{"id":1218,"date":"2025-03-09T08:44:30","date_gmt":"2025-03-09T00:44:30","guid":{"rendered":"http:\/\/113.45.254.23\/?p=1218"},"modified":"2025-03-10T17:56:12","modified_gmt":"2025-03-10T09:56:12","slug":"mariadb%e6%95%b0%e6%8d%ae%e5%ba%93%e5%ae%89%e8%a3%85%e5%92%8c%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"http:\/\/113.45.254.23\/?p=1218","title":{"rendered":"mariadb\u6570\u636e\u5e93\u5b89\u88c5\u548c\u914d\u7f6e"},"content":{"rendered":"\n

\u4e00\u3001\u5b89\u88c5\u6570\u636e\u5e93<\/h2>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server10 ~]# dnf -y install mariadb-server mariadb\uff08\u5b89\u88c5\u6570\u636e\u5e93\u7684\u670d\u52a1\u7aef\u548c\u5ba2\u6237\u7aef\uff09<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server11 ~]# systemctl enable --now mariadb \u91cd\u542f\u6570\u636e\u5e93\uff0c\u5e76\u8bbe\u7f6e\u5f00\u673a\u542f\u52a8<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
Switch to unix_socket authentication [Y\/n] n\uff08\u4ea4\u6362\u5207\u6362\u5230\u4ea4\u6362\u673a\u63a5\u53e3\u8ba4\u8bc1\u5417\uff1f\u4e0d\uff09\n ... skipping.\n\nYou already have your root account protected, so you can safely answer 'n'.\n\nChange the root password? [Y\/n] y\uff08\u66f4\u6539\u6570\u636e\u5e93\u7ba1\u7406\u5458\u5bc6\u7801\u5417\uff1f\u662f\uff09\nNew password: \nRe-enter new password: \nPassword updated successfully!\nReloading privilege tables..\n ... Success!\n\n\nBy default, a MariaDB installation has an anonymous user, allowing anyone\nto log into MariaDB without having to have a user account created for\nthem.  This is intended only for testing, and to make the installation\ngo a bit smoother.  You should remove them before moving into a\nproduction environment.\n\nRemove anonymous users? [Y\/n] y\uff08\u79fb\u9664\u533f\u540d\u7528\u6237\u5417\uff1f\u662f\uff09\n ... Success!<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
Normally, root should only be allowed to connect from 'localhost'.  This\nensures that someone cannot guess at the root password from the network.\n\nDisallow root login remotely? [Y\/n] y\uff08\u7981\u6b62root\u8fdc\u7a0b\u767b\u5f55\u5417\uff1f\u662f\uff09\n ... Success!\n\nBy default, MariaDB comes with a database named 'test' that anyone can\naccess.  This is also intended only for testing, and should be removed\nbefore moving into a production environment.\n\nRemove test database and access to it? [Y\/n] y\uff08\u79fb\u9664\u6d4b\u8bd5\u6570\u636e\u5e93\u5417\uff1f\u662f\uff09\n - Dropping test database...\n ... Success!\n - Removing privileges on test database...\n ... Success!\n\nReloading the privilege tables will ensure that all changes made so far\nwill take effect immediately.\n\nReload privilege tables now? [Y\/n] y\uff08\u91cd\u65b0\u52a0\u8f7d\u6570\u636e\u8868\u5417\uff1f\u662f\uff09\n ... Success!\n\nCleaning up...\n\nAll done!  If you've completed all of the above steps, your MariaDB\ninstallation should now be secure.\n\nThanks for using MariaDB!\n[root@server10 ~]# <\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server10 ~]# vim \/etc\/my.cnf.d\/mariadb-server.cnf\uff08\u7f16\u8f91\u6570\u636e\u5e93\u670d\u52a1\u7aef\u914d\u7f6e\u6587\u4ef6\uff09<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
init-connect='SET NAMES utf8mb4'\uff08\u521d\u59cb\u8fde\u63a5\u8bbe\u7f6e\u201cutf8mb4\u201d\u7f16\u7801\uff09\ncharacter-set-server=utf8mb4\uff08\u8bbe\u7f6e\u670d\u52a1\u7aef\u7684\u5b57\u7b26\u7f16\u7801\u4e3a\u201cutf8mb4\u201d\uff09<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server10 ~]# systemctl restart mariadb\uff08\u91cd\u542f\u6570\u636e\u5e93\uff09<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server10 ~]# systemctl enable --now mariadb\uff08\u542f\u52a8\u6570\u636e\u5e93\u5e76\u8bbe\u7f6e\u5f00\u673a\u542f\u52a8\uff09\nCreated symlink \/etc\/systemd\/system\/mysql.service \u2192 \/usr\/lib\/systemd\/system\/mariadb.service.\nCreated symlink \/etc\/systemd\/system\/mysqld.service \u2192 \/usr\/lib\/systemd\/system\/mariadb.service.\nCreated symlink \/etc\/systemd\/system\/multi-user.target.wants\/mariadb.service \u2192 \/usr\/lib\/systemd\/system\/mariadb.service.\n[root@server10 ~]# <\/code><\/pre>\n\n\n\n
[root@server10 ~]# firewall-cmd --add-port=3306\/tcp\uff08\u5728\u9632\u706b\u5899\u91cc\u6dfb\u52a0tcp\u76843306\u7aef\u53e3\uff09\nsuccess\n[root@server10 ~]# firewall-cmd --runtime-to-permanent\uff08\u5728\u9632\u706b\u5899\u91cc\u6c38\u4e45\u6dfb\u52a0\u8fd0\u884c\u65f6\uff09\nSuccess<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server10 ~]# firewall-cmd --list-all\uff08\u67e5\u770b\u9632\u706b\u5899\u7684\u6240\u6709\u89c4\u5219\uff09\npublic (active)\n  target: default\n  icmp-block-inversion: no\n  interfaces: ens160\n  sources: \n  services: cockpit dhcpv6-client ssh\n  ports\uff08\u7aef\u53e3\uff09: 3306\/tcp<\/code><\/pre>\n\n\n\n
\u4e8c\u3001\u6570\u636e\u5e93\u521b\u5efa\u548c\u67e5\u8be2<\/h2>\n\n\n\n
2.1 \u5bfc\u5165\u53ca\u67e5\u8be2employees\u5458\u5de5\u6570\u636e\u8868<\/h3>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server10 ~]# mysql -u root -p\uff08\u6570\u636e\u5e93\u7ba1\u7406\u5458\u767b\u5f55\u6570\u636e\u5e93\uff09\nEnter password: \nWelcome to the MariaDB monitor.  Commands end with ; or \\g.\nYour MariaDB connection id is 3\nServer version: 10.5.27-MariaDB MariaDB Server\n\nCopyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.\n\nType 'help;' or '\\h' for help. Type '\\c' to clear the current input statement.\n\nMariaDB [(none)]> exit\uff08\u9000\u51fa\uff09\nBye\n[root@server10 ~]# mysql\uff08Linux\u7ba1\u7406\u5458\u767b\u5f55\u6570\u636e\u5e93\uff09\nWelcome to the MariaDB monitor.  Commands end with ; or \\g.\nYour MariaDB connection id is 4\nServer version: 10.5.27-MariaDB MariaDB Server\n\nCopyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.\n\nType 'help;' or '\\h' for help. Type '\\c' to clear the current input statement.\n\n\nMariaDB [(none)]> create database myapp;\uff08\u521b\u5efamyapp\u6570\u636e\u5e93\uff09\nQuery OK, 1 row affected (0.000 sec)\n\nMariaDB [(none)]> show databases;\uff08\u67e5\u770b\u6570\u636e\u5e93\uff09\n| Database           |\n+--------------------+\n| information_schema |\n| myapp              |\n| mysql              |\n| performance_schema |\n+--------------------+\n4 rows in set (0.008 sec)<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
MariaDB [(none)]> \nMariaDB [(none)]> use myapp;\uff08\u4f7f\u7528myapp\u6570\u636e\u5e93\uff09\nDatabase changed\nMariaDB [myapp]> create table widgets (id int auto_increment,name varchar(255),primary key(id));\uff08\u521b\u5efawidgets\u8868\uff0cID\u6574\u6570\u7c7b\u578b\u53ef\u4ee5\u81ea\u52a8\u589e\u957f\uff0cname\u4e3a\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u8bbe\u7f6eID\u4e3a\u7ec4\u4ef6\uff09\nQuery OK, 0 rows affected (0.005 sec)\n\nMariaDB [myapp]> show tables;\uff08\u67e5\u770b\u6570\u636e\u8868\uff09\n+-----------------+\n| Tables_in_myapp |\n+-----------------+\n| widgets         |\n+-----------------+\n1 row in set (0.000 sec)\n\nMariaDB [myapp]> describe widgets;\uff08\u67e5\u770bwidget\u8868\u7684\u7ed3\u6784\uff09\n+-------+--------------+------+-----+---------+----------------+\n| Field | Type         | Null | Key | Default | Extra          |\n+-------+--------------+------+-----+---------+----------------+\n| id    | int(11)      | NO   | PRI | NULL    | auto_increment |\n| name  | varchar(255) | YES  |     | NULL    |                |\n+-------+--------------+------+-----+---------+----------------+\n2 rows in set (0.001 sec)<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
MariaDB [myapp]> insert into widgets (id,name) values(1,\"widget A\");\uff08\u5411widget\u8868\u4e2d\u63d2\u5165\u6570\u636e\uff0cID\u4e3a1\uff0c\u540d\u5b57\u4e3awidget A\uff09\nQuery OK, 1 row affected (0.010 sec)\n\nMariaDB [myapp]> insert into widgets (id,name) values(2,\"widget B\");\uff08\u5411widget\u8868\u4e2d\u63d2\u5165\u6570\u636e\uff0cID\u4e3a1\uff0c\u540d\u5b57\u4e3awidget B\uff09\nQuery OK, 2 row affected (0.001 sec)\n\nMariaDB [myapp]> insert into widgets (id,name) values(3,\"widget C\");\uff08\u5411widget\u8868\u4e2d\u63d2\u5165\u6570\u636e\uff0cID\u4e3a3\uff0c\u540d\u5b57\u4e3awidget C\uff09\nQuery OK, 1 row affected (0.001 sec)\n\nMariaDB [myapp]> select * from widgets;\uff08\u67e5\u8be2widget\u8868\u4e2d\u6240\u6709\u6570\u636e\uff09\n+----+----------+\n| id | name     |\n+----+----------+\n|  1 | widget A |\n|  2 | widget B |\n|  3 | widget C |\n+----+----------+\n3 rows in set (0.002 sec)\n\nMariaDB [myapp]> \n\n\n[root@server10 ~]# tar jxf employees_db-full-1.0.6.tar.bz2 \uff08tar\u5305\u89e3\u538b\u5458\u5de5\u7684\u6570\u636e\u5305\uff09\n[root@server10 ~]# \n[root@server10 ~]# ls\nanaconda-ks.cfg  employees_db  employees_db-full-1.0.6.tar.bz2\n[root@server10 ~]# \n[root@server10 ~]# cd employees_db\/\uff08\u8fdb\u5165employees_db\/\u76ee\u5f55\uff09\n[root@server10 employees_db]# ls\nChangelog                   employees.sql           load_employees.dump  README\nemployees_partitioned2.sql  load_departments.dump   load_salaries.dump   test_employees_md5.sql\nemployees_partitioned3.sql  load_dept_emp.dump      load_titles.dump     test_employees_sha.sql\nemployees_partitioned.sql   load_dept_manager.dump  objects.sql\n[root@server10 employees_db]# mysql\uff08\u767b\u5f55\u6570\u636e\u5e93\uff09\nWelcome to the MariaDB monitor.  Commands end with ; or \\g.\nYour MariaDB connection id is 5\nServer version: 10.5.27-MariaDB MariaDB Server<\/code><\/pre>\n\n\n\n
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MariaDB [(none)]> create database employees;\uff08\u521b\u5efa\u5458\u5de5\u6570\u636e\u5e93\uff09\nQuery OK, 1 row affected (0.000 sec)\n\nMariaDB [(none)]> exit\uff08\u9000\u51fa\uff09\nBye\n[root@server10 employees_db]# cat employees.sql | mysql -u root -p employees\uff08\u5c06\u5458\u5de5\u6570\u636e\u5e93\u6587\u4ef6\u5bfc\u5165\u5458\u5de5\u6570\u636e\u5e93\u4e2d\uff09\nEnter password: \nINFO\nCREATING DATABASE STRUCTURE\nINFO\nstorage engine: InnoDB\nINFO\nLOADING departments\nINFO\nLOADING employees\nINFO\nLOADING dept_emp\nINFO\nLOADING dept_manager\nINFO\nLOADING titles\nINFO\nLOADING salaries\n[root@server10 employees_db]# <\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server10 ~]# mysql\uff08\u767b\u5f55\u6570\u636e\u5e93\uff09\nWelcome to the MariaDB monitor.  Commands end with ; or \\g.\nYour MariaDB connection id is 7\nServer version: 10.5.27-MariaDB MariaDB Server\n\nCopyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.\n\nType 'help;' or '\\h' for help. Type '\\c' to clear the current input statement.\n\nMariaDB [(none)]> show databases;\uff08\u67e5\u8be2\u6570\u636e\u5e93\uff09\n+--------------------+\n| Database           |\n+--------------------+\n| employees          |\n| information_schema |\n| myapp              |\n| mysql              |\n| performance_schema |\n+--------------------+\n5 rows in set (0.000 sec)\n\nMariaDB [(none)]> use employees;\uff08\u4f7f\u7528\u5458\u5de5\u6570\u636e\u5e93\uff09\nReading table information for completion of table and column names\nYou can turn off this feature to get a quicker startup with -A<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
[root@server10 ~]# mysql\uff08\u767b\u5f55\u6570\u636e\u5e93\uff09\nWelcome to the MariaDB monitor.  Commands end with ; or \\g.\nYour MariaDB connection id is 7\nServer version: 10.5.27-MariaDB MariaDB Server\n\nCopyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.\n\nType 'help;' or '\\h' for help. Type '\\c' to clear the current input statement.\n\nMariaDB [(none)]> show databases;\uff08\u67e5\u8be2\u6570\u636e\u5e93\uff09\n+--------------------+\n| Database           |\n+--------------------+\n| employees          |\n| information_schema |\n| myapp              |\n| mysql              |\n| performance_schema |\n+--------------------+\n5 rows in set (0.000 sec)\n\nMariaDB [(none)]> use employees;\uff08\u4f7f\u7528\u5458\u5de5\u6570\u636e\u5e93\uff09\nReading table information for completion of table and column names\nYou can turn off this feature to get a quicker startup with -A\n\nDatabase changed\nMariaDB [employees]> show tables;\uff08\u67e5\u8be2\u8868\uff09\n+---------------------+\n| Tables_in_employees |\n+---------------------+\n| departments         |\n| dept_emp            |\n| dept_manager        |\n| employees           |\n| salaries            |\n| titles              |\n+---------------------+\n6 rows in set (0.001 sec)\n\nMariaDB [employees]> describe departments;\uff08\u67e5\u8be2\u90e8\u95e8\u8868\u7ed3\u6784\uff09\n+-----------+-------------+------+-----+---------+-------+\n| Field     | Type        | Null | Key | Default | Extra |\n+-----------+-------------+------+-----+---------+-------+\n| dept_no   | char(4)     | NO   | PRI | NULL    |       |\n| dept_name | varchar(40) | NO   | UNI | NULL    |       |\n+-----------+-------------+------+-----+---------+-------+\n\n\nMariaDB [employees]> describe salaries;\uff08\u67e5\u8be2\u85aa\u6c34\u8868\u7ed3\u6784\uff09\n+-----------+---------+------+-----+---------+-------+\n| Field     | Type    | Null | Key | Default | Extra |\n+-----------+---------+------+-----+---------+-------+\n| emp_no    | int(11) | NO   | PRI | NULL    |       |\n| salary    | int(11) | NO   |     | NULL    |       |\n| from_date | date    | NO   | PRI | NULL    |       |\n| to_date   | date    | NO   |     | NULL    |       |\n+-----------+---------+------+-----+---------+-------+<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
MariaDB [employees]> select * from salaries order by salary desc limit 5;\uff08\u67e5\u8be2\u85aa\u6c34\u8868\u4e2d\u85aa\u6c34\u6700\u9ad8\u7684\u524d\u4e94\u540d\uff09\n+--------+--------+------------+------------+\n| emp_no | salary | from_date  | to_date    |\n+--------+--------+------------+------------+\n|  43624 | 158220 | 2002-03-22 | 9999-01-01 |\n|  43624 | 157821 | 2001-03-22 | 2002-03-22 |\n| 254466 | 156286 | 2001-08-04 | 9999-01-01 |\n|  47978 | 155709 | 2002-07-14 | 9999-01-01 |\n| 253939 | 155513 | 2002-04-11 | 9999-01-01 |\n+--------+--------+------------+------------+\n5 rows in set (0.935 sec)\n\nMariaDB [employees]> select * from employees where emp_no=43624;\uff08\u67e5\u8be2\u5458\u5de5\u7f16\u53f743624\u5458\u5de5\u7684\u8be6\u7ec6\u4fe1\u606f\uff09\n+--------+------------+------------+-----------+--------+------------+\n| emp_no | birth_date | first_name | last_name | gender | hire_date  |\n+--------+------------+------------+-----------+--------+------------+\n|  43624 | 1953-11-14 | Tokuyasu   | Pesch     | M      | 1985-03-26 |\n+--------+------------+------------+-----------+--------+------------+\n1 row in set (0.001 sec)<\/code><\/pre>\n\n\n\n
2.2 \u521b\u5efaclass\u73ed\u7ea7\u6570\u636e\u5e93<\/h3>\n\n\n\n
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MariaDB [employees]> create database class;\uff08\u521b\u5efa\u73ed\u7ea7\u6570\u636e\u5e93\uff09\nQuery OK, 1 row affected (0.000 sec)<\/code><\/pre>\n\n\n\n
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MariaDB [employees]> use class;\uff08\u4f7f\u7528\u73ed\u7ea7\u6570\u636e\u5e93\uff09\nDatabase changed\nMariaDB [class]> create table student (             \u6ce8\u610f\uff1a\u8fd9\u91cc\u6709\u4e2a\u534a\u62ec\u53f7       \uff08\u521b\u5efa\u5b66\u751f\u8868\uff09\n    -> \u5b66\u751f\u7f16\u53f7 int(3) not null,                   \uff08\u5b66\u751f\u7f16\u53f7\u6574\u6570\u7c7b\u578b\u957f\u5ea6\u662f\u4e09\uff0c\u4e0d\u5141\u8bb8\uff09\n    -> \u59d3\u540d nvarchar(50),                          \uff08\u59d3\u540d\u662f\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u957f\u5ea650\uff09\n    -> \u8eab\u4efd\u8bc1\u53f7 varchar(18) primary key,           \uff08\u8eab\u4efd\u8bc1\u5b57\u7b26\u4e32\u7c7b\u578b\u957f\u5ea618\uff0c\u8bbe\u7f6e\u4e3a\u4e3b\u952e\uff09\n    -> \u6240\u5728\u73ed\u7ea7 int(11),                           \uff08\u6240\u5728\u73ed\u7ea7\u6574\u6570\u7c7b\u578b\u662f11\uff09\n    -> \u6210\u7ee9 int(11),                               \uff08\u6210\u7ee9\u6574\u6570\u7c7b\u578b\u662f11\uff09\n    -> check(\u6210\u7ee9 >=0 and \u6210\u7ee9 <=100),             \uff08\u6210\u7ee9\u521b\u5efa\u7ea6\u675f\u4e3a\u5927\u4e8e\u7b49\u4e8e0\u5c0f\u4e8e\u7b49\u4e8e100\uff09\n    -> \u5907\u6ce8 nvarchar(2000) null                    \uff08\u5907\u6ce8\u8bbe\u7f6e\u4e3a\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u957f\u5ea6\u662f2000\uff0c\u53ef\u4ee5\u4e3a\u7a7a\uff09\n    -> );\nQuery OK, 0 rows affected (0.009 sec)<\/code><\/pre>\n\n\n\n
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\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
INSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9,\u5907\u6ce8)\nVALUES (112,'\u897f\u6bd2','223456789123456789',7,95,'\u7231\u597d\u86e4\u87c6\u529f');\n\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9,\u5907\u6ce8)\nVALUES (113,'\u5357\u5e1d','323456789123456789',2,99,'\u4e00\u9633\u6307');\n\n\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9,\u5907\u6ce8)\nVALUES (115,'\u8001\u987d\u7ae5','523456789123456789',1,99,'\u7231\u597d\u5404\u79cd\u6b66\u529f');\n\n\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9,\u5907\u6ce8)\nVALUES (116,'\u9ec4\u84c9','623456789123456789',3,88,'\u6253\u72d7\u68d2');\n\n\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9,\u5907\u6ce8)\nVALUES (117,'\u90ed\u9756','723456789123456789',1,89,'\u964d\u9f99\u5341\u516b\u638c');\n\n\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9,\u5907\u6ce8)\nVALUES (118,'\u6768\u5eb7','823456789123456789',1,80,'\u4e5d\u9634\u767d\u9aa8\u722a');\n\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9,\u5907\u6ce8)\nVALUES (119,'\u88d8\u5343\u4ede','923456789123456789',7,77,'\u6c34\u4e0a\u6f02');\n\n\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9)\nVALUES (120,'\u4e18\u5904\u673a','213456789123456789',5,87);\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9)\nVALUES (114,'\u5317\u4e10','423456789123456789',3,96);\n\n\nINSERT INTO student (\u5b66\u751f\u7f16\u53f7,\u59d3\u540d,\u8eab\u4efd\u8bc1\u53f7,\u6240\u5728\u73ed\u7ea7,\u6210\u7ee9)\nVALUES (111,'\u4e1c\u90aa',123456789123456789,2,90);<\/code><\/pre>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6210\u7ee9\u4f4e\u4e8e90\u5206\u6216\u8005\u9ad8\u4e8e95\u5206\u7684\u5b66\u751f\u6240\u6709\u4fe1\u606f\uff1b<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u201c\u59d3\u540d\u201d\u548c\u201c\u8eab\u4efd\u8bc1\u53f7\u201d\u4e24\u5217\u6570\u636e\uff0c\u67e5\u8be2\u7ed3\u679c\u201c\u59d3\u540d\u201d\u5217\u540d\u79f0\u663e\u793a\u4e3aname,\u201c\u8eab\u4efd\u8bc1\u53f7\u201d\u5217\u540d\u79f0\u663e\u793a\u4e3a\u201cidcard\u201d<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
<\/p>\n\n\n\n
<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u5907\u6ce8\u4e0d\u4e3a\u7a7a\u7684\u5b66\u751f\u6240\u6709\u4fe1\u606f<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u59d3\u90ed\u7684\u5b66\u751f\u6240\u6709\u4fe1\u606f<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6240\u6709\u5b66\u751f\u7684\u4fe1\u606f\uff0c\u6309\u7167\u6210\u7ee9\u4ece\u9ad8\u5230\u5e95\u663e\u793a\u67e5\u8be2\u7ed3\u679c<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
<\/p>\n\n\n\n
<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6210\u7ee9\u4f4e\u4e8e90\u5206\u6216\u8005\u9ad8\u4e8e95\u5206\u7684\u5b66\u751f\u6240\u6709\u4fe1\u606f;<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u201c\u59d3\u540d\u201d\u548c\u201c\u8eab\u4efd\u8bc1\u53f7\u201d\u4e24\u5217\u6570\u636e\uff0c\u67e5\u8be2\u7ed3\u679c\u201c\u59d3\u540d\u201d\u5217\u540d\u79f0\u663e\u793a\u4e3aname,\u201c\u8eab\u4efd\u8bc1\u53f7\u201d\u5217\u540d\u79f0\u663e\u793a\u4e3a\u201cidcard\u201d<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6240\u6709\u5b66\u751f\u7684\u603b\u6210\u7ee9<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6bcf\u4e2a\u73ed\u7ea7\u7684\u603b\u6210\u7ee9<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6bcf\u4e2a\u73ed\u7ea7\u7684\u603b\u6210\u7ee9\u5927\u4e8e200\u7684\u73ed\u7ea7;<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6240\u6709\u5b66\u751f\u7684\u5e73\u5747\u6210\u7ee9;<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6240\u6709\u5b66\u751f\u7684\u6700\u9ad8\u5206\u548c\u6700\u4f4e\u5206<\/p>\n\n\n\n
\u67e5\u8be2student\u8868\u4e2d\u6240\u6709\u884c\u6570<\/p>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n
MariaDB [class]> select * from student;\n+--------------+-----------+--------------------+--------------+--------+--------------------+\n| \u5b66\u751f\u7f16\u53f7     | \u59d3\u540d      | \u8eab\u4efd\u8bc1\u53f7           | \u6240\u5728\u73ed\u7ea7     | \u6210\u7ee9   | \u5907\u6ce8               |\n+--------------+-----------+--------------------+--------------+--------+--------------------+\n|          111 | \u4e1c\u90aa      | 123456789123456789 |            2 |     90 | NULL               |\n|          120 | \u4e18\u5904\u673a    | 213456789123456789 |            5 |     87 | NULL               |\n|          112 | \u897f\u6bd2      | 223456789123456789 |            7 |     95 | \u7231\u597d\u86e4\u87c6\u529f         |\n|          112 | \u5357\u5e1d      | 323456789123456789 |            2 |     99 | \u4e00\u9633\u6307             |\n|          114 | \u5317\u4e10      | 423456789123456789 |            3 |     96 | NULL               |\n|          115 | \u8001\u987d\u7ae5    | 523456789123456789 |            1 |     99 | \u7231\u597d\u5404\u79cd\u6b66\u529f       |\n|          116 | \u9ec4\u84c9      | 623456789123456789 |            3 |     88 | \u6253\u72d7\u68d2             |\n|          117 | \u90ed\u9756      | 723456789123456789 |            1 |     89 | \u964d\u9f99\u5341\u516b\u638c         |\n|          118 | \u6768\u5eb7      | 823456789123456789 |            1 |     80 | \u4e5d\u9634\u767d\u9aa8\u722a         |\n|          119 | \u88d8\u5343\u4ede    | 923456789123456789 |            7 |     77 | \u6c34\u4e0a\u6f02             |\n+--------------+-----------+--------------------+--------------+--------+--------------------+\nMariaDB [class]> update student set \u5b66\u751f\u7f16\u53f7 = 113 where \u59d3\u540d = '\u5357\u5e1d';\nQuery OK, 1 row affected (0.001 sec)\nRows matched: 1  Changed: 1  Warnings: 0\n<\/code><\/pre>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00\u3001\u5b89\u88c5\u6570\u636e\u5e93 \u4e8c\u3001\u6570\u636e\u5e93\u521b\u5efa\u548c\u67e5\u8be2 2.1 \u5bfc\u5165\u53ca\u67e5\u8be2employees\u5458\u5de5\u6570\u636e\u8868 2.2 \u521b\u5efaclass\u73ed […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[31,57,58],"class_list":["post-1218","post","type-post","status-publish","format-standard","hentry","category-linux","tag-mariadb","tag-57","tag-58"],"_links":{"self":[{"href":"http:\/\/113.45.254.23\/index.php?rest_route=\/wp\/v2\/posts\/1218","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/113.45.254.23\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/113.45.254.23\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/113.45.254.23\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/113.45.254.23\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1218"}],"version-history":[{"count":11,"href":"http:\/\/113.45.254.23\/index.php?rest_route=\/wp\/v2\/posts\/1218\/revisions"}],"predecessor-version":[{"id":1291,"href":"http:\/\/113.45.254.23\/index.php?rest_route=\/wp\/v2\/posts\/1218\/revisions\/1291"}],"wp:attachment":[{"href":"http:\/\/113.45.254.23\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1218"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/113.45.254.23\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1218"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/113.45.254.23\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}