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https://dev.mysql.com/doc/connector-python/en/connector-python-api-fieldtype.html
This class provides all supported MySQL field or data types. They can be useful when dealing with raw data or defining your own converters. The field type is stored with every cursor in the description for each column. The following example shows ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-configuring-instances.html
It might work, but chances are that the operations race and then the act of joining the group ends up in an error or a time out. The use of other storage engines, including the temporary MEMORY storage engine, might cause errors in Group Replication. server_id=1 gtid_mode=ON enforce_gtid_consistency=ON These settings configure the server to use the unique identifier number 1, to enable Section 19.1.3, “Replication with Global Transaction Identifiers”, and to allow execution of only statements that can be safely logged using a ...
https://dev.mysql.com/doc/refman/8.4/en/sys-statements-with-full-table-scans.html
By default, rows are sorted by descending percentage of time a full scan was done and descending total latency. total_latency The total wait time of timed statement events for the statement. no_index_used_count The total number of times no index was ... These views display normalized statements that have done full table ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-restore-cluster.html
Otherwise, the command fails with the error Unable to perform restore - no vacant ndbapi slots in config for cluster cluster_name. Doing this can decrease the time required to restore a large data set, particularly where many indexes were in use.
https://dev.mysql.com/doc/internals/en/binlog-event-header.html
Binlog::EventHeader: Binlog header Payload 4 timestamp 1 event type 4 server-id 4 event-size if binlog-version > 1: 4 log pos 2 flags Fields timestamp (4) -- seconds since unix epoch event_type (1) -- see Binlog Event Type server_id (4) -- server-id ... The binlog event header starts each event and is either 13 or 19 bytes long, depending on the binlog ...
https://dev.mysql.com/doc/internals/en/start-event-v3.html
create_timestamp (4) -- seconds since Unix epoch when the binlog was created . Payload 2 binlog-version string[50] mysql-server version 4 create timestamp Fields binlog-version (2) -- version of this binlog format. Binlog::START_EVENT_V3: A start ...
https://dev.mysql.com/doc/x-devapi-userguide/en/collection-modify.html
They can be chained one after another and for multiple times: Notes The _id of a document cannot be modified or removed by the methods below. An error is returned if no DocPath is supplied, or if DocPath is $ (use remove() instead if you want to ...
https://dev.mysql.com/doc/ndbapi/en/ndb-examples-basic-insert.html
You can also find the source code for this example in the file storage/ndb/ndbapi-examples/ndbapi_basic/ndbapi_basic_insert.cpp.
https://dev.mysql.com/doc/connectors/en/connector-j-query-attributes.html
Connector/J supports Query Attributes when it has been enabled on the server by installing the query_attributes component (see Prerequisites for Using Query Attributes for details). Attributes are set for a query by using the setAttribute() method ...
https://dev.mysql.com/doc/connector-j/en/connector-j-query-attributes.html
Connector/J supports Query Attributes when it has been enabled on the server by installing the query_attributes component (see Prerequisites for Using Query Attributes for details). Attributes are set for a query by using the setAttribute() method ...