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https://dev.mysql.com/doc/refman/8.4/en/numeric-type-syntax.html
For integer data types, M indicates the minimum display width. Display width is unrelated to the range of values a type can store, as described in Section 13.1.6, “Numeric Type Attributes”. For floating-point and fixed-point data types, M is ...
https://dev.mysql.com/doc/refman/8.4/en/myisampack.html
When the table is used later, the server reads into memory the information needed to decompress columns. This results in much better performance when accessing individual rows, because you only have to uncompress exactly one row. MySQL uses mmap() ...
https://dev.mysql.com/doc/refman/8.4/en/numeric-type-attributes.html
MySQL supports an extension for optionally specifying the display width of integer data types in parentheses following the base keyword for the type. For example, INT(4) specifies an INT with a display width of four digits. This optional display ...
https://dev.mysql.com/doc/workbench/en/wb-model-reporting.html
The DBDoc - Model Reporting dialog is found by opening a model, selecting Model from the menu, and then DBDoc - Model Reporting. Note This functionality is only available in the MySQL Workbench Commercial Editions. Use the DBDoc- Model Reporting ...
https://dev.mysql.com/doc/internals/en/x-protocol-messages-messages.html
Topics in this section: Message Structure Message Sequence Common Messages Connection Session Expectations CRUD SQL Result Sets Expressions Data Types This section provides detailed information about how X Protocol defines messages. Message ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-prepared-statement-problems.html
Here follows a list of the currently known problems with prepared statements: TIME, TIMESTAMP, and DATETIME do not support parts of seconds (for example, from DATE_FORMAT()). When converting an integer to string, ZEROFILL is honored with prepared ...
https://dev.mysql.com/doc/workbench/en/wb-table-editor-columns-tab.html
Use the Columns subtab to display and edit all the column information for a table. You can also use the Columns subtab to change column properties such as name, data type, and default value. Figure 8.14 The Columns Tab Right-click a row under the ...
https://dev.mysql.com/doc/internals/en/frm-file-format.html
Regardless of the storage engine you choose, every MySQL table you create is represented on disk by a .frm file that describes the table's format (that is, the table definition). The file bears the same name as the table, with an .frm extension.
https://dev.mysql.com/doc/mysqld-version-reference/en/keywords-5-7.html
This section provides information about keywords and reserved words in MySQL 5.7. MySQL 5.7 Keywords and Reserved Words MySQL 5.7 New Keywords and Reserved Words MySQL 5.7 Removed Keywords and Reserved Words MySQL 5.7 Keywords and Reserved Words ...
https://dev.mysql.com/doc/mysqld-version-reference/en/keywords-8-0.html
This section provides information about keywords and reserved words in MySQL 8.0. MySQL 8.0 Keywords and Reserved Words MySQL 8.0 New Keywords and Reserved Words MySQL 8.0 Removed Keywords and Reserved Words MySQL 8.0 Keywords and Reserved Words ...