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What happens when I back up to mysqldump?
When you back-up on the same device as the database, this produces unnecessary random IOPS. The dump is done sequentially, on a per table basis, causing a full-table scan and many buffer page misses on tables that are not fully cached in memory.
How to make mysqldump dump output more compatible?
It only enables those SQL mode values that are currently available for making dump output more compatible. For example, –compatible=oracle does not map data types to Oracle types or use Oracle comment syntax. Use complete INSERT statements that include column names. Use compression in server/client protocol.
How does mysqldump treat the first name in a database?
Normally, mysqldump treats the first name argument on the command line as a database name and following names as table names. With this option, it treats all name arguments as database names. CREATE DATABASE and USE statements are included in the output before each new database. If using a debug version of MariaDB, write a debugging log.
How is mysqldump client used in MariaDB?
The mysqldump client is a backup program originally written by Igor Romanenko. It can be used to dump a database or a collection of databases for backup or transfer to another database server (not necessarily MariaDB or MySQL). The dump typically contains SQL statements to create the table, populate it, or both.
When to use the mysqldump command in replication?
The mysqldump command is frequently used to create an empty instance, or an instance including data, on a slave server in a replication configuration. The following options apply to dumping and restoring data on replication master and slave servers.
What are the options for mysqldump in MariaDB?
mysqldump supports the following options: Option Description –all Deprecated. Use –create-options instead -A, –all-databases Dump all the databases. This will be sam -Y, –all-tablespaces Dump all the tablespaces. -y, –no-tablespaces Do not dump any tablespace information.