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https://dev.mysql.com/doc/refman/8.0/en/group-replication-upgrading-member.html
As of MySQL 8.0.17, when all members of a group have been upgraded to the same release, they all change back to read-write mode automatically. This section explains the steps required for upgrading a member of a group. This procedure is part of the ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-use-cases.html
Depending on the number of servers which fail the group might have degraded performance or scalability, but it is still available. Group Replication enables you to create fault-tolerant systems with redundancy by replicating the system state to a ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-view-changes.html
Without it, the server joining the group would not have the necessary information to be able to certify (detect conflicts) subsequent transactions. When Group Replication's distributed recovery process is carrying out state transfer from the binary ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication.html
Group Replication does not have an inbuilt method to do this. This chapter explains MySQL Group Replication and how to install, configure and monitor groups. MySQL Group Replication enables you to create elastic, highly-available, fault-tolerant ...
https://dev.mysql.com/doc/refman/8.0/en/help.html
These have the same meaning as for pattern-matching operations performed with the LIKE operator. HELP 'search_string' The HELP statement returns online information from the MySQL Reference Manual. Its proper operation requires that the help tables ...
https://dev.mysql.com/doc/refman/8.0/en/ibd2sdi.html
If two successive files have the same space ID, the later file must start with the last page number of the previous file + 1. ibd2sdi is a utility for extracting serialized dictionary information (SDI) from InnoDB tablespace files. ibd2sdi can be ...
https://dev.mysql.com/doc/refman/8.0/en/identifier-qualifiers.html
Qualifiers have these characteristics: An unqualified name consists of a single identifier. An unqualified name is permitted in contexts where interpretation of the name is unambiguous. A qualified name includes at least one qualifier to clarify the ...
https://dev.mysql.com/doc/refman/8.0/en/identifiers.html
The identifier quote character is the backtick (`): mysql> SELECT * FROM `select` WHERE `select`.id > 100; If the ANSI_QUOTES SQL mode is enabled, it is also permissible to quote identifiers within double quotation marks: mysql> CREATE TABLE "test" ... Certain objects within MySQL, including database, table, index, column, alias, view, stored procedure, partition, tablespace, resource group and other object names are known as ...
https://dev.mysql.com/doc/refman/8.0/en/if.html
The IF statement can have THEN, ELSE, and ELSEIF clauses, and it is terminated with END IF. [ELSE statement_list] END IF The IF statement for stored programs implements a basic conditional construct. Note There is also an IF() function, which ...
https://dev.mysql.com/doc/refman/8.0/en/implicit-commit.html
UNLOCK TABLES commits a transaction only if any tables currently have been locked with LOCK TABLES to acquire nontransactional table locks. The statements listed in this section (and any synonyms for them) implicitly end any transaction active in ...