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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-select-count.html
You can obtain row counts from multiple tables in the same database by listing the table names separated by spaces when invoking this command, as shown under Sample Output. ndb_select_count prints the number of rows in one or more NDB tables. With ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndbinfo-select-all.html
ndbinfo_select_all is a client program that selects all rows and columns from one or more tables in the ndbinfo database Not all ndbinfo tables available in the mysql client can be read by this program (see later in this section). In addition, ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-backups.html
Create any databases on the replica cluster that are present on the source cluster and that are to be replicated. Important A CREATE DATABASE (or CREATE SCHEMA) statement corresponding to each database to be replicated must be executed on each SQL ... This section discusses making backups and restoring from them using NDB Cluster ...
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”). To provide replication backup capability, you ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-single-user-mode.html
Single user mode enables the database administrator to restrict access to the database system to a single API node, such as a MySQL server (SQL node) or an instance of ndb_restore. Once the cluster has entered single user mode, only the designated ...When entering single user mode, connections to all other API nodes are closed gracefully and all running transactions are ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-tzinfo-to-sql.html
The mysql_tzinfo_to_sql program loads the time zone tables in the mysql database. It is used on systems that have a zoneinfo database (the set of files describing time zones). If your system does not have a zoneinfo database, you can use the ...One ...
https://dev.mysql.com/doc/refman/8.0/en/optimization.html
Depending on your job role (developer, DBA, or a combination of both), you might optimize at the level of individual SQL statements, entire applications, a single database server, or multiple networked database servers. Optimizing CPU and memory ...
https://dev.mysql.com/doc/refman/8.0/en/optimizing-innodb-transaction-management.html
The default MySQL setting AUTOCOMMIT=1 can impose performance limitations on a busy database server. InnoDB must flush the log to disk at each transaction commit if that transaction made modifications to the database. Killing the database process ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-types.html
A very common use of database partitioning is to segregate data by date. Some database systems support explicit date partitioning, which MySQL does not implement in 8.0. Names of partitions generally follow the rules governing other MySQL ... This ...
https://dev.mysql.com/doc/refman/8.0/en/password-management.html
Internal Versus External Credentials Storage Password Expiration Policy Password Reuse Policy Password Verification-Required Policy Dual Password Support Random Password Generation Failed-Login Tracking and Temporary Account Locking Important MySQL ... MySQL supports these password-management capabilities: Password expiration, to require passwords to be changed ...