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https://dev.mysql.com/doc/refman/8.0/en/replication-privilege-checks-account.html
It is recommended that you never give any ACL privileges to the PRIVILEGE_CHECKS_USER account, including CREATE USER, CREATE ROLE, DROP ROLE, and GRANT OPTION, and do not permit the account to update the mysql.user table. Executing internal-use ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-move-data.html
Usage The program is invoked with the names of the source and target tables; either or both of these may be qualified optionally with the database name. ndb_move_data options source target Options that can be used with ndb_move_data are shown in the ...--connect-retry-delay Command-Line Format --connect-retry-delay=# Type Integer Default Value 5 Minimum Value 0 Maximum Value 5 Number of seconds to wait between attempts to contact management ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-indexes.html
Without an index, MySQL must begin with the first row and then read through the entire table to find the relevant rows. If the table has an index for the columns in question, MySQL can quickly determine the position to seek to in the middle of the ... Indexes are used to find rows with specific column values ...
https://dev.mysql.com/doc/refman/8.0/en/replication-features-flush.html
Some forms of the FLUSH statement are not logged because they could cause problems if replicated to a replica: FLUSH LOGS and FLUSH TABLES WITH READ LOCK. The FLUSH TABLES, ANALYZE TABLE, OPTIMIZE TABLE, and REPAIR TABLE statements are written to ...These statements are written to the binary log unless you specify NO_WRITE_TO_BINLOG or its alias ...
https://dev.mysql.com/doc/refman/8.0/en/faqs-storage-engines.html
An attempt to create partitioned tables in MySQL 8.0 using any other storage engine fails. The disabled_storage_engines configuration option defines which storage engines cannot be used to create tables or tablespaces. partition is also no longer ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-memcached-multiple-get-range-query.html
The example uses the test.city table described in Creating a New Table and Column Mapping. The examples use the test.city table described in Creating a New Table and Column Mapping. For example, the table switch in this example is valid: get ... The ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-memcached-replication.html
The example uses the demo_test table, which was created by the innodb_memcached_config.sql configuration script during the initial setup of the daemon_memcached plugin. Use mysqldump to create a source data snapshot, and sync the snapshot to the ...
https://dev.mysql.com/doc/refman/8.0/en/replication-sbr-rbr.html
SELECT, a CREATE statement is generated from the table definition and replicated using statement-based format, while the row insertions are replicated using row-based format. (Row-based replication, however, simply replicates the value returned by ...For most users, the mixed replication format should provide the best combination of data integrity and ...
https://dev.mysql.com/doc/refman/8.0/en/slow-query-log.html
Administrative statements include ALTER TABLE, ANALYZE TABLE, CHECK TABLE, CREATE INDEX, DROP INDEX, OPTIMIZE TABLE, and REPAIR TABLE. Note If you specify the TABLE log destination, see Log Tables and “Too many open files” Errors. The server ...
https://dev.mysql.com/doc/refman/8.0/en/values.html
VALUES is a DML statement introduced in MySQL 8.0.19 which returns a set of one or more rows as a table. In other words, it is a table value constructor which also functions as a standalone SQL statement. You should also bear in mind that ROW() is ...VALUES row_constructor_list [ORDER BY column_designator] [LIMIT number] row_constructor_list: ROW(value_list)[, ROW(value_list)][, ...] value_list: value[, value][, ...] column_designator: column_index The VALUES statement consists of the VALUES keyword followed by a list of one or more row constructors, separated by ...