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https://dev.mysql.com/doc/refman/8.4/en/performance-schema-events-waits-current-table.html
The table stores one row per thread showing the current status of the thread's most recent monitored wait event, so there is no system variable for configuring the table size. Of the tables that contain wait event rows, events_waits_current is the ...
https://dev.mysql.com/doc/refman/8.4/en/show-warnings.html
SHOW WARNINGS [LIMIT [offset,] row_count] SHOW COUNT(*) WARNINGS SHOW WARNINGS is a diagnostic statement that displays information about the conditions (errors, warnings, and notes) resulting from executing a statement in the current session.
https://dev.mysql.com/doc/refman/8.4/en/window-function-optimization.html
Semijoins are not applicable to window function optimization because semijoins apply to subqueries in WHERE and JOIN ... The default is to avoid inverse aggregation, which is slower but preserves precision. Window functions affect the strategies ...
https://dev.mysql.com/doc/refman/8.4/en/window-functions-named-windows.html
Windows can be defined and given names by which to refer to them in OVER clauses. If present in a query, the WINDOW clause falls between the positions of the HAVING and ORDER BY clauses, and has this syntax: WINDOW window_name AS (window_spec) [, ...
https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-5.html
(Bug #37337527) In some cases, components could not reuse the same connection for running multiple queries. (Bug #37570206) Audit Log Notes <COMMAND_CLASS> was not populated for <NAME>Execute</NAME>. (Bug #36686351) Compilation Notes Group ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-13.html
It was due to the intermediate queries for enabling multiquery support on the server resetting the local transaction state as a side effect. With this fix, the local transaction state is preserved when the intermediate queries are executed. (Bug ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-32.html
The check wrongly rejected queries that had a WITH clause using a common table expression and a UNION operator, and had the first SELECT statement put between parentheses. (Bug #106252, Bug #33968169) Prepared statements that contained EXPLAIN ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-9-4-0.html
(Bug #19948601) Enabling allowMultiQueries without also enabling rewriteBatchedStatements caused statements to be rewritten, which was not the expected behavior. With this fix, allowMultiQueries only allows users to execute multiple queries in a ...
https://dev.mysql.com/doc/mysql-ai/9.5/en/mys-ai-aml-limitations.html
An AutoML query must wait for MySQL AI analytics queries to finish, and vice versa. Text Handling Limitations AutoML only supports datasets in the English language. MySQL HeatWave AutoML does not support TEXT columns with NULL values. MySQL HeatWave ...
https://dev.mysql.com/doc/workbench/en/wb-keys.html
The following tables list keyboard shortcuts for MySQL Workbench commands.
Displaying 571 to 580 of 1827 total results