Home Common Problem What are the SQL statements for backing up the database?

What are the SQL statements for backing up the database?

Sep 18, 2023 am 11:26 AM
mysql sql statement backup database

The sql statements for backing up the database include mysqldump command, pg_dump command, expdp command, BACKUP DATABASE command, mongodump command and redis-cli command.

What are the SQL statements for backing up the database?

Backing up the database is a very important task in database management, which can ensure the security and reliability of the data. When performing database backup, we can use different SQL statements to complete the backup operation. The following are some common SQL statements for backing up databases:

1. Use the mysqldump command to back up the MySQL database:

mysqldump -u username -p password database_name > backup_file.sql
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This command will back up the specified database to a .sql file.

2. Use the pg_dump command to back up the PostgreSQL database:

pg_dump -U username -W -F t database_name > backup_file.tar
Copy after login

This command will back up the specified database to a .tar file.

3. Use the expdp command to back up the Oracle database:

expdp username/password@service_name dumpfile=backup_file.dmp
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This command will back up the specified database to a .dmp file.

4. Use the BACKUP DATABASE command to back up the SQL Server database:

BACKUP DATABASE database_name TO DISK='backup_file.bak'
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This command will back up the specified database to a .bak file.

5. Use the mongodump command to back up the MongoDB database:

mongodump --db database_name --out backup_directory
Copy after login

This command will back up the specified database to a specified directory.

6. Use the redis-cli command to back up the Redis database:

SAVE
Copy after login

This command will save the data of the Redis database to the hard disk.

The above are some common SQL statements for backing up databases. The specific usage methods can be adjusted according to different database management systems. When performing database backup, you also need to pay attention to regular backup, backup file storage and recovery testing to ensure the effectiveness and reliability of the backup. .

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