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https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-overview.html
While Lakehouse provides in-memory query processing on data in Object Storage, it does not load data into a DB System table. External Tables When MySQL HeatWave loads data and creates a table from a file in Object Storage, it is an external ... The ...
https://dev.mysql.com/doc/refman/8.4/en/federated-description.html
When you create a table using one of the standard storage engines (such as MyISAM, CSV or InnoDB), the table consists of the table definition and the associated data. When you create a FEDERATED table, the table definition is the same, but the ...
https://dev.mysql.com/doc/refman/8.4/en/firewall-usage.html
Scheduling Firewall Cache Reloads Each time the MYSQL_FIREWALL server-side plugin initializes, it loads data from these tables to its internal cache: firewall_whitelist firewall_group_allowlist firewall_users firewall_groups firewall_membership ...
https://dev.mysql.com/doc/refman/8.4/en/nested-join-optimization.html
The syntax of table_factor is extended in comparison with the SQL Standard. The latter accepts only table_reference, not a list of them inside a pair of parentheses. This is a conservative extension if we consider each comma in a list of ...The ...
https://dev.mysql.com/doc/refman/8.4/en/partitioning-limitations-storage-engines.html
In MySQL 8.4, partitioning support is not actually provided by the MySQL Server, but rather by a table storage engine's own or native partitioning handler. This means that partitioned tables cannot be created using any other storage engine than ...
https://dev.mysql.com/doc/internals/en/optimizer-joins-access-methods.html
Bad join choices can cause more damage than bad choices in single-table searches, so MySQL developers have spent proportionally more time making sure that the tables in a query are joined in an optimal order and that optimal access methods (often ...The goal of the query optimizer is to find an optimal QEP among all such possible ...
https://dev.mysql.com/doc/ndbapi/en/ndb-examples-recattr-vs-ndbrecord.html
This example illustrates the key differences between the old-style NdbRecAttr API and the newer approach using NdbRecord when performing some common tasks in an NDB API application. The source code can be found can be found in the file ...
https://dev.mysql.com/doc/x-devapi-userguide/en/sql-crud-functions.html
Table.insert() The Table.insert() method works like an INSERT statement in SQL. It is used to store data in a relational table in the database. The example assumes that the test schema exists and is assigned to the variable db, and that an empty ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-auto-unload-syntax.html
This adds an include list to exactly specify the tables to unload, which eliminates the need to include a database and exclude unnecessary tables. mysql> CALL sys.HEATWAVE_UNLOAD_all ([options]); options: { JSON_OBJECT("key","value"[,"key","value"] ...input_list is a JSON array and requires one or more valid input which can be either a valid schema name or a ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-data-load-prerequisites.html
Prepare Data Before loading data, ensure that you meet the following requirements: The tables you intend to load must be set to ENGINE=InnoDB tables. You can manually convert tables by using the following ALTER TABLE statement: mysql> ALTER TABLE ...