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https://dev.mysql.com/doc/refman/8.4/en/group-replication-performance-xcom-cache-reduce.html
XCom might temporarily exceed the cache size limit while this removal process is ongoing. The minimum setting for the XCom message cache size in MySQL 8.4 is 128 MB, which enables deployment on a host that has a restricted amount of available ...
https://dev.mysql.com/doc/refman/8.4/en/merge-table-advantages.html
MERGE tables can help you solve the following problems: Easily manage a set of log tables. For example, you can put data from different months into separate tables, compress some of them with myisampack, and then create a MERGE table to use them as ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndb-innodb-workloads.html
NDB Cluster has a range of unique attributes that make it ideal to serve applications requiring high availability, fast failover, high throughput, and low latency. Due to its distributed architecture and multi-node implementation, NDB Cluster also ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-blobs.html
Parts of JSON values exceeding 4000 bytes in size are also stored in this table. For more information about how NDB Cluster stores columns of such types, see String Type Storage Requirements. The part and inline sizes of NDB blob columns can be set ...
https://dev.mysql.com/doc/mysql-ai/9.5/en/mys-ai-aml-limitations.html
Memory Limitations The table used to train a model cannot exceed 10 GB, 100 million rows, or 1017 columns. Text Handling Limitations AutoML only supports datasets in the English language. MySQL HeatWave AutoML does not support TEXT columns with NULL ...
https://dev.mysql.com/doc/mysql-ai/9.5/en/mys-ai-aml-prereqs.html
Before You Begin Model and Table Sizes The table used to train a model cannot exceed 10 GB, 100 million rows, or 1017 columns. Data Requirements Each dataset must reside in a single table on the MySQL server. NaN (Not a Number) values are not ...
https://dev.mysql.com/doc/refman/8.4/en/select.html
With two arguments, the first argument specifies the offset of the first row to return, and the second specifies the maximum number of rows to return. NOWAIT causes a FOR UPDATE or FOR SHARE query to execute immediately, returning an error if a row ...Use of an unqualified * with other items in the select list may produce a parse ... SELECT [ALL | DISTINCT | DISTINCTROW ] [HIGH_PRIORITY] [STRAIGHT_JOIN] [SQL_SMALL_RESULT] [SQL_BIG_RESULT] ...
https://dev.mysql.com/doc/connectors/en/connector-python-api-mysqlconnection-start-transaction.html
If the server is older than MySQL 5.6.5, it does not support setting the access mode and Connector/Python raises a ValueError. Invoking start_transaction() raises a ProgrammingError if invoked while a transaction is currently in progress. This ...It ...
https://dev.mysql.com/doc/connector-python/en/connector-python-api-mysqlconnection-start-transaction.html
If the server is older than MySQL 5.6.5, it does not support setting the access mode and Connector/Python raises a ValueError. Invoking start_transaction() raises a ProgrammingError if invoked while a transaction is currently in progress. This ...It ...
https://dev.mysql.com/doc/workbench/en/wb-keys.html
The following tables list keyboard shortcuts for MySQL Workbench commands.