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MySQL Tutorial/Insert Update Delete/Quotation Mark - История изменений
2026-04-03T21:40:38Z
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в 13:44, 26 мая 2010
2010-05-26T13:44:56Z
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Admin: 1 версия
2010-05-26T09:50:31Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>== Insert double quotation mark by using the single quote==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="sql"><br />
mysql><br />
mysql> CREATE TABLE Employee(<br />
-> id int,<br />
-> first_name VARCHAR(15),<br />
-> last_name VARCHAR(15),<br />
-> start_date DATE,<br />
-> end_date DATE,<br />
-> salary FLOAT(8,2),<br />
-> city VARCHAR(10),<br />
-> description VARCHAR(15)<br />
-> );<br />
Query OK, 0 rows affected (0.03 sec)<br />
mysql><br />
mysql><br />
mysql> select * from Employee;<br />
Empty set (0.00 sec)<br />
mysql><br />
mysql> insert into employee (first_name)value("A"s");<br />
Query OK, 1 row affected (0.01 sec)<br />
mysql><br />
mysql> select * from Employee;<br />
+------+------------+-----------+------------+----------+--------+------+-------------+<br />
| id | first_name | last_name | start_date | end_date | salary | city | description |<br />
+------+------------+-----------+------------+----------+--------+------+-------------+<br />
| NULL | A"s | NULL | NULL | NULL | NULL | NULL | NULL |<br />
+------+------------+-----------+------------+----------+--------+------+-------------+<br />
1 row in set (0.00 sec)<br />
mysql><br />
mysql><br />
mysql> drop table Employee;<br />
Query OK, 0 rows affected (0.02 sec)<br />
mysql></source><br />
<br />
<br />
<br />
== Insert single quotation mark by using the double quote==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="sql"><br />
mysql><br />
mysql> CREATE TABLE Employee(<br />
-> id int,<br />
-> first_name VARCHAR(15),<br />
-> last_name VARCHAR(15),<br />
-> start_date DATE,<br />
-> end_date DATE,<br />
-> salary FLOAT(8,2),<br />
-> city VARCHAR(10),<br />
-> description VARCHAR(15)<br />
-> );<br />
Query OK, 0 rows affected (0.03 sec)<br />
mysql><br />
mysql><br />
mysql> select * from Employee;<br />
Empty set (0.00 sec)<br />
mysql><br />
mysql><br />
mysql> Insert into employee (first_name)value("Keith"s");<br />
Query OK, 1 row affected (0.00 sec)<br />
mysql><br />
mysql><br />
mysql> select * from Employee;<br />
+------+------------+-----------+------------+----------+--------+------+-------------+<br />
| id | first_name | last_name | start_date | end_date | salary | city | description |<br />
+------+------------+-----------+------------+----------+--------+------+-------------+<br />
| NULL | Keith"s | NULL | NULL | NULL | NULL | NULL | NULL |<br />
+------+------------+-----------+------------+----------+--------+------+-------------+<br />
1 row in set (0.00 sec)<br />
mysql><br />
mysql><br />
mysql> drop table Employee;<br />
Query OK, 0 rows affected (0.00 sec)<br />
mysql><br />
mysql></source></div>
Admin