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https://dev.mysql.com/information-schema-processlist-table.html
This is the same value displayed in the Id column of the SHOW PROCESSLIST statement, displayed in the PROCESSLIST_ID column of the Performance Schema threads table, and returned by the CONNECTION_ID() function within the thread. unauthenticated user ... The MySQL process list indicates the operations currently being performed by the set of threads executing within the ...
https://dev.mysql.com/innodb-memcached-troubleshoot.html
memcached connections are blocked from accessing tables that contain an indexed virtual column. Accessing an indexed virtual column requires a callback to the server, but a memcached connection does not have access to the server code. This section ...
https://dev.mysql.com/keyring-system-variables.html
If this variable is not set, the keyring_hashicorp plugin opens an HTTPS connection without using server certificate verification, and trusts any certificate delivered by the HashiCorp Vault server. keyring_oci_user Command-Line Format ...These ...
https://dev.mysql.com/log-file-maintenance.html
Execution of log-flushing statements or commands requires connecting to the server using an account that has the RELOAD privilege. (See Section 4.10, “Unix Signal Handling in MySQL”.) Signals enable log flushing to be performed without having to ... As described in Section 5.4, “MySQL Server Logs”, MySQL Server can create several different log files to help you see what activity is taking ...
https://dev.mysql.com/miscellaneous-functions.html
INET_NTOA(expr) Given a numeric IPv4 network address in network byte order, returns the dotted-quad string representation of the address as a string in the connection character set. Two calls to UUID() are expected to generate two different values, ...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 ...
https://dev.mysql.com/mysql-cluster-config-send-buffers.html
This parameter is used in the config.ini file [tcp] section, and denotes the amount of unsent data (in bytes) that must be present in the send buffer before the connection is considered overloaded. When such an overload condition occurs, ... The NDB ...
https://dev.mysql.com/mysql-cluster-ndbinfo-error-messages.html
The error_messages table provides information about The error_messages table contains the following columns: error_code Numeric error code error_description Description of error error_status Error status code error_classification Error ...
https://dev.mysql.com/mysql-cluster-ndbinfo-processes.html
Only nodes that are connected to the cluster are shown in this table. You can obtain information about nodes that are configured but not connected to the cluster from the nodes and config_nodes tables. For other types of API nodes, it is the name of ... This table contains information about NDB Cluster node processes; each node is represented by the row in the ...
https://dev.mysql.com/mysql-cluster-ndbinfo-server-transactions.html
The server_transactions table is subset of the cluster_transactions table, but includes only those transactions in which the current SQL node (MySQL Server) is a participant, while including the relevant connection IDs. (Currently, the MySQL Server ...Together with the block name, this number can be used to look up a given instance in the threadblocks ...
https://dev.mysql.com/mysql-cluster-programs-ndb-size-pl.html
This is a Perl script that can be used to estimate the amount of space that would be required by a MySQL database if it were converted to use the NDBCLUSTER storage engine. Unlike the other utilities discussed in this section, it does not require ...
Document created the 26/06/2006, last modified the 26/10/2018
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