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| =Installation=
| | *[[Mysql allgmein]] |
| root@asuka:~# aptitude install mysql-server mysql-client
| | *[[Mysql an Grafana]] |
| | | *[[Mysql Password reset]] |
| =Login=
| | *[[Mysql Kompakt]] |
| root@asuka:~# mysql --user root -h localhost -p
| | *[[Mysql Logging]] |
| Enter password: XXXXXX
| | *[[Mysql ODBC]] |
| Welcome to the MySQL monitor. Commands end with ; or \g.
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| Your MySQL connection id is 48
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| Server version: 5.1.41-3ubuntu12 (Ubuntu)
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|
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| Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
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|
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| mysql>
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| =Status überprüfen=
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| mysql> status;
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| --------------
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| mysql Ver 14.14 Distrib 5.1.41, for debian-linux-gnu (i486) using readline 6.1
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|
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| Connection id: 48
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| SSL: Not in use
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| Current pager: stdout
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| Using outfile: ''
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| Using delimiter: ;
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| Server version: 5.1.41-3ubuntu12 (Ubuntu)
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| Protocol version: 10
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| Connection: Localhost via UNIX socket
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| Client characterset: latin1
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| Server characterset: latin1
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| UNIX socket: /var/run/mysqld/mysqld.sock
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| Uptime: 41 min 4 sec
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|
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| Threads: 1 Questions: 207 Slow queries: 0 Opens: 476 Flush tables: 1 Open tables: 64 Queries per second avg: 0.84
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| --------------
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| =Hilfe aufrufen=
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| mysql> help contents;
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| You asked for help about help category: "Contents"
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| For more information, type 'help <item>', where <item> is one of the following
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| categories:
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| Account Management
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| Administration
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| Compound Statements
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| Data Definition
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| Data Manipulation
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| Data Types
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| Functions
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| Functions and Modifiers for Use with GROUP BY
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| Geographic Features
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| Language Structure
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| Plugins
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| Table Maintenance
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| Transactions
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| User-Defined Functions
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| Utility
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| =Datenbanken anzeigen=
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| mysql> show databases;
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| +--------------------+
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| | Database |
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| +--------------------+
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| | information_schema |
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| | mysql |
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| +--------------------+
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| 2 rows in set (0.00 sec)
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| =Datenbank auswählen=
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| mysql> use mysql;
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| Reading table information for completion of table and column names
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| You can turn off this feature to get a quicker startup with -A
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|
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| Database changed
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| =Datenbank erstellen=
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| mysql> create database world;
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| Query OK, 1 row affected (0.00 sec)
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| mysql> show databases;
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| +--------------------+
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| | Database |
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| +--------------------+
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| | information_schema |
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| | mysql |
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| | world |
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| +--------------------+
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| 3 rows in set (0.00 sec)
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| =Datenbank mit Daten von Backup füllen=
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| root@asuka:~# mysql world < world.sql -p
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| Enter password:
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| =Datenbank wechseln=
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| mysql> use world
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| Reading table information for completion of table and column names
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| You can turn off this feature to get a quicker startup with -A
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|
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| Database changed
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| =Tabellen einer Datenbank anzeigen=
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| mysql> show tables;
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| +-----------------+
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| | Tables_in_world |
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| +-----------------+
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| | City |
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| | Country |
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| | CountryLanguage |
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| +-----------------+
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| 3 rows in set (0.00 sec)
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| =Tabellenbeschreibung anzeigen=
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| mysql> describe City;
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| +-------------+----------+------+-----+---------+----------------+
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| | Field | Type | Null | Key | Default | Extra |
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| +-------------+----------+------+-----+---------+----------------+
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| | ID | int(11) | NO | PRI | NULL | auto_increment |
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| | Name | char(35) | NO | | | |
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| | CountryCode | char(3) | NO | | | |
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| | District | char(20) | NO | | | |
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| | Population | int(11) | NO | | 0 | |
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| +-------------+----------+------+-----+---------+----------------+
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| 5 rows in set (0.00 sec)
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| =Einträge anzeigen=
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| mysql> select * from City;
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| +----+------------------+-------------+---------------+------------+
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| | ID | Name | CountryCode | District | Population |
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| +----+------------------+-------------+---------------+------------+
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| | 1 | Kabul | AFG | Kabol | 1780000 |
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| | 2 | Qandahar | AFG | Qandahar | 237500 |
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| | 3 | Herat | AFG | Herat | 186800 |
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| | 4 | Mazar-e-Sharif | AFG | Balkh | 127800 |
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| | 5 | Amsterdam | NLD | Noord-Holland | 731200 |
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| (...)
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| | |
| =Nur die ersten 10 Einträge anzeigen=
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| mysql> select * from City limit 10;
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| +----+----------------+-------------+---------------+------------+
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| | ID | Name | CountryCode | District | Population |
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| +----+----------------+-------------+---------------+------------+
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| | 1 | Kabul | AFG | Kabol | 1780000 |
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| | 2 | Qandahar | AFG | Qandahar | 237500 |
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| | 3 | Herat | AFG | Herat | 186800 |
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| | 4 | Mazar-e-Sharif | AFG | Balkh | 127800 |
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| | 5 | Amsterdam | NLD | Noord-Holland | 731200 |
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| | 6 | Rotterdam | NLD | Zuid-Holland | 593321 |
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| | 7 | Haag | NLD | Zuid-Holland | 440900 |
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| | 8 | Utrecht | NLD | Utrecht | 234323 |
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| | 9 | Eindhoven | NLD | Noord-Brabant | 201843 |
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| | 10 | Tilburg | NLD | Noord-Brabant | 193238 |
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| +----+----------------+-------------+---------------+------------+
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| 10 rows in set (0.00 sec)
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| =Anzeigen von Einträgen mit einer Bedingung=
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| mysql> select * from City where Population > 5000000;
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| +------+-------------------+-------------+-------------------+------------+
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| | ID | Name | CountryCode | District | Population |
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| +------+-------------------+-------------+-------------------+------------+
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| | 206 | S�o Paulo | BRA | S�o Paulo | 9968485 |
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| | 207 | Rio de Janeiro | BRA | Rio de Janeiro | 5598953 |
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| | 456 | London | GBR | England | 7285000 |
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| | 608 | Cairo | EGY | Kairo | 6789479 |
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| | 939 | Jakarta | IDN | Jakarta Raya | 9604900 |
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| (...)
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| =Umstellen der Zeichenkodierung=
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| mysql> SET NAMES 'utf8';
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| Query OK, 0 rows affected (0.00 sec)
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| Weil:
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| mysql> select * from City where Population > 5000000;
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| +------+---------------------+-------------+---------------------+------------+
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| | ID | Name | CountryCode | District | Population |
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| +------+---------------------+-------------+---------------------+------------+
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| | 206 | '''São''' Paulo | BRA | '''São''' Paulo | 9968485 |
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| | 207 | Rio de Janeiro | BRA | Rio de Janeiro | 5598953 |
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| (...)
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