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https://dev.mysql.com/doc/refman/8.0/en/alter-database.html
See Section 15.1.17, “CREATE PROCEDURE and CREATE FUNCTION Statements”.) If you change the default character set or collation for a database, any stored routines that are to use the new defaults must be dropped and recreated. Stored routines: ...
https://dev.mysql.com/doc/refman/8.0/en/declare-handler.html
statement handler_action: { CONTINUE | EXIT | UNDO } condition_value: { mysql_error_code | SQLSTATE [VALUE] sqlstate_value | condition_name | SQLWARNING | NOT FOUND | SQLEXCEPTION } The DECLARE ... HANDLER statement specifies a handler that deals ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-troubleshooting-datadict.html
Restoring Orphan File-Per-Table ibd Files This procedure describes how to restore orphan file-per-table .ibd files to another MySQL instance. You might use this procedure if the system tablespace is lost or unrecoverable and you want to restore .ibd ... Information about table definitions is stored in the InnoDB data ...
https://dev.mysql.com/doc/refman/8.0/en/replication-upgrade.html
From that release, MySQL Server performs the entire MySQL upgrade procedure, disabling binary logging during the upgrade. Upgrade Procedure With Table Repair Or Rebuild Some upgrades may require that you drop and re-create database objects when you ... When you upgrade servers that participate in a replication topology, you need to take into account each server's role in the topology and look out for issues specific to ...
https://dev.mysql.com/doc/refman/8.0/en/stored-objects.html
Stored objects include these object types: Stored procedure: An object created with CREATE PROCEDURE and invoked using the CALL statement. A procedure does not have a return value but can modify its parameters for later inspection by the caller.
https://dev.mysql.com/doc/refman/8.0/en/stored-routines.html
Banks, for example, use stored procedures and functions for all common operations. Additional Resources You may find the Stored Procedures User Forum of use when working with stored procedures and functions. For answers to some commonly asked ...A ...
https://dev.mysql.com/doc/refman/8.0/en/system-schema.html
Also, for upgrades to MySQL 8.0 from MySQL 5.7, the upgrade procedure differs somewhat from previous MySQL releases and requires that you verify the upgrade readiness of your installation by checking specific prerequisites. parameter_type_elements: ...It contains tables that store information required by the MySQL server as it ...
https://dev.mysql.com/doc/refman/8.0/en/data-dictionary-object-cache.html
The stored program definition cache partition exists in parallel with the stored procedure and stored function caches that are configured using the stored_program_cache option. The stored_program_cache option sets a soft upper limit for the number ... The dictionary object cache is a shared global cache that stores previously accessed data dictionary objects in memory to enable object reuse and minimize disk ...
https://dev.mysql.com/doc/refman/8.0/en/data-directory-initialization.html
Data Directory Initialization Overview Data Directory Initialization Procedure Server Actions During Data Directory Initialization Post-Initialization root Password Assignment Data Directory Initialization Overview In the examples shown here, the ...
https://dev.mysql.com/doc/refman/8.0/en/information-functions.html
Within the body of a stored routine (procedure or function) or a trigger, the value of LAST_INSERT_ID() changes the same way as for statements executed outside the body of these kinds of objects. The effect of a stored routine or trigger upon the ...