What is physical and logical backup in MySQL?

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physical backup is to copy for backing up all the physical files that belongs to database. (like data files,control files,log files, executables etc). In logical backup, you don't take the copies of any physical things,you only extract the data from the data files into dump files. 24 авг. 2016 г.

What is physical backup and logical backup in MySQL?

The backup consists of exact copies of database directories and files. Typically this is a copy of all or part of the MySQL data directory. Physical backup methods are faster than logical because they involve only file copying without conversion. Output is more compact than for logical backup.

What is physical and logical backup?

Physical database backups are backups of physical files that are used to store and recover databases. Logical database backups are backups of logical files that are retrieved from the database. It contains data files, control files, and archived redo logs.

What is logical backup in MySQL?

A logical backup copies data, but not physical files, from one location to another. A logical backup is used to move or archive a database, tables, or schemas and to verify database structures.

What are the main 3 types of backups in SQL?

A backup of data in a complete database (a database backup), a partial database (a partial backup), or a set of data files or filegroups (a file backup).

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