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https://dev.mysql.com/doc/refman/8.0/en/creating-accounts.html
To manage MySQL accounts, use the SQL statements intended for that purpose: CREATE USER and DROP USER create and remove accounts. GRANT and REVOKE assign privileges to and revoke privileges from accounts. Account-management statements cause the ...
https://dev.mysql.com/doc/refman/8.0/en/data-dictionary-information-schema.html
If there are no cached statistics or statistics have expired, statistics are retrieved from storage engine when querying table statistics columns. To update cached values at any time for a given table, use ANALYZE TABLE ...In particular, for each ...
https://dev.mysql.com/doc/refman/8.0/en/data-directory.html
All MySQL installations have certain standard databases: The mysql directory corresponds to the mysql system schema, which contains information required by the MySQL server as it runs. For a given MySQL installation, check the server configuration ... Information managed by the MySQL server is stored under a directory known as the data ...
https://dev.mysql.com/doc/refman/8.0/en/data-masking-plugin-functions.html
When possible, generated values have characteristics reserved for demonstration or test values, to avoid having them mistaken for legitimate data. Prior to MySQL 8.0.19, the functions treat string arguments as binary strings (which means they do not ...
https://dev.mysql.com/doc/refman/8.0/en/database-count-limit.html
The underlying file system may have a limit on the number of directories. The underlying file system may have a limit on the number of files that represent tables.
https://dev.mysql.com/doc/refman/8.0/en/date-and-time-type-syntax.html
(This differs from the standard SQL default of 6, for compatibility with previous MySQL versions.) Any TIMESTAMP or DATETIME column in a table can have automatic initialization and updating properties; see Section 13.2.5, “Automatic Initialization ... The date and time data types for representing temporal values are DATE, TIME, DATETIME, TIMESTAMP, and ...
https://dev.mysql.com/doc/refman/8.0/en/dbug-package.html
When you have configured MySQL for debugging, this package makes it possible to get a trace file of what the program is doing. This section summarizes the argument values that you can specify in debug options on the command line for MySQL programs ... The MySQL server and most MySQL clients are compiled with the DBUG package originally created by Fred ...
https://dev.mysql.com/doc/refman/8.0/en/debugging-client.html
If you have problems with your own client code, you should attempt to connect to the server and run your query using a client that is known to work. Do this by running mysql in debugging mode (assuming that you have compiled MySQL with debugging ...
https://dev.mysql.com/doc/refman/8.0/en/debugging-server.html
If mysqld does not want to start, verify that you have no my.cnf files that interfere with your setup! You can check your my.cnf arguments with mysqld --print-defaults and avoid using them by starting with mysqld --no-defaults .... This command also ... If you are using some functionality that is very new in MySQL, you can try to run mysqld with the --skip-new option (which disables all new, potentially unsafe ...
https://dev.mysql.com/doc/refman/8.0/en/declare-cursor.html
A stored program may contain multiple cursor declarations, but each cursor declared in a given block must have a unique name. DECLARE cursor_name CURSOR FOR select_statement This statement declares a cursor and associates it with a SELECT statement ...