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https://dev.mysql.com/doc/refman/8.0/en/mysql-installer.html
Each time you invoke MySQL Installer, the initialization process looks for the presence of an internet connection and prompts you to enable offline mode if it finds no internet access (and offline mode is disabled). MySQL product availability is ...
https://dev.mysql.com/doc/refman/8.0/en/audit-log-logging-configuration.html
If backed-up log files are encrypted, also back up the corresponding encryption passwords to a safe place, should you need to decrypt the files later. This section describes how to configure audit logging characteristics, such as the file to which ...
https://dev.mysql.com/doc/refman/8.0/en/backup-strategy-summary.html
If you have such safe media, this technique can also be good for disk load balancing (which results in a performance improvement). In case of an operating system crash or power failure, InnoDB itself does all the job of recovering data. But to make ...
https://dev.mysql.com/doc/refman/8.0/en/can-not-connect-to-server.html
It is safe to reduce TIME_WAIT greatly on LAN connections because there is little chance of packets arriving at very long delays, as they could through the Internet with its comparatively large distances and latencies. A MySQL client on Unix can ...
https://dev.mysql.com/doc/refman/8.0/en/cannot-create.html
Provided that the write error is to a test file, the error is not serious and can be safely ignored. If you get an error of the following type for some queries, it means that MySQL cannot create a temporary file for the result set in the temporary ...
https://dev.mysql.com/doc/refman/8.0/en/clone-plugin-encrypted-data.html
The following requirements apply: A secure connection is required when cloning remote data to ensure safe transfer of unencrypted tablespace keys over the network. Tablespace keys are decrypted at the donor before transport and re-encrypted at the ...
https://dev.mysql.com/doc/refman/8.0/en/correlated-subqueries.html
The predicate must employ the equality operator = for making the comparison; the null-safe <=> operator is not supported in this context. A correlated subquery is a subquery that contains a reference to a table that also appears in the outer query.
https://dev.mysql.com/doc/refman/8.0/en/data-dictionary.html
MySQL Server incorporates a transactional data dictionary that stores information about database objects. In previous MySQL releases, dictionary data was stored in metadata files, nontransactional tables, and storage engine-specific data ...
https://dev.mysql.com/doc/refman/8.0/en/delete-optimization.html
Truncate operations are not transaction-safe; an error occurs when attempting one in the course of an active transaction or active table lock. The time required to delete individual rows in a MyISAM table is exactly proportional to the number of ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-bootstrap.html
The process of starting a group for the first time is called bootstrapping. The bootstrap should only be done by a single server, the one that starts the group and only once. This is why the value of the group_replication_bootstrap_group option was ...