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https://dev.mysql.com/doc/refman/5.7/en/sys-ps-setup-enable-thread.html
Given a connection ID, enables Performance Schema instrumentation for the thread. This is a value of the type given in the PROCESSLIST_ID column of the Performance Schema threads table or the Id column of SHOW PROCESSLIST output. Example Enable a ...
https://dev.mysql.com/doc/refman/5.7/en/sys-ps-setup-reload-saved.html
Reloads a Performance Schema configuration saved earlier within the same session using ps_setup_save(). That is a restricted operation, so the procedure requires privileges sufficient to set restricted session variables. This procedure disables ...
https://dev.mysql.com/doc/refman/5.7/en/sys-ps-setup-save.html
This enables you to alter the configuration temporarily for debugging or other purposes, then restore it to the previous state by invoking the ps_setup_reload_saved() procedure. To prevent other simultaneous calls to save the configuration, ...This ...
https://dev.mysql.com/doc/refman/5.7/en/sys-ps-thread-stack.html
row *************************** thread_stack: {"rankdir": "LR","nodesep": "0.10", "stack_created": "2014-02-19 13:39:03", "mysql_version": "5.7.3-m13", "mysql_user": "root@localhost","events": [{"nesting_event_id": "0", "event_id": "10", ... Returns ...
https://dev.mysql.com/doc/refman/5.7/en/while.html
For the rules regarding label use, see Section 13.6.2, “Statement Labels”. [begin_label:] WHILE search_condition DO statement_list END WHILE [end_label] The statement list within a WHILE statement is repeated as long as the search_condition ...
https://dev.mysql.com/doc/refman/5.7/en/myisam-ftdump.html
--dump, -d Command-Line Format --dump Dump the index, including data offsets and word weights. Before using myisam_ftdump, be sure to issue a FLUSH TABLES statement first if the server is running. If you do not invoke myisam_ftdump in the directory ...It reads the MyISAM index file directly, so it must be run on the server host where the table is ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-enterprise-backup.html
MySQL Enterprise Backup performs hot backup operations for MySQL databases. Hot backups are performed while the database is running and applications are reading and writing to it. For these reasons, hot backups are desirable when your database ...
https://dev.mysql.com/doc/refman/5.7/en/document-store-concepts.html
Mogae", "GovernmentForm": "Republic" }, "demographics": { "Population": 1622000, "LifeExpectancy": 39.29999923706055 } } Collection A Collection is a container that may be used to store Documents in a MySQL database. CRUD Operations Create, Read, ...
https://dev.mysql.com/doc/refman/5.7/en/downgrade-before-you-begin.html
Before downgrading, reverse changes resulting from the use of new features and remove configuration settings that are not supported by the release you are downgrading to. The backup should include the mysql database, which contains the MySQL system ...Review Section 2.11.2, “Downgrade Paths” to ensure that your intended downgrade path is ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-install-configuration.html
Since the "world" database takes up # only about 500KB, this should be more than enough for # this example NDB Cluster setup. For our four-node, four-host NDB Cluster (see Cluster nodes and host computers), it is necessary to write four ... In this ...