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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-privilege-synchronization.html
NDB 8.0 introduces a new mechanism for sharing and synchronizing users, roles, and privileges between SQL nodes connected to an NDB Cluster. A statement granting the NDB_STORED_USER privilege, such as GRANT NDB_STORED_USER ON *.* TO ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-upgrade-downgrade.html
This issue is fixed in NDB 8.0.34 and later (Bug #33324817, Bug #33870642). Versions Supported for Upgrade to NDB 8.0 Reverting an NDB Cluster 8.0 Upgrade Known Issues When Upgrading or Downgrading NDB Cluster This section provides information ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-command-options.html
You can usually fix such issues by using this option to force the client to use the system character set instead. --defaults-group-suffix=str Command-Line Format --defaults-group-suffix=str Type String Read not only the usual option groups, but also ... mysql supports the following options, which can be specified on the command line or in the [mysql] and [client] groups of an option ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlbinlog-row-events.html
The output uses a data type of STRING for fixed-length strings and VARSTRING for variable-length strings. The following examples illustrate how mysqlbinlog displays row events that specify data modifications. These correspond to events with the ...
https://dev.mysql.com/doc/refman/8.0/en/mysqldump.html
--defaults-group-suffix=str Command-Line Format --defaults-group-suffix=str Type String Read not only the usual option groups, but also groups with the usual names and a suffix of str. If this option is given as --defaults-group-suffix=_other, ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlshow.html
This is easily fixed by adding an extra % last on the command line as a separate argument. --defaults-group-suffix=str Command-Line Format --defaults-group-suffix=str Type String Read not only the usual option groups, but also groups with the usual ... The mysqlshow client can be used to quickly see which databases exist, their tables, or a table's columns or ...
https://dev.mysql.com/doc/refman/8.0/en/no-matching-rows.html
In some cases, changing the FLOAT to a DOUBLE fixes this. If you have a complicated query that uses many tables but that returns no rows, you should use the following procedure to find out what is wrong: Test the query with EXPLAIN to check whether ...
https://dev.mysql.com/doc/refman/8.0/en/numeric-type-attributes.html
MySQL supports an extension for optionally specifying the display width of integer data types in parentheses following the base keyword for the type. For example, INT(4) specifies an INT with a display width of four digits. This optional display ...
https://dev.mysql.com/doc/refman/8.0/en/numeric-types.html
The keyword INT is a synonym for INTEGER, and the keywords DEC and FIXED are synonyms for DECIMAL. These types include the exact numeric data types (INTEGER, SMALLINT, DECIMAL, and NUMERIC), as well as the approximate numeric data types (FLOAT, ...
https://dev.mysql.com/doc/refman/8.0/en/optimize-table.html
It does not work for fixed-width columns of in-memory tables, nor does it work for Disk Data tables. OPTIMIZE TABLE reorganizes the physical storage of table data and associated index data, to reduce storage space and improve I/O efficiency when ...