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https://dev.mysql.com/doc/refman/8.0/en/monitor-innodb-mutex-waits-performance-schema.html
A mutex is a synchronization mechanism used in the code to enforce that only one thread at a given time can have access to a common resource. When two or more threads executing in the server need to access the same resource, the threads compete ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-install-linux.html
Installation of NDB Cluster on Linux can be done using precompiled binaries from Oracle (downloaded as a .tar.gz archive), with RPM packages (also available from Oracle), or from source code. This section covers installation methods for NDB Cluster ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-install-windows-source.html
However, if you wish, it is also possible to compile NDB Cluster for Windows from source code. Oracle provides precompiled NDB Cluster binaries for Windows which should be adequate for most users. The procedure for doing this is almost identical to ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-limitations-limits.html
In this section, we list limits found in NDB Cluster that either differ from limits found in, or that are not found in, standard MySQL. Memory consumed when data is inserted into an NDB table is not automatically recovered when deleted, as it is ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-restart-info.html
Each entry in the table corresponds to a node restart status report in real time from a data node with the given node ID. Only the most recent report for any given node is shown. The restart_info table contains the following columns: node_id Node ID ...
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 ...