MYSQL
De TwisterWiki
- Réaliser des dumps
mysqldump --extended-insert=FALSE --add-drop-table --user=$USER --password=$PASS $DATABASE > dump.sql mysqldump --extended-insert=FALSE --add-drop-table --no-data --user=$USER --password=$PASS $DATABASE > dump_schema.sql
- Basculer un slave en master et le master en slave
1 - mettre en lecture seule le master
mysql -u root -p mysql> use database; mysql> flush tables with read lock;
2 - stopper le slave
mysql -u root -p mysql> stop SLAVE;
3 - noter la position du serveur en slave
mysql -u root -p mysql> show master status\G
4 - sur le master (passage en slave)
mysql> CHANGE MASTER TO MASTER_HOST=, MASTER_USER='replic', MASTER_PASSWORD='PASSWORD', MASTER_PORT=3306 ,MASTER_LOG_FILE='FILE', MASTER_LOG_POS=POS;