PDF (US Ltr)
- 35.0Mb
PDF (A4)
- 35.1Mb
Man Pages (TGZ)
- 255.5Kb
Man Pages (Zip)
- 360.4Kb
Info (Gzip)
- 3.4Mb
Info (Zip)
- 3.4Mb
Search Results
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-ndbinfo-table-fragments.html
The table_fragments table provides information about the fragmentation, partitioning, distribution, and (internal) replication of NDB tables.
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-ndbinfo-table-replicas.html
The table_replicas table provides information about the copying, distribution, and checkpointing of NDB table fragments and fragment replicas.
https://dev.mysql.com/doc/refman/5.7/en/optimizing-innodb-many-tables.html
If you have configured non-persistent optimizer statistics (a non-default configuration), InnoDB computes index cardinality values for a table the first time that table is accessed after startup, instead of storing such values in the table. This ...
https://dev.mysql.com/doc/refman/5.7/en/optimizing-memory-tables.html
Consider using MEMORY tables for noncritical data that is accessed often, and is read-only or rarely updated. Benchmark your application against equivalent InnoDB or MyISAM tables under a realistic workload, to confirm that any additional ...On the ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-replication-applier-configuration-table.html
This table shows the configuration parameters that affect transactions applied by the replica. Parameters stored in the table can be changed at runtime with the CHANGE MASTER TO statement, as indicated in the column descriptions. The ...There is ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-replication-connection-status-table.html
This table shows the current status of the replication I/O thread that handles the replica's connection to the source. The replication_connection_status table has these columns: CHANNEL_NAME The replication channel which this row is displaying. The ...It contains values that change during the connection, whereas replication_connection_configuration contains values which define how the replica connects to the source and that remain constant during the ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-session-account-connect-attrs-table.html
For descriptions of common attributes, see Section 25.12.9, “Performance Schema Connection Attribute Tables”. The session_account_connect_attrs table contains connection attributes only for the current session, and other sessions associated with ... Application programs can provide key-value connection attributes to be passed to the server at connect ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-session-connect-attrs-table.html
For descriptions of common attributes, see Section 25.12.9, “Performance Schema Connection Attribute Tables”. To see connection attributes only for the current session, and other sessions associated with the session account, use the ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-setup-consumers-table.html
For detailed information about the effect of enabling different consumers, see Section 25.4.7, “Pre-Filtering by Consumer”. If you disable a consumer, the server does not spend time adding event information to it.
https://dev.mysql.com/doc/refman/5.7/en/thread-pool-information-schema-tables.html
The following sections describe the INFORMATION_SCHEMA tables associated with the thread pool plugin (see Section 5.5.3, “MySQL Enterprise Thread Pool”). They provide information about thread pool operation: TP_THREAD_GROUP_STATE: Information ...In the case of TP_THREAD_STATE, all rows for a thread group comprise a snapshot in ...