Question1

【練習問題】 SQL/Question1/Question1.txt

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+問１
+テーブル作成
+ CREATE TABLE book_table (book_id INT, book_name VARCHAR(50), author_name VARCHAR(50), price INT, sales_flag INT);
+問２
+ INSERT INTO book_table VALUES (10001, 'TwoPeace', '三田英一郎', 420,1);
+INSERT INTO book_table VALUES (10002, '名探偵金田二', '青山ふみや', 460,1);
+INSERT INTO book_table VALUES (20001, '坊ちゃま', '冬目漱岩', 460,1);
+INSERT INTO book_table VALUES (30001, '西方見聞録', '不明', 1000,1);
+INSERT INTO book_table VALUES (40010, '吾輩は犬である', '冬目漱岩', 420,1);
+
+問３
+SELECT book_name , author_name FROM book_table;
+
+問４
+ UPDATE book_table SET sales_flag= 0 WHERE book_id =30001;
+
+問５
+SELECT * FROM book_table WHERE sales_flag LIKE '%1%';
+
+問６
+SELECT * FROM book_table WHERE author_name = '冬目漱岩' AND price = 420;
+問７
+ DELETE FROM book_table WHERE book_id = 20001;