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https://dev.mysql.com/doc/refman/8.4/en/source-installation-layout.html
See Table 2.3, “MySQL Installation Layout for Generic Unix/Linux Binary Package”, and MySQL Installation Layout on Microsoft Windows. By default, when you install MySQL after compiling it from source, the installation step installs files under ...
https://dev.mysql.com/doc/refman/8.4/en/start-replica.html
Important The password that you set using START REPLICA is masked when it is written to MySQL Server’s logs, Performance Schema tables, and SHOW PROCESSLIST statements. START REPLICA [thread_types] [until_option] [connection_options] ...
https://dev.mysql.com/doc/refman/8.4/en/stop-group-replication.html
This statement requires the GROUP_REPLICATION_ADMIN privilege (or the deprecated SUPER privilege). As soon as you issue STOP GROUP_REPLICATION the member is set to super_read_only=ON, which ensures that no writes can be made to the member while ...
https://dev.mysql.com/doc/refman/8.4/en/stored-routines-privileges.html
The account thus has full access to the routine output as produced by: The contents of the Information Schema ROUTINES table. The MySQL grant system takes stored routines into account as follows: The CREATE ROUTINE privilege is needed to create ...
https://dev.mysql.com/doc/refman/8.4/en/string-functions-charset.html
In such expressions, the table character set is used for BIN_TO_UUID(), CONV(), or HEX() results, regardless of connection character set. MySQL has many operators and functions that return a string. This section answers the question: What is the ...
https://dev.mysql.com/doc/refman/8.4/en/string-functions.html
For functions that operate on string positions, the first position is numbered 1. For functions that take length arguments, noninteger arguments are rounded to the nearest integer. ASCII(str) Returns the numeric value of the leftmost character of ...
https://dev.mysql.com/doc/refman/8.4/en/sys-execute-prepared-stmt.html
Configuration Options execute_prepared_stmt() operation can be modified using the following configuration options or their corresponding user-defined variables (see Section 30.4.2.1, “The sys_config Table”): debug, @sys.debug If this option is ... Given an SQL statement as a string, executes it as a prepared ...
https://dev.mysql.com/doc/refman/8.4/en/sys-host-summary-by-file-io-type.html
Rows for which the HOST column in the underlying Performance Schema table is NULL are assumed to be for background threads and are reported with a host name of background. These views summarize file I/O, grouped by host and event type. By default, ...
https://dev.mysql.com/doc/refman/8.4/en/sys-host-summary-by-file-io.html
Rows for which the HOST column in the underlying Performance Schema table is NULL are assumed to be for background threads and are reported with a host name of background. By default, rows are sorted by descending total file I/O latency. The ...
MySQL 8.4 Reference Manual :: 30.4.3.4 The host_summary_by_stages and x$host_summary_by_stages Views
https://dev.mysql.com/doc/refman/8.4/en/sys-host-summary-by-stages.html
Rows for which the HOST column in the underlying Performance Schema table is NULL are assumed to be for background threads and are reported with a host name of background. By default, rows are sorted by host and descending total latency. The ...