32 lines
1.0 KiB
Plaintext
32 lines
1.0 KiB
Plaintext
--問1
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CREATE TABLE book_table (
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book_id INT,
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book_name VARCHAR(50),
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author_name VARCHAR(50),
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price INT,
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sales_flag INT
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);
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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', '冬目漱岩', 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', '冬目漱岩', 420
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, 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＝コー＝ポロ', sales_flag = 0 WHERE book_id = 30001;
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--問5
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select book_id, book_name, author_name, price, sales_flag from book_table where sales_flag = 1;
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--問6
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select book_id, book_name, author_name, price, sales_flag from book_table where author_name = '冬目漱岩' and price = 420;
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--問7
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delete from book_table where book_id = 20001;
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select * from book_table; |