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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndb-innodb-engines.html
The NDB storage engine is implemented using a distributed, shared-nothing architecture, which causes it to behave differently from InnoDB in a number of ways. For those unaccustomed to working with NDB, unexpected behaviors can arise due to its ...
https://dev.mysql.com/doc/refman/8.0/en/aggregate-functions.html
For more information, see Section 14.19.3, “MySQL Handling of GROUP BY”. Examples: SELECT SEC_TO_TIME(SUM(TIME_TO_SEC(time_col))) FROM tbl_name; SELECT FROM_DAYS(SUM(TO_DAYS(date_col))) FROM tbl_name; Functions such as SUM() or AVG() that expect ... This section describes aggregate functions that operate on sets of ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-preparation.html
Preparing the NDB Cluster for replication consists of the following steps: Check all MySQL servers for version compatibility (see Section 25.7.2, “General Requirements for NDB Cluster Replication”). If the source cluster is already in use, you ...To provide replication backup capability, you also need to add an --ndb-connectstring option to the replica's my.cnf file prior to starting the replication ...
https://dev.mysql.com/doc/refman/8.0/en/thread-pool.html
Note MySQL Enterprise Thread Pool is an extension included in MySQL Enterprise Edition, a commercial product. MySQL Enterprise Edition includes MySQL Enterprise Thread Pool, implemented using a server plugin. The default thread-handling model in ...
https://dev.mysql.com/doc/refman/8.0/en/data-directory.html
Information managed by the MySQL server is stored under a directory known as the data directory. All MySQL installations have certain standard databases: The mysql directory corresponds to the mysql system schema, which contains information ...The ...
https://dev.mysql.com/doc/refman/8.0/en/data-masking-components-installation.html
As of MySQL 8.0.33, components provide access to MySQL Enterprise Data Masking and De-Identification functionality. Previously, MySQL implemented masking and de-identification capabilities as a plugin library file containing a plugin and several ...
https://dev.mysql.com/doc/refman/8.0/en/faqs-views.html
Where can I find documentation covering MySQL Views? See Section 27.5, “Using Views”. You may also find the MySQL User Forums to be helpful. Is there a discussion forum for MySQL Views? See the MySQL User Forums. What happens to a view if an ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-limitations-syntax.html
Some SQL statements relating to certain MySQL features produce errors when used with NDB tables, as described in the following list: Temporary tables. Like other MySQL storage engines, the NDB storage engine can handle a maximum of one ...Trying ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-overview.html
NDB Cluster integrates the standard MySQL server with an in-memory clustered storage engine called NDB (which stands for “Network DataBase”). In our documentation, the term NDB refers to the part of the setup that is specific to the storage ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-print-backup-file.html
--backup-key-from-stdin Command-Line Format --backup-key-from-stdin Introduced 8.0.31-ndb-8.0.31 Allow input of the decryption key from standard input, similar to entering a password after invoking mysql --password with no password supplied. This ...