MySQL: Difference between revisions
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* [https://dev.mysql.com/blog-archive/accessing-the-same-data-through-ldap-and-sql/ MySQL » LDAP Store & Fetch Data] | * [https://dev.mysql.com/blog-archive/accessing-the-same-data-through-ldap-and-sql/ MySQL » LDAP Store & Fetch Data] | ||
* [https://docs.vultr.com/how-to-install-mariadb-on-ubuntu-24-04 MySQL » Ubuntu » 24.04 » Install] | * [https://docs.vultr.com/how-to-install-mariadb-on-ubuntu-24-04 MySQL » Ubuntu » 24.04 » Install] | ||
* [http://repo.mysql.com/apt/ubuntu/ MySQL » Repo » Ubuntu] | |||
* [[MySQL/Dump|MySQL » Dump]] | * [[MySQL/Dump|MySQL » Dump]] | ||
* [[Helm/MariaDB|MySQL » Helm]] | * [[Helm/MariaDB|MySQL » Helm]] | ||
* [https://repo.mysql.com/ MySQL » Repo] | |||
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Revision as of 21:49, 9 November 2024
sudo apt-get install mariadb-server mariadb-client
sudo systemctl enable --now mariadb
systemctl status mariadb
mariadb --version
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sudo vim /etc/mysql/mariadb.conf.d/50-server.cnf
sudo systemctl restart mariadb.service
systemctl status mariadb.service
sudo mysql_secure_installation
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Authorization
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MySQL » Auth » Unix sudo su
cat << DDL | mysql
CREATE USER 'chorke'@'localhost' IDENTIFIED VIA unix_socket;
GRANT ALL PRIVILEGES ON *.* TO 'chorke'@'localhost' WITH GRANT OPTION;
FLUSH PRIVILEGES;
DDL
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MySQL » Auth » Local cat << DDL | mysql
CREATE DATABASE IF NOT EXISTS chorke_orgwiki;
CREATE USER 'chorke_orgwiki'@'localhost' IDENTIFIED BY 'sadaqah!';
GRANT ALL PRIVILEGES ON chorke_orgwiki.* TO 'chorke_orgwiki'@'localhost';
FLUSH PRIVILEGES;
DDL
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MySQL » Auth » Remote cat << DDL | mysql
CREATE DATABASE IF NOT EXISTS chorke_orgwiki;
CREATE USER 'chorke_orgwiki'@'%' IDENTIFIED BY 'sadaqah!';
GRANT ALL PRIVILEGES ON chorke_orgwiki.* TO 'chorke_orgwiki'@'%';
FLUSH PRIVILEGES;
DDL
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Backup Restore
BACKUP_DATE_TIME="$(date +'%Y%m%d-T%H%M')-Z$(date +'%z'|tr '+-' 'PM')"
echo -n password: ;read -s MYSQL_PWD;export MYSQL_PWD; echo
# password: sadaqah!
mysql -h127.0.0.1 -P3306 -uchorke -Dchorke_orgwiki
mysqldump -h127.0.0.1 -P3306 -uchorke chorke_orgwiki > ./chorke_orgwiki-${BACKUP_DATE_TIME}.dump
mysql -h127.0.0.1 -P3306 -uchorke -Dchorke_orgwiki < chorke_orgwiki-20241010-T1010-ZP0600.dump
Playground
SELECT @@character_set_database, @@collation_database;
SHOW CHARACTER SET LIKE 'utf%';
SHOW CHARACTER SET;
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show databases;
use academia;
show tables;
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SELECT sysdate();
SELECT curdate();
SELECT now();
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References
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