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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-online-operations.html
For ALGORITHM=COPY, the mysqld NDB Cluster handler performs the following actions: Tells the data nodes to create an empty copy of the table, and to make the required schema changes to this copy. Tells the data nodes to drop the original table and ...NDB Cluster handles COPY and INPLACE as described in the next few ... MySQL NDB ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndb-api-statistics.html
Such actions include starting and closing (or aborting) transactions; primary key and unique key operations; table, range, and pruned scans; threads blocked while waiting for the completion of various operations; and data and events sent and ... A ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-limitations.html
The statement to initiate the cloning operation must therefore include the DATA DIRECTORY clause if Group Replication is running. InnoDB does not use gap locks in READ COMMITTED, which aligns the local conflict detection within InnoDB with the ...
https://dev.mysql.com/doc/refman/8.0/en/windows-select-server.html
The following table shows the available servers for Windows in MySQL 8.0. Binary Description mysqld Optimized binary with named-pipe support mysqld-debug Like mysqld, but compiled with full debugging and automatic memory allocation checking All of ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-install-linux-source.html
(This assumes that all data node hosts use the same architecture and operating system; otherwise you may need to compile separately for each different platform.) The data node binary need not be in any particular location on the host's file system, ...The archived source file should have a name similar to ... This section provides information about ...For ...
https://dev.mysql.com/doc/refman/8.0/en/clone-plugin-replication.html
To initiate replication, the binary logs required for the recipient to catch up to the donor must not be purged between the time that the data is cloned and the time that replication is started. Note that if the settings master_info_repository=FILE ...In addition to cloning data, a cloning operation extracts replication coordinates from the donor and transfers them to the recipient, which enables using the clone plugin for provisioning Group Replication members and ...
https://dev.mysql.com/doc/refman/8.0/en/information-schema-optimization.html
Note If the innodb_read_only system variable is enabled, ANALYZE TABLE may fail because it cannot update statistics tables in the data dictionary, which use InnoDB. To write queries for these tables most efficiently, use the following general ...To ...
https://dev.mysql.com/doc/refman/8.0/en/repair-table.html
In the worst case, you might have a new clean index file without information about the data file, and then the next operation you perform could overwrite the data file. QUICK If you use the QUICK option, REPAIR TABLE tries to repair only the index ...Important Make a backup of a table before performing a table repair operation; under some circumstances the operation might cause data ...Although normally ...
https://dev.mysql.com/doc/refman/8.0/en/truncate-table.html
As of MySQL 8.0.21, if the tablespace was created with an earlier version and resides in an unknown directory, InnoDB creates the new tablespace in the default location and writes the following warning to the error log: The DATA DIRECTORY location ...The usual result is “0 rows affected,” which should be interpreted as “no information.” As long as the table definition is valid, the table can be re-created as an empty table with TRUNCATE TABLE, even if the data or index files have become ...
https://dev.mysql.com/doc/refman/8.0/en/binary-installation.html
To install MySQL from a compressed tar file binary distribution, your system must have GNU XZ Utils to uncompress the distribution and a reasonable tar to unpack it. These include generic binary distributions in the form of compressed tar files ...