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https://dev.mysql.com/doc/heatwave/en/mys-hwaml-prepare-a-forecasting-model.html
This topic describes how to prepare the data to use for a forecasting machine learning model. To prepare the data for this use case, you set up a training dataset and a testing dataset. The training dataset has 37 records, and the testing dataset ...
https://dev.mysql.com/doc/relnotes/heatwave/en/news-8-0-25.html
For example, the following query can now be offloaded to MySQL HeatWave for execution: SELECT DISTINCT a FROM t1 ORDER BY c DESC; (Bug #32583856) Query plan statistics are now collected and stored in a statistics cache when a query is executed in ...
https://dev.mysql.com/doc/heatwave-aws/en/hw-aws-upgrading-mysql-8.0-8.4.html
Upgrading MySQL 8.0 BugFix to MySQL 8.4 LTS 3.1.2.2.1 Upgrading MySQL 8.0 BugFix to MySQL 8.4 LTS MySQL 8.4 LTS introduces some new features and removes some deprecated features as compared to MySQL 8.0 BugFix. Here are some important changes you ...
https://dev.mysql.com/doc/refman/8.4/en/data-type-defaults.html
Data type specifications can have explicit or implicit default values. A DEFAULT value clause in a data type specification explicitly indicates a default value for a column. Examples: CREATE TABLE t1 ( i INT DEFAULT -1, c VARCHAR(10) DEFAULT '', ...
https://dev.mysql.com/doc/refman/8.4/en/data-types.html
MySQL supports SQL data types in several categories: numeric types, date and time types, string (character and byte) types, spatial types, and the JSON data type. This chapter provides an overview and more detailed description of the properties of ...
https://dev.mysql.com/doc/refman/8.4/en/flow-control-functions.html
The second syntax returns the result for the first condition that is true. If no comparison or condition is true, the result after ELSE is returned, or NULL if there is no ELSE part. Note The syntax of the CASE operator described here differs ...
https://dev.mysql.com/doc/refman/8.4/en/insert.html
INSERT [LOW_PRIORITY | DELAYED | HIGH_PRIORITY] [IGNORE] [INTO] tbl_name [PARTITION (partition_name [, partition_name] ...)] [(col_name [, col_name] ...)] { {VALUES | VALUE} (value_list) [, (value_list)] ... | TABLE table_name | VALUES ...
https://dev.mysql.com/doc/refman/8.4/en/precision-math-expressions.html
With precision math, exact-value numbers are used as given whenever possible. For example, numbers in comparisons are used exactly as given without a change in value. In strict SQL mode, for INSERT into a column with an exact data type (DECIMAL or ...
MySQL 8.4 Reference Manual :: 19.2.1.3 Determination of Safe and Unsafe Statements in Binary Logging
https://dev.mysql.com/doc/refman/8.4/en/replication-rbr-safe-unsafe.html
The “safeness” of a statement in MySQL replication refers to whether the statement and its effects can be replicated correctly using statement-based format. If this is true of the statement, we refer to the statement as safe; otherwise, we ...
https://dev.mysql.com/doc/refman/8.4/en/session-state-tracking.html
A client can enable these trackers to receive notification of changes to its session state. Uses for Session State Trackers Available Session State Trackers C API Session State Tracker Support Test Suite Session State Tracker Support Uses for ...