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https://dev.mysql.com/doc/refman/8.4/en/performance-schema-setup-instruments-table.html
The setup_instruments table lists classes of instrumented objects for which events can be collected: mysql> SELECT * FROM performance_schema.setup_instruments\G *************************** 1. row *************************** NAME: ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/server-plugin-descriptors.html
Every plugin library that contains server plugins must include a library descriptor that contains the general plugin descriptor for each server plugin in the file. This section discusses how to write the library and general descriptors for server ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/writing-authentication-plugins-server-side.html
Declare the server-side plugin with the usual general descriptor format that is used for all server plugin types (see Section 4.4.2.1, “Server Plugin Library and Plugin Descriptors”). This is also the name displayed by SHOW PLUGINS or ...
https://dev.mysql.com/doc/internals/en/starting-transaction-from-external-lock-method.html
MySQL calls [custom-engine.html#custom-engine-api-reference-external_lock handler::external_lock()] for every table it is going to use at the beginning of every statement. Thus, if a table is touched for the first time, it implicitly starts a ...
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/ndbapi/en/ndb-examples-timestamp2.html
The file timestamp2.cpp reproduced in this section provides an example of working in NDB API applications with the “new” MySQL temporal data types supporting fractional seconds. For more information working with MySQL temporal and other data ...
https://dev.mysql.com/doc/refman/8.4/en/enterprise-encryption-functions.html
MySQL Enterprise Encryption functions have these general characteristics: For arguments of the wrong type or an incorrect number of arguments, each function returns an error. If the arguments are not suitable to permit a function to perform the ...
https://dev.mysql.com/doc/refman/8.4/en/enum.html
An ENUM is a string object with a value chosen from a list of permitted values that are enumerated explicitly in the column specification at table creation time. See Section 13.3.1, “String Data Type Syntax” for ENUM type syntax and length ...
https://dev.mysql.com/doc/refman/8.4/en/firewall-reference.html
When enabled, the firewall bases operational decisions on the cached data. The firewall database can be the mysql system database or a custom schema (see Installing MySQL Enterprise Firewall). For information about MySQL Enterprise Firewall ...
https://dev.mysql.com/doc/refman/8.4/en/json-creation-functions.html
The functions listed in this section compose JSON values from component elements. JSON_ARRAY([val[, val] ...]) Evaluates a (possibly empty) list of values and returns a JSON array containing those values. mysql> SELECT JSON_ARRAY(1, "abc", NULL, ...