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https://dev.mysql.com/doc/heatwave/en/mys-hw-dynamic-query-offload.html
As of MySQL 9.0.0, MySQL HeatWave uses dynamic query offload to choose the optimal execution engine for queries based on query and execution engine characteristics, which achieves improved performance. Before MySQL 9.0.0, MySQL HeatWave uses a ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-run-query.html
This topic describes how to use the EXPLAIN statement to analyze query execution and verify whether a query is offloaded to MySQL HeatWave for accelerated processing. Execute EXPLAIN Statement Before running a query, you can use EXPLAIN to ...To ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-troubleshooting-query-privatelink.html
Note:The error messages might read differently, as MySQL HeatWave on AWS gets updated. Connect to Private Hostname Application cannot connect, returning MySQL error like Error 2003: Can't connect to MySQL server Validate that your account allows ...
https://dev.mysql.com/doc/workbench/en/wb-performance-query-statistics.html
The Query Stats SQL editor results tab (see the next two figures) uses Performance Schema data to gather key statistics collected for executed query, such as timing, temporary tables, indexes, joins, and more. Figure 7.5 SQL Editor: Query Stats ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-query-analyzer-ref.html
The Query Analyzer provides a point-in-time snapshot of queries on the monitored database, enabling you to monitor SQL statements executed on a MySQL server and see details of each query, number of executions, and execution times. If the sys ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-auto-query-plan-improvement.html
The Auto Query Plan Improvement feature collects and stores query plan statistics in a statistics cache when a query is executed in MySQL HeatWave. When a new query shares query execution plan nodes with previously executed queries, the statistics ...Each entry in the cache corresponds to a query execution plan ...
https://dev.mysql.com/doc/connector-python/en/connector-python-api-cext-query.html
ccnx.query('DROP TABLE IF EXISTS t') ccnx.query('CREATE TABLE t (i INT NOT NULL AUTO_INCREMENT PRIMARY KEY)') ccnx.query('INSERT INTO t (i) VALUES (NULL),(NULL),(NULL)') ccnx.query('SELECT LAST_INSERT_ID()') row = ccnx.fetch_row() ...raw_as_string ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-export-query-overview.html
AWS S3 URL: For MySQL HeatWave on AWS, you must use AWS S3 URLs. See Manage AWS Access from the MySQL HeatWave on AWS Service Guide to learn more. Supported File Formats You can export the query results in the following file formats: CSV (As of ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-creating-privatelink-query.html
Creating a Query PrivateLink 6.1.1 Creating a Query PrivateLink Use the MySQL HeatWave Console to create a Query PrivateLink to provide connectivity for applications running in your AWS account to MySQL HeatWave on AWS DB Systems using private IP ...This task requires the following: A DB System in the Active ...
https://dev.mysql.com/doc/refman/8.4/en/optimizing-innodb-queries.html
To tune queries for InnoDB tables, create an appropriate set of indexes on each table. Follow these guidelines for InnoDB indexes: Because each InnoDB table has a primary key (whether you request one or not), specify a set of primary key columns ...