25 lines
923 B
Plaintext
25 lines
923 B
Plaintext
問1
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CREATE TABLE book_table(book_id INT, book_name VARCHAR(50), author_name VARCHAR(50), price INT, sales_flag INT);
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問2
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INSERT INTO book_table VALUES (10001, 'TwoPeace', '三田英一郎', 420, 1);
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INSERT INTO book_table VALUES (10002, '名探偵金田二', '青山ふみや', 460, 1);
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INSERT INTO book_table VALUES (20001, '坊ちゃま', '冬目漱石', 460, 1);
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INSERT INTO book_table VALUES (30001, '西方見聞録', '不明', 1000, 1);
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INSERT INTO book_table VALUES (40010, '吾輩は犬である', '冬目漱石', 420, 1);
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問3
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SELECT book_name, author_name FROM book_table;
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問4
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UPDATE book_table SET author_name = 'マール=コ-=ポロ' WHERE book_id = 30001;
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UPDATE book_table SET sales_flag = 0 WHERE book_id = 30001;
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問5
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SELECT * FROM book_table WHERE sales_flag = 1;
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問6
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SELECT * FROM book_table WHERE author_name = '冬目漱石' AND price = 420;
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問7
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DELETE FROM book_table WHERE book_id = 20001; |