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https://dev.mysql.com/doc/refman/8.4/en/information-schema-events-table.html
The EVENTS table provides information about Event Manager events, which are discussed in Section 27.4, “Using the Event Scheduler”. The EVENTS table has these columns: EVENT_CATALOG The name of the catalog to which the event belongs.
https://dev.mysql.com/doc/refman/8.4/en/information-schema-introduction.html
INFORMATION_SCHEMA provides access to database metadata, information about the MySQL server such as the name of a database or table, the data type of a column, or access privileges. Other terms that are sometimes used for this information are data ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-backup.html
The key to safe database management is making regular backups. Hot and cold backups are physical backups that copy actual data files, which can be used directly by the mysqld server for faster restore. Using MySQL Enterprise Backup is the ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-best-practices.html
Specify a primary key for every table using the most frequently queried column or columns, or an auto-increment value if there is no obvious primary key. Use joins wherever data is pulled from multiple tables based on identical ID values from those ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-compression-syntax-warnings.html
This section describes syntax warnings and errors that you may encounter when using the table compression feature with file-per-table tablespaces and general tablespaces. SQL Compression Syntax Warnings and Errors for File-Per-Table Tablespaces ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-consistent-read.html
A consistent read means that InnoDB uses multi-versioning to present to a query a snapshot of the database at a point in time. The query sees the changes made by transactions that committed before that point in time, and no changes made by later or ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-data-encryption.html
InnoDB supports data-at-rest encryption for file-per-table tablespaces, general tablespaces, the mysql system tablespace, redo logs, and undo logs. You can set an encryption default for schemas and general tablespaces; this permits DBAs to control ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-disk-io.html
InnoDB uses asynchronous disk I/O where possible, by creating a number of threads to handle I/O operations, while permitting other database operations to proceed while the I/O is still in progress. On Linux and Windows platforms, InnoDB uses the ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-file-defragmenting.html
Random insertions into or deletions from a secondary index can cause the index to become fragmented. Fragmentation means that the physical ordering of the index pages on the disk is not close to the index ordering of the records on the pages, or ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-information-schema-system-tables.html
You can extract metadata about schema objects managed by InnoDB using InnoDB INFORMATION_SCHEMA tables. Traditionally, you would get this type of information using the techniques from Section 17.17, “InnoDB Monitors”, setting up InnoDB monitors ...