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https://dev.mysql.com/doc/refman/8.0/en/information-schema-routines-table.html
The ROUTINES table provides information about stored routines (stored procedures and stored functions). The ROUTINES table does not include built-in (native) functions or loadable functions. The ROUTINES table has these columns: SPECIFIC_NAME The ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-limits.html
This section describes limits for InnoDB tables, indexes, tablespaces, and other aspects of the InnoDB storage engine. The index key prefix length limit is 3072 bytes for InnoDB tables that use DYNAMIC or COMPRESSED row format. The index key prefix ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-parameters.html
For best efficiency, specify a combination of innodb_buffer_pool_instances and innodb_buffer_pool_size so that each buffer pool instance is at least 1GB. For information on the combination of settings on a replica that is most resilient to ...
https://dev.mysql.com/doc/refman/8.0/en/json-creation-functions.html
The functions listed in this section compose JSON values from component elements. JSON_ARRAY([val[, val] ...]) Evaluates a (possibly empty) list of values and returns a JSON array containing those values. mysql> SELECT JSON_ARRAY(1, "abc", NULL, ...
https://dev.mysql.com/doc/refman/8.0/en/miscellaneous-functions.html
The function return value and type are the same as the return value and type of its argument, but the function result is not checked for the ONLY_FULL_GROUP_BY SQL mode. As a result, the address value for rows within each name group is ...
https://dev.mysql.com/doc/refman/8.0/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/8.0/en/mysql-cluster-limitations-syntax.html
Some SQL statements relating to certain MySQL features produce errors when used with NDB tables, as described in the following list: Temporary tables. Trying either to create a temporary table that uses the NDB storage engine or to alter an ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-schema.html
In order not to make it necessary to insert a row in the ndb_replication table for each and every combination of database, table, and SQL node in your replication setup, NDB supports wildcard matching on the this table's db, table_name, and ...
https://dev.mysql.com/doc/refman/8.0/en/request-access.html
After the server accepts a connection, it enters Stage 2 of access control. For each request that you issue through the connection, the server determines what operation you want to perform, then checks whether your privileges are sufficient. This ...
https://dev.mysql.com/doc/refman/8.0/en/security-guidelines.html
That does not mean the combination needs to be a random string of characters that is difficult to remember and reproduce, although this is a good approach if you have, for example, password manager software that can generate and fill such passwords ... Anyone using MySQL on a computer connected to the Internet should read this section to avoid the most common security ...