170 lines
7.4 KiB
Plaintext
170 lines
7.4 KiB
Plaintext
Enter password: *********
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Welcome to the MySQL monitor. Commands end with ; or \g.
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Your MySQL connection id is 13
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Server version: 8.0.32 MySQL Community Server - GPL
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Copyright (c) 2000, 2023, Oracle and/or its affiliates.
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Oracle is a registered trademark of Oracle Corporation and/or its
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affiliates. Other names may be trademarks of their respective
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owners.
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Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
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mysql> SELECT DATABASE();
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+------------+
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| DATABASE() |
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+------------+
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| rezodb |
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+------------+
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1 row in set (0.00 sec)
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mysql> CREATE TABLE emp_table (emp_no INT, emp_name VARCHAR(50), salary INT);
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Query OK, 0 rows affected (0.03 sec)
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mysql> INSERT INTO emp_table VALUES (1, '井上', 20000);
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Query OK, 1 row affected (0.01 sec)
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mysql> INSERT INTO emp_table VALUES (2, '梅田', 100000);
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Query OK, 1 row affected (0.01 sec)
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mysql> SELECT *FROM emp_table;
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+--------+----------+--------+
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| emp_no | emp_name | salary |
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+--------+----------+--------+
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| 1 | 井上 | 20000 |
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| 2 | 梅田 | 100000 |
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+--------+----------+--------+
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2 rows in set (0.00 sec)
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mysql> CREATE TABLE book_table (book_id INT, book_name VARCHAR(50), author_name VARCHAR(50), price INT, sales_flag INT);
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Query OK, 0 rows affected (0.02 sec)
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mysql> INSERT INTO book_table VALUES (10001, 'TwoPeace', '三田英一郎', 420, 1);
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ERROR 1054 (42S22): Unknown column ' 420' in 'field list'
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mysql> INSERT INTO book_table VALUES (10001, 'TwoPeace', '三田英一郎', 420, 1);
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Query OK, 1 row affected (0.01 sec)
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mysql> INSERT INTO book_table VALUES (10002, '名探偵金田二', '青山ふみや', 460, 1);
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ERROR 1054 (42S22): Unknown column ' 460' in 'field list'
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mysql> INSERT INTO book_table VALUES (10002, '名探偵金田二', '青山ふみや', 460, 1);
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Query OK, 1 row affected (0.00 sec)
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mysql> INSERT INTO book_table VALUES (10003, '坊ちゃま', '冬目漱石', 460, 1);
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Query OK, 1 row affected (0.00 sec)
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mysql> INSERT INTO book_table VALUES (10004, '西方見聞録', '不明', 1000, 1);
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Query OK, 1 row affected (0.01 sec)
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mysql> INSERT INTO book_table VALUES (10005, '吾輩は犬である', '冬目漱石', 420, 1);
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Query OK, 1 row affected (0.01 sec)
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mysql> SELECT * FROM book_table;
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+---------+----------------+-------------+-------+------------+
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| book_id | book_name | author_name | price | sales_flag |
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+---------+----------------+-------------+-------+------------+
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| 10001 | TwoPeace | 三田英一郎 | 420 | 1 |
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| 10002 | 名探偵金田二 | 青山ふみや | 460 | 1 |
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| 10003 | 坊ちゃま | 冬目漱石 | 460 | 1 |
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| 10004 | 西方見聞録 | 不明 | 1000 | 1 |
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| 10005 | 吾輩は犬である | 冬目漱石 | 420 | 1 |
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+---------+----------------+-------------+-------+------------+
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5 rows in set (0.00 sec)
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mysql> SELECT book_name FROM book_table;
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+----------------+
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| book_name |
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+----------------+
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| TwoPeace |
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| 名探偵金田二 |
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| 坊ちゃま |
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| 西方見聞録 |
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| 吾輩は犬である |
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+----------------+
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5 rows in set (0.00 sec)
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mysql> SELECT book_name author_name FROM book_table;
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+----------------+
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| author_name |
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+----------------+
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| TwoPeace |
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| 名探偵金田二 |
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| 坊ちゃま |
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| 西方見聞録 |
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| 吾輩は犬である |
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+----------------+
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5 rows in set (0.00 sec)
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mysql> SELECT book_name, author_name FROM book_table;
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+----------------+-------------+
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| book_name | author_name |
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+----------------+-------------+
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| TwoPeace | 三田英一郎 |
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| 名探偵金田二 | 青山ふみや |
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| 坊ちゃま | 冬目漱石 |
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| 西方見聞録 | 不明 |
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| 吾輩は犬である | 冬目漱石 |
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+----------------+-------------+
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5 rows in set (0.00 sec)
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mysql> UPDATE book_table SET author_name = 'マール＝コー＝ポロ' SET sales_flag = 0 where book_id = 10004;
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ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ' SET sales_flag = 0 where book_id = 10004' at line 1
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mysql> UPDATE book_table SET author_name = 'マール＝コー＝ポロ' where book_id = 10004;
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Query OK, 1 row affected (0.01 sec)
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Rows matched: 1 Changed: 1 Warnings: 0
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mysql> UPDATE book_table ]SET sales_flag = 0 where book_id = 10004;
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ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ']SET sales_flag = 0 where book_id = 10004' at line 1
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mysql> UPDATE book_table SET sales_flag = 0 where book_id = 10004;
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Query OK, 1 row affected (0.01 sec)
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Rows matched: 1 Changed: 1 Warnings: 0
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mysql> SELECT * FROM book_table;
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+---------+----------------+--------------------+-------+------------+
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| book_id | book_name | author_name | price | sales_flag |
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+---------+----------------+--------------------+-------+------------+
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| 10001 | TwoPeace | 三田英一郎 | 420 | 1 |
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| 10002 | 名探偵金田二 | 青山ふみや | 460 | 1 |
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| 10003 | 坊ちゃま | 冬目漱石 | 460 | 1 |
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| 10004 | 西方見聞録 | マール＝コー＝ポロ | 1000 | 0 |
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| 10005 | 吾輩は犬である | 冬目漱石 | 420 | 1 |
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+---------+----------------+--------------------+-------+------------+
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5 rows in set (0.00 sec)
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mysql> SELECT * FROM book_table where sales_flag = 1;
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+---------+----------------+-------------+-------+------------+
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| book_id | book_name | author_name | price | sales_flag |
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+---------+----------------+-------------+-------+------------+
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| 10001 | TwoPeace | 三田英一郎 | 420 | 1 |
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| 10002 | 名探偵金田二 | 青山ふみや | 460 | 1 |
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| 10003 | 坊ちゃま | 冬目漱石 | 460 | 1 |
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| 10005 | 吾輩は犬である | 冬目漱石 | 420 | 1 |
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+---------+----------------+-------------+-------+------------+
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4 rows in set (0.00 sec)
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mysql> SELECT * FROM book_table where author_name = '冬目漱石' AND price = 420;
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ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ' AND price = 420' at line 1
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mysql> SELECT * FROM book_table where author_name = '冬目漱石' AND price = 420;
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+---------+----------------+-------------+-------+------------+
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| book_id | book_name | author_name | price | sales_flag |
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+---------+----------------+-------------+-------+------------+
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| 10005 | 吾輩は犬である | 冬目漱石 | 420 | 1 |
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+---------+----------------+-------------+-------+------------+
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1 row in set (0.00 sec)
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mysql> DELETE FROM book_table WHERE book_id = 10003;
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Query OK, 1 row affected (0.00 sec)
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mysql> SELECT * FROM book_table;
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+---------+----------------+--------------------+-------+------------+
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| book_id | book_name | author_name | price | sales_flag |
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+---------+----------------+--------------------+-------+------------+
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| 10001 | TwoPeace | 三田英一郎 | 420 | 1 |
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| 10002 | 名探偵金田二 | 青山ふみや | 460 | 1 |
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| 10004 | 西方見聞録 | マール＝コー＝ポロ | 1000 | 0 |
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| 10005 | 吾輩は犬である | 冬目漱石 | 420 | 1 |
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+---------+----------------+--------------------+-------+------------+
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4 rows in set (0.00 sec)
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mysql>
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