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https://dev.mysql.com/doc/refman/8.4/en/faqs-triggers.html
Can a table have multiple triggers with the same trigger event and action time? A.5.11. Is it possible for a trigger to update tables on a remote server? A.5.12. Information about triggers can be obtained by querying the INFORMATION_SCHEMA.TRIGGERS ...Where can I find the documentation for MySQL 8.4 triggers? ...
https://dev.mysql.com/doc/refman/8.4/en/intersect.html
query_expression_body INTERSECT [ALL | DISTINCT] query_expression_body [INTERSECT [ALL | DISTINCT] query_expression_body] [...] query_expression_body: See Section 15.2.14, “Set Operations with UNION, INTERSECT, and EXCEPT” INTERSECT limits the ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-limitations-limits.html
Memory consumed when data is inserted into an NDB table is not automatically recovered when deleted, as it is with other storage engines. Instead, the following rules hold true: A DELETE statement on an NDB table makes the memory formerly used by ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-command-options.html
This option is on by default, which enables database, table, and column name completion. --dns-srv-name=name Command-Line Format --dns-srv-name=name Type String Specifies the name of a DNS SRV record that determines the candidate hosts to use for ...
https://dev.mysql.com/doc/refman/8.4/en/performance-schema-consumer-configurations.html
The consumer settings in the setup_consumers table form a hierarchy from higher levels to lower. The setup_consumers table contains the following hierarchy of values: global_instrumentation thread_instrumentation events_waits_current ...The ...
https://dev.mysql.com/doc/heatwave-aws/en/mysql-server-plugins-components.html
The log contents can include information such as when clients connected and disconnected, what actions they performed while connected, and which databases and tables they accessed. Plugins and Components 3.1.2.6 Plugins and Components The following ...
https://dev.mysql.com/doc/heatwave/en/mys-hwgenai-vector-store-load.html
The VECTOR_STORE_LOAD routine generates vector embedding for the specified files or folders that are stored in the bucket, and loads the embeddings into a new vector store table. This routine creates an asynchronous task which loads vector store ...
https://dev.mysql.com/doc/refman/8.4/en/replication-options-gtids.html
Only statements that can be logged using GTID safe statements can be logged when enforce_gtid_consistency is set to ON, so the operations listed here cannot be used with this option: CREATE TEMPORARY TABLE or DROP TEMPORARY TABLE statements inside ... The MySQL Server system variables described in this section are used to monitor and control Global Transaction Identifiers ...
https://dev.mysql.com/doc/refman/8.4/en/range-optimization.html
The range access method uses a single index to retrieve a subset of table rows that are contained within one or several index value intervals. To update table index statistics for best estimates, use ANALYZE TABLE. In MySQL 8.4, index dive skipping ...The following sections describe conditions under which the optimizer uses range ...
https://dev.mysql.com/doc/refman/8.4/en/charset-unicode-sets.html
utf8mb3 is also displayed in place of utf8 in columns of Information Schema tables, and in the output of SQL SHOW statements. To determine the pad attribute for a collation, use the INFORMATION_SCHEMA COLLATIONS table, which has a PAD_ATTRIBUTE ...