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https://dev.mysql.com/doc/refman/8.4/en/drop-view.html
When this clause is given, a NOTE is generated for each nonexistent view. If any views named in the argument list do not exist, the statement fails with an error indicating by name which nonexisting views it was unable to drop, and no changes are ...
https://dev.mysql.com/doc/refman/8.4/en/enterprise-encryption-installation.html
Also, if you want to change the maximum length allowed for the RSA keys generated by the component functions, use the enterprise_encryption.maximum_rsa_key_size system variable to set an appropriate maximum. The functions are provided by a MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/error-handling.html
This appendix describes the types of error information MySQL provides and how to obtain information about them. It describes common problems and errors that may occur and potential resolutions.
https://dev.mysql.com/doc/refman/8.4/en/events-configuration.html
No warnings or errors are generated in such cases (provided that the statements are themselves valid). Events are executed by a special event scheduler thread; when we refer to the Event Scheduler, we actually refer to this thread. When running, ...
https://dev.mysql.com/doc/refman/8.4/en/faqs-general.html
With the auto_increment_increment and auto_increment_offset system variables, you can set each server to generate auto-increment values that don't conflict with other servers. Why did MySQL version numbering skip versions 6 and 7 and go straight to ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-compatibility-upgrade.html
During an online upgrade procedure, if the group is in single-primary mode, all the servers that are not currently offline for upgrading function as they did before. The group elects a new primary whenever necessary, following the election policies ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-configuring-consistency-guarantees.html
The AFTER consistency level has no impact on read-only transactions, because they do not generate changes. Although the Transaction Synchronization Points section explains that conceptually there are two synchronization points from which you can ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-gtids.html
View change events (View_change_log_event), which are generated by the group itself when a new member joins, are given GTIDs when they are recorded in the binary log. Group Replication uses GTIDs (global transaction identifiers) to track exactly ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-limitations.html
When checksums are available, Group Replication does not use them to verify incoming events on the group_replication_applier channel, because events are written to that relay log from multiple sources and before they are actually written to the ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-online-upgrade-methods.html
Choose one of the following methods of upgrading a Group Replication group: Rolling In-Group Upgrade This method is supported provided that servers running a newer version are not generating workload to the group while there are still servers with ...In other words servers with a newer version can join the group only as ...