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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-schema.html
Using a session variable (or sql_log_bin) and application code, it is also possible to log (or not to log) certain SQL statements or types of SQL statements; for example, it may be desirable in some cases not to record DDL statements on one or more ... ndb_apply_status Table ndb_binlog_index Table ndb_replication Table Replication in NDB Cluster makes use of a number of dedicated tables in the mysql database on each MySQL Server instance acting as an SQL node in both the cluster being replicated and in the ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-innodb-cluster-introduction.html
InnoDB Cluster uses the following MySQL technologies: MySQL Shell, which is an advanced client and code editor for MySQL. This chapter introduces MySQL InnoDB Cluster, which combines MySQL technologies to enable you to deploy and administer a ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-innodb-replicaset-introduction.html
InnoDB ReplicaSet uses the following MySQL technologies: MySQL Shell, which is an advanced client and code editor for MySQL. This chapter introduces MySQL InnoDB ReplicaSet, which combines MySQL technologies to enable you to deploy and administer ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-javascript-documents-remove.html
mysql-js> db.countryinfo.remove("Code = 'SEA'") Remove the First Document To remove the first document in the countryinfo collection, use the limit() method with a value of 1. You can use the remove() method to delete some or all documents from a ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-python-documents-remove.html
mysql-py> db.countryinfo.remove("Code = 'SEA'") Remove the First Document To remove the first document in the countryinfo collection, use the limit() method with a value of 1. You can use the remove() method to delete some or all documents from a ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlbinlog-hexdump.html
For more information about binary log format, see MySQL Internals: The Binary Log. In the example shown, '9d fc 5c 43' is the representation of '051024 17:24:13' in hexadecimal. Master ID: The server ID of the replication source server that created ...
https://dev.mysql.com/doc/refman/8.0/en/optimization.html
Sometimes you can be proactive and plan in advance for performance, while other times you might troubleshoot a configuration or code issue after a problem occurs. This chapter explains how to optimize MySQL performance and provides examples.
https://dev.mysql.com/doc/refman/8.0/en/optimize-numeric.html
You also save code in your application because you can avoid parsing the text file to find line and column boundaries. For unique IDs or other values that can be represented as either strings or numbers, prefer numeric columns to string columns.
https://dev.mysql.com/doc/refman/8.0/en/optimize-overview.html
The InnoDB storage engine handles most locking issues without involvement from you, allowing for better concurrency in the database and reducing the amount of experimentation and tuning for your code. Database performance depends on several factors ...
https://dev.mysql.com/doc/refman/8.0/en/optimizer-hints.html
row *************************** Level: Warning Code: 4537 Message: Variable 'collation_server' cannot be set using SET_VAR hint. One means of control over optimizer strategies is to set the optimizer_switch system variable (see Section 10.9.2, ...