MariaDB

Sissejuhatus

TODO

Tarkvara paigaldamine

Paigaldamine tavalisest paketihaldusest

# apt-get install mariadb-server

Seadistamine

Debian v. 11 operatsioonisüsteemi puhul kasutatakse vaikimisi utf8mb4, vt

/etc/mysql/mariadb.conf.d/50-server.cnf

st andmebaasi ja kasutajat on loomulik moodustada selliselt, nt wordpress jaoks sobib väga hästi

MariaDB [(none)]> CREATE DATABASE projektinimi CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
MariaDB [(none)]> grant all privileges on projektinimi.* to 'projektinimi'@'%' identified by 'parool';
MariaDB [(none)]> grant all privileges on projektinimi.* to 'projektinimi'@'localhost' identified by 'parool';

Collation jms

MariaDB [(none)]> SHOW GLOBAL VARIABLES LIKE 'collation%';
+----------------------+--------------------+
| Variable_name        | Value              |
+----------------------+--------------------+
| collation_connection | utf8mb4_general_ci |
| collation_database   | utf8mb4_general_ci |
| collation_server     | utf8mb4_general_ci |
+----------------------+--------------------+
3 rows in set (0.001 sec)

ning

MariaDB [(none)]> SHOW COLLATION WHERE Sortlen LIKE '8' AND Charset LIKE 'utf8mb4';
+------------------------------+---------+------+---------+----------+---------+
| Collation                    | Charset | Id   | Default | Compiled | Sortlen |
+------------------------------+---------+------+---------+----------+---------+
| utf8mb4_unicode_ci           | utf8mb4 |  224 |         | Yes      |       8 |
| utf8mb4_icelandic_ci         | utf8mb4 |  225 |         | Yes      |       8 |
| utf8mb4_latvian_ci           | utf8mb4 |  226 |         | Yes      |       8 |
| utf8mb4_romanian_ci          | utf8mb4 |  227 |         | Yes      |       8 |
| utf8mb4_slovenian_ci         | utf8mb4 |  228 |         | Yes      |       8 |
| utf8mb4_polish_ci            | utf8mb4 |  229 |         | Yes      |       8 |
| utf8mb4_estonian_ci          | utf8mb4 |  230 |         | Yes      |       8 |
| utf8mb4_spanish_ci           | utf8mb4 |  231 |         | Yes      |       8 |
...

character set

MariaDB [(none)]> SHOW CHARACTER SET LIKE 'utf8%';
+---------+---------------+--------------------+--------+
| Charset | Description   | Default collation  | Maxlen |
+---------+---------------+--------------------+--------+
| utf8    | UTF-8 Unicode | utf8_general_ci    |      3 |
| utf8mb4 | UTF-8 Unicode | utf8mb4_general_ci |      4 |
+---------+---------------+--------------------+--------+
2 rows in set (0.000 sec)
<pre>

ning

<pre>
MariaDB [(none)]> SHOW COLLATION WHERE Sortlen LIKE '8' AND Charset LIKE 'utf8';
+---------------------------+---------+------+---------+----------+---------+
| Collation                 | Charset | Id   | Default | Compiled | Sortlen |
+---------------------------+---------+------+---------+----------+---------+
| utf8_unicode_ci           | utf8    |  192 |         | Yes      |       8 |
| utf8_icelandic_ci         | utf8    |  193 |         | Yes      |       8 |
| utf8_latvian_ci           | utf8    |  194 |         | Yes      |       8 |
| utf8_romanian_ci          | utf8    |  195 |         | Yes      |       8 |
| utf8_slovenian_ci         | utf8    |  196 |         | Yes      |       8 |
| utf8_polish_ci            | utf8    |  197 |         | Yes      |       8 |
...

Kasulikud lisamaterjalid

• https://database.guide/show-the-collation-in-mariadb/
• https://mariadb.com/kb/en/show-collation/

Misc

MariaDB [(none)]> SHOW VARIABLES LIKE "%version%";
+-----------------------------------+------------------------------------------+
| Variable_name                     | Value                                    |
+-----------------------------------+------------------------------------------+
| in_predicate_conversion_threshold | 1000                                     |
| innodb_version                    | 10.5.28                                  |
| protocol_version                  | 10                                       |
| slave_type_conversions            |                                          |
| system_versioning_alter_history   | ERROR                                    |
| system_versioning_asof            | DEFAULT                                  |
| tls_version                       | TLSv1.2,TLSv1.3                          |
| version                           | 10.5.28-MariaDB-0+deb11u1                |
| version_comment                   | Debian 11                                |
| version_compile_machine           | x86_64                                   |
| version_compile_os                | debian-linux-gnu                         |
| version_malloc_library            | system                                   |
| version_source_revision           | 7eded23be6597b4c485e8cad1538f2ae14541f91 |
| version_ssl_library               | OpenSSL 1.1.1w  11 Sep 2023              |
| wsrep_patch_version               | wsrep_26.22                              |
+-----------------------------------+------------------------------------------+
15 rows in set (0.001 sec)

Paigaldamine tootja repost

TODO

Kasulikud lisamaterjalid

• TODO