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https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-changelog-13-2-4-0-0.html
For more information on the variables added and removed in MySQL 8, see Server and Status Variables and Options Added, Deprecated, or Removed in MySQL 8.0 The following metrics were added for MySQL 8 support: Sys Schema Table Metadata Lock Waits ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-connections-pages-database-processes.html
Table 3.1 Database Processes Dashboard Name Description Thread ID The thread ID. Full Scan The number of full table scans performed by the current statement. Tmp Disk Tables The number of internal on-disk temporary tables created by the current ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-connections-pages-locking.html
Table 3.2 InnoDB Row Lock Waits Dashboard Name Description Waiting Lock ID The ID of the waiting lock. Table Metadata Lock Waits This dashboard displays which sessions are blocked waiting on metadata locks, and what is blocking them. Table 3.3 Table ... InnoDB Row Lock Waits Displays the InnoDB locks transactions are waiting ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-metric-sysschema-processes-category.html
Table 6.37 Sys Schema Processes Metrics NameDescriptionCommand The command type the process is running. Full Scan Did the currently running SQL statement for this process cause a full table scan? YES/NO. Tmp Disk Tables On-disk temporary tables ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-performance-page-database-file-io.html
Table 5.2 Database File I/O By Host NameDescription Host The host from which the client connected. Rows for which the HOST column in the underlying Performance Schema table is NULL are assumed to be for background threads and are reported with a ...
https://dev.mysql.com/doc/x-devapi-userguide/en/index.html
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https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-faq.html
C.7: Why does monitoring a MySQL instance with FEDERATED tables cause extra connections, and decreased performance? When the agent starts, it executes a discovery process that performs a number of INFORMATION_SCHEMA queries that gather table ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-reports-ndb-cluster-memory-usage.html
The NDB Cluster Memory Usage report is based on the output from the ndbinfo.memory_per_fragment table. Table View The table view lists the statistics in a standard table format. Figure 30.13 NDB Cluster Memory Usage Report - Table View Treemap View ...Note This graph is displayed only if an NDB Cluster is selected in the Global Summaries drop-down menu, and All Targets from the All Targets ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-advisor-auto-indexing-syntax.html
Produces summarized output and sends it to stdout and to the autopilot_index_advisor_report table. When a target schema is specified, Advisor generates recommendations for tables belonging to the target schema. Only run Advisor on multiple schemas ... Autopilot Indexing uses the following syntax: mysql> CALL sys.autopilot_index_advisor ([options]); options: { JSON_OBJECT('key','value'[,'key','value'] ...) 'key','value': ['output',{'normal'|'silent'|'help'}] ['target_schema',JSON_ARRAY({'schema_name'[,'schema_name']}] } Autopilot Indexing options are specified as key-value pairs in JSON ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-auto-load.html
Note Do not use the external_tables option as of MySQL 8.4.0. The Auto Parallel Load external_tables option is a JSON array that includes one or more db_object items. It allows you to set the details for schemas and tables to load. Syntax Examples ...Define the following option sets: Define the name of the database which will store the ...