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https://dev.mysql.com/doc/refman/8.0/en/option-defaults-equals.html
Due to this behavior, problems can occasionally arise when no value is provided for an option that expects one. Consider the following example, where a user connects to a MySQL server running on host tonfisk as user jon: $> mysql --host 85.224.35.45 ...
https://dev.mysql.com/doc/refman/8.0/en/parenthesized-query-expressions.html
parenthesized_query_expression: ( query_expression [order_by_clause] [limit_clause] ) [order_by_clause] [limit_clause] [into_clause] query_expression: query_block [set_op query_block [set_op query_block ...]] [order_by_clause] [limit_clause] ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-columns-range.html
Range columns partitioning is similar to range partitioning, but enables you to define partitions using ranges based on multiple column values. In addition, you can define the ranges using columns of types other than integer types. RANGE COLUMNS ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-info.html
For an update event, the partition information is recorded for both the “before” image and the “after” image. This section discusses obtaining information about existing partitions, which can be done in a number of ways. Methods of ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-key.html
In both of these cases, the partitioning key is the id column, even though it is not shown in the output of SHOW CREATE TABLE or in the PARTITION_EXPRESSION column of the Information Schema PARTITIONS table. Partitioning by key is similar to ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-limitations-storage-engines.html
CREATE TABLE and ALTER TABLE statements that would cause a user-partitioned NDB table not to meet either or both of the following two requirements are not permitted, and fail with an error: The table must have an explicit primary key. In MySQL 8.0, ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-management-hash-key.html
Tables which are partitioned by hash or by key are very similar to one another with regard to making changes in a partitioning setup, and both differ in a number of ways from tables which have been partitioned by range or list. For that reason, ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-management-range-list.html
Adding and dropping of range and list partitions are handled in a similar fashion, so we discuss the management of both sorts of partitioning in this section. For information about working with tables that are partitioned by hash or key, see ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-overview.html
Nonetheless, most advanced database management systems have evolved some means of determining the physical location to be used for storing specific pieces of data in terms of the file system, hardware or even both. This section provides a ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-pruning.html
The optimization known as partition pruning is based on a relatively simple concept which can be described as “Do not scan partitions where there can be no matching values”. By limiting the search, it is possible to expend much less time and ...