Бекап баз данных

PostgreSQL

Backup your databases

docker exec -t your-db-container pg_dumpall -c -U postgres > dump_`date +%d-%m-%Y"_"%H_%M_%S`.sql`

Restore your databases

cat your_dump.sql | docker exec -i your-db-container psql -U postgres

MySQL/MariaDB

Backup your databases

docker exec -t your-db-container mysqldump -u root -p <db> | gzip > wpbackup.sql.gz

Restore your databases

docker exec -t your-db-container mysqldump -u root -p <db> < wpbackup.sql