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https://dev.mysql.com/doc/refman/8.4/en/flow-control-functions.html
If all types are temporal, the result is temporal: If all temporal types are DATE, TIME, or TIMESTAMP, the result is DATE, TIME, or TIMESTAMP, respectively. Otherwise, for a mix of temporal types, the result is DATETIME. The CASE statement cannot ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication.html
Groups can operate in a single-primary mode with automatic primary election, where only one server accepts updates at a time. There is a built-in group membership service that keeps the view of the group consistent and available for all servers at ... This chapter explains Group Replication in MySQL 8.4, and how to install, configure and monitor ...MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/sql-prepared-statements.html
Typically, database applications process large volumes of almost-identical statements, with only changes to literal or variable values in clauses such as WHERE for queries and deletes, SET for updates, and VALUES for inserts. Using prepared ...For ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-14.html
(Bug #28692243, Bug #92536) When the connection property zeroDateTimeBehavior was set to CONVERT_TO_NULL, Connector/J converted a TIME type value of 00:00:00 to null. With this fix, it returns a java.sql.Time instance of zero hours, minutes, and ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-16.html
(WL #12459) X DevAPI: When using X DevAPI, performance for statements that are executed repeatedly (two or more times) is improved by using server-side prepared statements for the second and subsequent executions. It is suitable for use with MySQL ... Version 8.0.16 is the latest General Availability release of the 8.0 series of MySQL ...
https://dev.mysql.com/doc/workbench/en/dbdoc-templates-markers.html
If a variable type is a variable, then the table describes its data dictionary, and a parent dictionary if type is a section. These markers can be used in any template, including custom templates. Using the table The table shows which variables are ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-mysql-instance-instance-details.html
The monitored instance section (untitled) lists all the instances currently monitored by this installation and enables you to delete and edit instance configuration. When editing an individual instance, the Instance Details tab enables you to edit ...If you add a note, a note icon is displayed in the Notes column for that ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-genai-chat-details.html
Oracle AutoML replaces the laborious and time consuming tasks of the data analyst whose workflow is as follows:\n1. Selecting a model from a large number of viable candidate models.\n2. Text segments: that were retrieved from the vector store and ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-prepare-an-anomaly-detection-model.html
mysql> CREATE TABLE credit_card_train ( transaction_id INT AUTO_INCREMENT PRIMARY KEY, home_address VARCHAR(100), purchase_location VARCHAR(100), purchase_amount DECIMAL(10, 2), purchase_time DATETIME, target INT ); Insert the sample data to train ... This topic describes how to prepare the data to use for two anomaly detection machine learning models: a semi-supervised anomaly detection model, and an unsupervised anomaly detection model for ...
https://dev.mysql.com/doc/refman/8.4/en/correlated-subqueries.html
So, MySQL looks outside the subquery, and finds t1 in the outer query. Suppose that table t1 contains a row where column1 = 5 and column2 = 6; meanwhile, table t2 contains a row where column1 = 5 and column2 = 7. This type of transformation can be ... A correlated subquery is a subquery that contains a reference to a table that also appears in the outer ...