAKD\Lab 5-6\employee.xml';
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COPY (SELECT table_to_xml('Book', true, false, '')) to 'E:\MiAKD\Lab 5-6\book.xml';
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/* Индексы (6 lab) */
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CREATE INDEX index_g
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ON Genre (GenreID)
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CREATE INDEX index_e
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ON Employee (EmployeeID)
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CREATE INDEX index_b
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ON Book (BookID)
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