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https://dev.mysql.com/doc/relnotes/heatwave/en/news-9-4-1.html
This update introduces additional data preparation information to NL2ML's responses that enable you to join dataset tables, exclude unnecessary columns, and split your data into training and testing tables through the use of a new TRAIN_TEST_SPLIT ... These release notes were created with the assistance of MySQL HeatWave ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-importing-data-bulk-ingesting.html
It is recommended to split the data into multiple files to improve the performance of bulk ingest. The files are named, booking.tsv1, booking.tsv2, ..., booking.tsv25:LOAD DATA FROM S3 ... Importing Data Using the Bulk Ingest Feature 7.2.2.2 ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-importing-data-data-import.html
If your data is present in a MySQL instance running on-premises, in other cloud vendors as managed or unmanaged services, or another MySQL HeatWave on AWS instance, you have to export the data into an Amazon S3 bucket first. An established ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-refreshing-lakehouse-data.html
Refreshing Lakehouse Data 9.3 Refreshing Lakehouse Data The MySQL HeatWave Lakehouse tables contain a snapshot of your data in Amazon S3 at the time you loaded the data into your MySQL HeatWave Cluster. The privileges to load data into your MySQL ...If the data has been altered or removed subsequently on Amazon S3, or if you want to add similar data from Amazon S3 that maps to your Lakehouse tables, you can perform a Lakehouse Incremental Load when using MySQL 9.1.0 or ...
https://dev.mysql.com/doc/refman/8.4/en/analyze-table.html
This makes ANALYZE TABLE fast on InnoDB tables but not 100% accurate because it does not take all rows into account. If the estimated amount of data to be read into memory for histogram generation exceeds the limit defined by ...ANALYZE ...
https://dev.mysql.com/doc/refman/8.4/en/apache.html
There are programs that let you authenticate your users from a MySQL database and also let you write your log files into a MySQL table.
https://dev.mysql.com/doc/refman/8.4/en/archive-storage-engine.html
ARCHIVE does not support inserting a value into an AUTO_INCREMENT column less than the current maximum column value. You can use OPTIMIZE TABLE to analyze the table and pack it into a smaller format (for a reason to use OPTIMIZE TABLE, see later in ... The ARCHIVE storage engine produces special-purpose tables that store large amounts of unindexed data in a very small ...
https://dev.mysql.com/doc/refman/8.4/en/built-in-function-reference.html
The following table lists each built-in (native) function and operator and provides a short description of each one. For a table listing functions that are loadable at runtime, see Section 14.2, “Loadable Function Reference”. ->> Return value ...
https://dev.mysql.com/doc/refman/8.4/en/char.html
The following table illustrates the differences between CHAR and VARCHAR by showing the result of storing various string values into CHAR(4) and VARCHAR(4) columns (assuming that the column uses a single-byte character set such as latin1). If a ...
https://dev.mysql.com/doc/refman/8.4/en/charset-binary-collations.html
This section describes how the binary collation for binary strings compares to _bin collations for nonbinary strings. Binary strings (as stored using the BINARY, VARBINARY, and BLOB data types) have a character set and collation named binary.