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https://dev.mysql.com/doc/refman/9.7/en/optimizer-statistics.html
The value is one of int, uint (unsigned integer), double, decimal, datetime, or string (includes character and binary strings). The column_statistics data dictionary table stores histogram statistics about column values, for use by the optimizer in ...
https://dev.mysql.com/doc/refman/9.7/en/out-of-range-and-overflow.html
If no restrictive modes are enabled, MySQL clips the value to the appropriate endpoint of the column data type range and stores the resulting value instead. When an out-of-range value is assigned to an integer column, MySQL stores the value ...
https://dev.mysql.com/doc/refman/9.7/en/partitioning-columns.html
(This is the same as with partitioning by RANGE and LIST.) Other numeric data types (such as DECIMAL or FLOAT) are not supported as partitioning columns. The next two sections discuss COLUMNS partitioning, which are variants on RANGE and LIST ...
https://dev.mysql.com/doc/refman/9.7/en/partitioning-overview.html
This section provides a conceptual overview of partitioning in MySQL 9.7. For information on partitioning restrictions and feature limitations, see Section 26.6, “Restrictions and Limitations on Partitioning”. The SQL standard does not provide ...
https://dev.mysql.com/doc/refman/9.7/en/partitioning-types.html
This section discusses the types of partitioning which are available in MySQL 9.7. This type of partitioning assigns rows to partitions based on column values falling within a given range. For information about an extension to this type, RANGE ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-query-profiling.html
Values are also truncated to 6 decimal places to display data in the same format as SHOW PROFILES and SHOW PROFILE statements. The following example demonstrates how to use Performance Schema statement events and stage events to retrieve data ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-user-defined-functions-table.html
The value is one of int, decimal, real, char, or row. The user_defined_functions table contains a row for each loadable function registered automatically by a component or plugin, or manually by a CREATE FUNCTION statement. For information about ...