https://dev.mysql.com/floating-point-types.html
The FLOAT and DOUBLE types represent approximate numeric data values. MySQL uses four bytes for single-precision values and eight bytes for double-precision values. For FLOAT, the SQL standard permits an optional specification of the precision (but ...
https://dev.mysql.com/numeric-type-overview.html
For additional information about properties and storage requirements of the numeric types, see Section 11.2, “Numeric Types”, and Section 11.8, “Data Type Storage Requirements”. Display width is unrelated to the range of values a type can ...
https://dev.mysql.com/json.html
The JSON data type provides these advantages over storing JSON-format strings in a string column: Automatic validation of JSON documents stored in JSON columns. JSON documents stored in JSON columns are converted to an internal format that permits ...
https://dev.mysql.com/windows-pluggable-authentication.html
Note Windows pluggable authentication is an extension included in MySQL Enterprise Edition, a commercial product. MySQL Enterprise Edition for Windows supports an authentication method that performs external authentication on Windows, enabling ...
https://dev.mysql.com/mysql-cluster-programs-ndb-size-pl.html
This is a Perl script that can be used to estimate the amount of space that would be required by a MySQL database if it were converted to use the NDBCLUSTER storage engine. Unlike the other utilities discussed in this section, it does not require ...
https://dev.mysql.com/mysql-cluster-installer-using.html
The NDB Cluster Auto-Installer interface is made up of several pages, each corresponding to a step in the process used to configure and deploy an NDB Cluster. These pages are listed here, in order: Welcome: Begin using the Auto-Installer by ...
https://dev.mysql.com/mysql-cluster-install-example-data.html
Note The information in this section applies to NDB Cluster running on both Unix and Windows platforms. Working with database tables and data in NDB Cluster is not much different from doing so in standard MySQL. There are two key points to keep in ...
https://dev.mysql.com/mysql-command-options.html
mysql supports the following options, which can be specified on the command line or in the [mysql] and [client] groups of an option file. For information about option files used by MySQL programs, see Section 4.2.2.2, “Using Option Files”. This ...
https://dev.mysql.com/source-installation-doxygen.html
The MySQL source code contains internal documentation written using Doxygen. It is also possible to generate this content locally from a MySQL source distribution using the following procedure: Install doxygen 1.8.11 or higher. Distributions are ...
https://dev.mysql.com/server-error-reference.html
The MySQL server writes some error messages to its error log, and sends others to client programs. Example server-side error messages written to the error log: 2018-10-28T13:01:32.735983Z 0 [Note] [MY-010303] [Server] Skipping generation of SSL ...
