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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/data-directory-initialization.html
When invoked with the --initialize or --initialize-insecure option, mysqld performs the following actions during the data directory initialization sequence: The server checks for the existence of the data directory as follows: If no data directory ...Either create the account if it does not exist (see Create a mysql User and Group), or substitute the name of a different existing login account that you plan to use for running the ... After MySQL is installed, the data directory must be initialized, including the ...
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/comments.html
From a /* sequence to the following */ sequence, as in the C programming language. This syntax enables a comment to extend over multiple lines because the beginning and closing sequences need not be on the same line. Hint comments include a + ...
https://dev.mysql.com/doc/refman/8.0/en/server-options.html
--initialize, -I Command-Line Format --initialize[={OFF|ON}] Type Boolean Default Value OFF This option is used to initialize a MySQL installation by creating the data directory and populating the tables in the mysql system schema. When you start ...
https://dev.mysql.com/doc/refman/8.0/en/error-log-configuration.html
This configuration method has the following advantages: Log components are loaded early in the startup sequence, before the InnoDB storage engine, making logged information available sooner. Logged information is buffered during the startup sequence ... In MySQL 8.0, error logging uses the MySQL component architecture described at Section 7.5, “MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/start-replica.html
For example, executing START REPLICA UNTIL SQL_AFTER_GTIDS = 3E11FA47-71CA-11E1-9E33-C80AA9429562:11-56 causes the replica to obtain (and process) all transactions from the source until all of the transactions having the sequence numbers 11 through ... START REPLICA [thread_types] [until_option] [connection_options] [channel_option] thread_types: [thread_type [, thread_type] ...