PDF (US Ltr)
- 35.1Mb
PDF (A4)
- 35.2Mb
Man Pages (TGZ)
- 256.4Kb
Man Pages (Zip)
- 361.2Kb
Info (Gzip)
- 3.4Mb
Info (Zip)
- 3.4Mb
Search Results
https://dev.mysql.com/doc/refman/5.7/en/group-replication-distributed-recovery-basics.html
Whenever a member joins a replication group, it connects to an existing member to carry out state transfer. The server joining the group transfers all the transactions that took place in the group before it joined, which are provided by the ...When ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-failure-detection.html
Group Replication’s failure detection mechanism is a distributed service which is able to identify that a server in the group is not communicating with the others, and is therefore suspected of being out of service. If the group’s consensus is ...One channel is used to send messages to the member and the other channel is used to receive messages from the ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-tuning-recovery.html
Whenever a new member joins a replication group, it connects to a suitable donor and fetches the data that it has missed up until the point it is declared online. This critical component in Group Replication is fault tolerant and configurable. The ...If the connection to the selected donor fails, a new connection is automatically attempted to a new candidate ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-deploying-in-multi-primary-or-single-primary-mode.html
Group Replication operates in the following different modes: single-primary mode multi-primary mode The default mode is single-primary. It is not possible to have members of the group deployed in different modes, for example one configured in ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-single-primary-mode.html
In this mode the group has a single-primary server that is set to read-write mode. All the other members in the group are set to read-only mode (with super-read-only=ON ). The primary is typically the first server to bootstrap the group, all other ...For example, changes to tables that have cascading foreign keys are allowed, whereas in multi-primary mode they are ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-data-manipulation-statements.html
As there are no primary servers (sources) for any particular data set, every server in the group is allowed to execute transactions at any time, even transactions that change state (RW transactions). But, at commit time, it coordinates with the ...
https://dev.mysql.com/doc/refman/5.7/en/partitioning-limitations-partitioning-keys-unique-keys.html
This section discusses the relationship of partitioning keys with primary keys and unique keys. The rule governing this relationship can be expressed as follows: All columns used in the partitioning expression for a partitioned table must be part ...
https://dev.mysql.com/doc/refman/5.7/en/password-hashing.html
Note The information in this section applies fully only before MySQL 5.7.5, and only for accounts that use the mysql_native_password or mysql_old_password authentication plugins. This includes removal of the mysql_old_password authentication plugin ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-tp-thread-group-state-table.html
The TP_THREAD_GROUP_STATE table has one row per thread group in the thread pool. Each row provides information about the current state of a group. The TP_THREAD_GROUP_STATE table has these columns: TP_GROUP_ID The thread group ID. This is where ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-observability.html
There is a lot of automation built into the Group Replication plugin. This is where the instrumentation of Group Replication and Performance Schema becomes important. The distributed nature of the replication protocol and the fact that server ...