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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-operations-per-fragment.html
Note When using tot_key_writes, you should keep in mind that a write operation in this context updates the row if the key exists, and inserts a new row otherwise. The operations_per_fragment table provides information about the operations performed ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-nodes-groups.html
Note All node groups in an NDB Cluster must have the same number of data nodes. Note Only data nodes are shown here; although a working NDB Cluster requires an ndb_mgmd process for cluster management and at least one SQL node to access the data ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-online-operations.html
Note Some older releases of NDB Cluster used a syntax specific to NDB for online ALTER TABLE operations. MySQL NDB Cluster 8.0 supports online table schema changes using ALTER TABLE ... NDB Cluster handles COPY and INPLACE as described in the next ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndbmtd.html
Note It is possible to use ndbd and ndbmtd concurrently on different data nodes in the same NDB Cluster. ndbmtd is a multithreaded version of ndbd, the process that is used to handle all the data in tables using the NDBCLUSTER storage engine.
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-security-networking-issues.html
(See Section 25.6.20.2, “NDB Cluster and MySQL Privileges”, for more information about this and related issues.) Note You can exercise some control over SQL and API node access to the cluster by specifying a HostName parameter for all [mysqld] ... In this section, we discuss basic network security issues as they relate to NDB ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-start-phases.html
Note Disk Data files are not removed when restarting a node using --initial. Note When one or more nodes hang in Phase 1 while the remaining node or nodes hang in Phase 2, this often indicates network problems. This section provides a simplified ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-installer-setup.html
Note Commercial-only MySQL products, such as MySQL Enterprise Backup, are available to select and install if you are using the Commercial version of MySQL Installer (see MySQL Installer Commercial Release). Note Installed MySQL products are neither ... Choosing a Setup Type Path Conflicts Check Requirements MySQL Installer Configuration Files When you download MySQL Installer for the first time, a setup wizard guides you through the initial installation of MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-nutshell.html
Note Use of || is deprecated unless the PIPES_AS_CONCAT SQL mode is enabled. Note In MySQL 5.7, the LOCK_TABLE column in the INNODB_LOCKS table and the locked_table column in the sys schema innodb_lock_waits and x$innodb_lock_waits views contain ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-ssl-rsa-setup.html
Note mysql_ssl_rsa_setup uses the openssl command, so its use is contingent on having OpenSSL installed on your machine. Instead, consider using MySQL server to generate missing SSL and RSA files automatically at startup (see Automatic SSL and RSA ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlcheck.html
Note If the OpenSSL FIPS Object Module is not available, the only permitted value for --ssl-fips-mode is OFF. The mysqlcheck client performs table maintenance: It checks, repairs, optimizes, or analyzes tables. Each table is locked and therefore ...