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https://dev.mysql.com/doc/refman/8.4/en/sys-ps-is-thread-instrumented.html
Returns YES or NO to indicate whether Performance Schema instrumentation for a given connection ID is enabled, UNKNOWN if the ID is unknown, or NULL if the ID is NULL. This is a value of the type given in the PROCESSLIST_ID column of the ...
https://dev.mysql.com/doc/refman/8.4/en/sys-statement-performance-analyzer.html
Creates a report of the statements running on the server. The views are calculated based on the overall and/or delta activity. This procedure disables binary logging during its execution by manipulating the session value of the sql_log_bin system ...
https://dev.mysql.com/doc/refman/8.4/en/sys-table-exists.html
Tests whether a given table exists as a regular table, a TEMPORARY table, or a view. If both a temporary and a permanent table exist with the given name, TEMPORARY is returned. Parameters in_db VARCHAR(64): The name of the database in which to ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-prepared-statement-data-structures.html
Prepared statements use several data structures: To obtain a statement handler, pass a MYSQL connection handler to mysql_stmt_init(), which returns a pointer to a MYSQL_STMT data structure. To specify the statement to prepare, pass the MYSQL_STMT ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-get-option.html
int mysql_get_option(MYSQL *mysql, enum mysql_option option, const void *arg) Description Returns the current value of an option settable using mysql_options(). The option argument is the option for which you want its value. The arg argument is a ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-options4.html
int mysql_options4(MYSQL *mysql, enum mysql_option option, const void *arg1, const void *arg2) Description mysql_options4() is similar to mysql_options() but has an extra fourth argument so that two values can be passed for the option specified in ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-session-track-get-next.html
int mysql_session_track_get_next(MYSQL *mysql, enum enum_session_state_type type, const char **data, size_t *length) Description This function fetches additional session state-change information received from the server, following that retrieved by ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-set-server-option.html
int mysql_set_server_option(MYSQL *mysql, enum enum_mysql_set_option option) Description Enables or disables an option for the connection. Option Description MYSQL_OPTION_MULTI_STATEMENTS_ON Enable multiple-statement support ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-shutdown.html
int mysql_shutdown(MYSQL *mysql, enum mysql_enum_shutdown_level shutdown_level) Description Note mysql_shutdown() is deprecated and will be removed in a future version of MySQL. MySQL servers support only one type of shutdown; shutdown_level must ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-stmt-attr-get.html
bool mysql_stmt_attr_get(MYSQL_STMT *stmt, enum enum_stmt_attr_type option, void *arg) Description Can be used to get the current value for a statement attribute. The option argument is the option that you want to get; the arg should point to a ...