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https://dev.mysql.com/doc/refman/5.7/en/faqs-replication.html
For example, you can set up a source/replica relationship over a dial-up link where the link is up only sporadically and for short periods of time. How can I use replication to improve performance of my system? Set up one server as the source and ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-delete-all.html
--database, -d Command-Line Format --database=name Type String Default Value TEST_DB Name of the database containing the table to delete from. --ndb-connectstring Command-Line Format --ndb-connectstring=connection_string Type String Default Value ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-move-data.html
--character-sets-dir=name Command-Line Format --character-sets-dir=path Type String Default Value [none] Directory where character sets are. --database=dbname, -d Command-Line Format --database=name Type String Default Value TEST_DB Name of the ...
https://dev.mysql.com/doc/refman/5.7/en/mysqlbinlog-row-events.html
Character set information is not available in the binary log, which affects string column display: There is no distinction made between corresponding binary and nonbinary string types (BINARY and CHAR, VARBINARY and VARCHAR, BLOB and TEXT). For ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-replication-issues.html
(A gap event is a type of “incident event,” which indicates an incident that occurs that affects the contents of the database but that cannot easily be represented as a set of changes. For information about implementing this type of setup, see ...If this occurs, it is entirely possible for new data to be inserted into the source cluster without being recorded in the source SQL node's binary ...
https://dev.mysql.com/doc/refman/5.7/en/loadable-function-reference.html
For a table listing built-in functions and operators, see Section 12.1, “Built-In Function and Operator Reference” For general information about loadable functions, see Section 5.6, “MySQL Server Loadable Functions”. The following table ...
https://dev.mysql.com/doc/refman/5.7/en/handler.html
The HANDLER interface is a more natural way to look at data when working with applications that provide an interactive user interface to the database. (See Section 14.21, “InnoDB memcached Plugin” for an alternative way to adapt applications ...
https://dev.mysql.com/doc/refman/5.7/en/replication-howto-additionalslaves.html
To do this, you can set up the new replica by copying the data directory of an existing replica, and giving the new replica a different server ID (which is user-specified) and server UUID (which is generated at startup). Check through the system ...
https://dev.mysql.com/doc/refman/5.7/en/group-replication-flow-control.html
The writer quota is enforced by the throttling mechanism if the queue size of the certifier or the binary log applier exceeds a user defined threshold. Whenever the size of one of these queues exceeds the user-defined threshold, the throttling ...
https://dev.mysql.com/doc/refman/5.7/en/replication-semisync.html
When one user is too busy, this slows it down, which can be useful in some deployment situations. For statements that do not occur in transactional context (that is, when no transaction has been started with START TRANSACTION or SET autocommit = 0), ...With fully synchronous replication, when a source commits a transaction, all replicas must also have committed the transaction before the source returns to the session that performed the ...