Files Backed Up by mariadb-backup

List of file types included in a backup. Understand which data files, logs, and configuration files are preserved during the backup process.

mariadb-backup was previously called mariabackup.

Files Included in Backup

mariadb-backup backs up the files listed below.

InnoDB Data Files

mariadb-backup backs up the following InnoDB data files:

• InnoDB system tablespace

• InnoDB file-per-table tablespaces

MyRocks Data Files

Current

mariadb-backup will back up tables that use the MyRocks storage engine. This data is located in the directory defined by the rocksdb_datadir system variable. mariadb-backup backs this data up by performing a checkpoint using the rocksdb_create_checkpoint system variable.

< 10.3.8 to 10.2.16

Other Data Files

mariadb-backup also backs up files with the following extensions:

• frm

• isl

• MYD

• MYI

• MAD

• MAI

• MRG

• TRG

• TRN

• ARM

• ARZ

• CSM

• CSV

• opt

• par

Files Excluded From Backup

mariadb-backup does not back up the files listed below.

• InnoDB Temporary Tablespaces

• Binary logs

• Relay logs

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