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https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-limitations-csv.html
MySQL HeatWave Lakehouse has the following limitations for CSV files. Lakehouse does not support CSV files with more than 4MB per line. As of MySQL 9.3.2, Lakehouse supports the VECTOR data type for CSV and Parquet files. Consider the following ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-limitations-parquet.html
MySQL HeatWave Lakehouse has the following limitations for Parquet files. Consider the following limitations: To load Parquet files with the VECTOR data type (from Parquet strings or from Parquet (numeric) Lists), you must load the table manually ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-load-event-based.html
If an external table specifies one of these types of PARs and also specifies a stream for event-based incremental load, an error is returned. As of MySQL 9.4.1, you can load data from Object Storage by using event-based incremental load. Once an ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-loading-data-manually.html
After creating an external table manaully and specifying the files to load into the table, you specify the SECONDARY_UNLOAD clause in an ALTER TABLE statement to load the data from the files into the table. This topic contains the following ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-modifying-tables.html
If you are explicitly trying to use the secondary engine, these queries generate an offload error. When an InnoDB table is loaded into MySQL HeatWave Cluster, DDL operations such as ALTER TABLE, RENAME TABLE, TRUNCATE TABLE, and DROP TABLE are ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-query-priority-queue.html
If a query does raise an out of memory error, the scheduler runs the query a second time in isolation. MySQL HeatWave uses a workload-aware, priority-based, automated scheduling mechanism to schedule concurrently issued queries for execution. The ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-restrictions-async-exec.html
When an asynchronous task attempts to obtain a lock on a database resource, but it unable to get it as another transaction holds a conflicting lock, an error is generated and the following message is displayed: Cannot acquire lock. Therefore, only ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-workload-optimization-olap.html
Auto Query Time Estimation provides runtime information for successfully executed queries and runtime estimates for EXPLAIN queries, queries cancelled with Ctrl+C, and queries that fail due to out of memory errors. Workload optimization for online ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-how-to-import-onnx.html
This topic describes how to import an external ONNX model. Ways to Import External ONNX Model You have the following ways to import an external ONNX model. Import model as a string: For smaller models, you can copy the encoded string and paste it ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-learn-with-genai.html
| | \n- 'neg_mean_absolute_error' is the metric used to evaluate the model.\n- @score is the user-defined variable name for the computed score.\n- NULL is used for the options parameter since it's not required for regression tasks. Here's an ...