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https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-replication-schema.html
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 ...This is true regardless of whether the replica is a single server or a ...
https://dev.mysql.com/doc/refman/5.7/en/built-in-function-reference.html
The following table lists each built-in (native) function and operator and provides a short description of each one. For a table listing functions that are loadable at runtime, see Section 12.2, “Loadable Function Reference”. ->> Return value ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-security-mysql-privileges.html
This includes all MySQL privilege types (SELECT privilege, UPDATE privilege, DELETE privilege, and so on) granted on the database, table, and column level. As with any other MySQL Server, user and privilege information is stored in the mysql system ... In this section, we discuss how the MySQL privilege system works in relation to NDB Cluster and the implications of this for keeping an NDB Cluster ...
https://dev.mysql.com/doc/refman/5.7/en/optimize-overview.html
Database performance depends on several factors at the database level, such as tables, queries, and configuration settings. As you work on database performance, you start by learning the high-level rules and guidelines for the software side, and ...
https://dev.mysql.com/doc/refman/5.7/en/windows-postinstallation.html
Windows distributions prior to MySQL 5.7.7 include a data directory with a set of preinitialized accounts in the mysql database. Use mysqlshow to see what databases exist: C:\> bin\mysqlshow +--------------------+ | Databases | ... GUI tools exist ...
https://dev.mysql.com/doc/refman/5.7/en/symbolic-links-to-tables.html
The data file and index file can be moved elsewhere and replaced in the data directory by symlinks. (Bug #32167) myisamchk does not replace a symlink with the data file or index file. This is an extremely good reason not to run mysqld as the root ...
https://dev.mysql.com/doc/refman/5.7/en/explain-output.html
unique_subquery This type replaces eq_ref for some IN subqueries of the following form: value IN (SELECT primary_key FROM single_table WHERE some_expr) unique_subquery is just an index lookup function that replaces the subquery completely for better ... The EXPLAIN statement provides information about how MySQL executes ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-schemata-table.html
A schema is a database, so the SCHEMATA table provides information about databases. The following statements are equivalent: SELECT SCHEMA_NAME AS `Database` FROM INFORMATION_SCHEMA.SCHEMATA [WHERE SCHEMA_NAME LIKE 'wild'] SHOW DATABASES [LIKE ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-import.html
db_name is the name of the database where the table into which to import the data is found; file_name is the name of the CSV file from which to read the data; this must include the path to this file if it is not in the current directory. ndb_import ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-index-stat.html
--database=name, -d name Command-Line Format --database=name Type String Default Value [none] Minimum Value Maximum Value The name of the database that contains the table being queried. ndb_index_stat provides per-fragment statistical information ...