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https://dev.mysql.com/doc/refman/8.4/en/group-replication-configuring-instances.html
The use of other storage engines, including the temporary MEMORY storage engine, might cause errors in Group Replication. It might work, but chances are that the operations race and then the act of joining the group ends up in an error or a time out. If the group members have a value set for one of these system variables, and a joining member has a different value set for it, the joining member cannot join the group and an error message is ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-responses-failure-partition.html
When the timeout specified by group_replication_unreachable_majority_timeout elapses, all pending transactions that have been processed by the member and the others in the minority group are rolled back, and the servers in that group move to the ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-buffer-pool-resize.html
Starting the server with --log-error-verbosity=3 logs additional information to the error log during an online buffer pool resizing operation. You can configure InnoDB buffer pool size offline or while the server is running. For additional ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-limits.html
Attempting to use an index key prefix length that exceeds the limit returns an error. ERROR 1070 (42000): Too many key parts specified; max 16 parts allowed The maximum row size, excluding any variable-length columns that are stored off-page, is ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-row-format.html
Importing a table that does not explicitly define a row format results in a schema mismatch error if the innodb_default_row_format setting on the source server differs from the setting on the destination server. The row format of a table determines ...
https://dev.mysql.com/doc/refman/8.4/en/join.html
If you mix comma joins with the other join types when there is a join condition, an error of the form Unknown column 'col_name' in 'on clause' may occur. Because t1.i1 is not a column in either of the operands, the result is an Unknown column ...
https://dev.mysql.com/doc/refman/8.4/en/json-utility-functions.html
If the value is not a JSON document, or if it cannot be parsed as one, the function fails with an error. If json_val is not NULL, and neither is a valid JSON document nor can be successfully parsed as one, an error results. An error results when ...
https://dev.mysql.com/doc/refman/8.4/en/keyring-oci-component.html
Check the server error log, correct the configuration issues, and use the ALTER INSTANCE RELOAD KEYRING statement to reload the configuration. Note The Oracle Cloud Infrastructure Vault keyring component is included in MySQL Enterprise Edition, a ...
https://dev.mysql.com/doc/refman/8.4/en/keyring-system-variables.html
If an attempted runtime assignment to keyring_okv_conf_dir results in an error, the variable value and keyring operation remain unchanged. These variables are unavailable unless the appropriate keyring plugin is installed (see Section 8.4.4.3, ...
https://dev.mysql.com/doc/refman/8.4/en/load-xml.html
If the file cannot be found, the following error results: ERROR 2 (HY000): File '/person.xml' not found (Errcode: 2) The ROWS IDENTIFIED BY '<person>' clause means that each <person> element in the XML file is considered equivalent to a row in the ...The tagname in the optional ROWS IDENTIFIED BY clause must also be given as a literal string, and must be surrounded by angle brackets (< and ...