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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-disk-data-objects.html
It is possible to place these elsewhere by specifying either an absolute or relative path as part of the filename when creating the undo log or data file. Statements that create these files are shown later in this section. Create a tablespace; ...
https://dev.mysql.com/doc/refman/8.0/en/proxy-users.html
Use the CREATE USER statement to associate an account with an authentication plugin, or ALTER USER to change its plugin. (If the validate_password component is enabled, creating an account without a password is not permitted, even if the account is ...The plugin that authenticates a given connection may request that the connecting (external) user be treated as a different user for privilege-checking ...
https://dev.mysql.com/doc/refman/8.0/en/information-functions.html
Beginning with MySQL 8.0.34, this function can be used for the default value of a VARCHAR or TEXT column, as shown in the following CREATE TABLE statement: CREATE TABLE t (c VARCHAR(288) DEFAULT (CURRENT_USER())); DATABASE() Returns the default ...
https://dev.mysql.com/doc/refman/8.0/en/gis-wkb-functions.html
Prior to MySQL 8.0, these functions also accepted geometry objects as returned by the functions in Section 14.16.5, “MySQL-Specific Functions That Create Geometry Values”. These functions are available for creating geometries from WKB values: ...
https://dev.mysql.com/doc/refman/8.0/en/making-windows-dumps.html
The PDB file contains more detailed information about mysqld and other tools that enables more detailed trace and dump files to be created. Program Database files (with suffix pdb) are included in the ZIP Archive Debug Binaries & Test Suite ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndbxfrm.html
The ndbxfrm utility, introduced in NDB 8.0.22, can be used to decompress, decrypt, and output information about files created by NDB Cluster that are compressed, encrypted, or both. ndbxfrm can encrypt backups created by any version of NDB Cluster.
https://dev.mysql.com/doc/refman/8.0/en/gis-wkt-functions.html
These functions are available for creating geometries from WKT values: ST_GeomCollFromText(wkt [, srid [, options]]), ST_GeometryCollectionFromText(wkt [, srid [, options]]), ST_GeomCollFromTxt(wkt [, srid [, options]]) Constructs a ... These ...
https://dev.mysql.com/doc/refman/8.0/en/making-trace-files.html
If the mysqld server does not start or it crashes easily, you can try to create a trace file to find the problem. To do this, you must have a mysqld that has been compiled with debugging support. If the version number ends with -debug, it is ...
https://dev.mysql.com/doc/refman/8.0/en/roles.html
The following list summarizes role-management capabilities provided by MySQL: CREATE ROLE and DROP ROLE create and remove roles. Creating Roles and Granting Privileges to Them Defining Mandatory Roles Checking Role Privileges Activating Roles ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-conflict-resolution.html
You must create any exceptions table before creating the data table with which it is to be used. Conflict Resolution Exceptions Table To use the NDB$OLD() conflict resolution function, it is also necessary to create an exceptions table corresponding ... Requirements Source Column Control Conflict Resolution Control Conflict Resolution Functions Conflict Resolution Exceptions Table Conflict Detection Status Variables Examples When using a replication setup involving multiple sources (including circular replication), it is possible that different sources may try to update the same row on the replica with different ...