Performance Schema memory_summary_by_account_by_event_name Table

MariaDB starting with 10.5.2

The memory_summary_by_account_by_event_name table was introduced in MariaDB 10.5.2.

The memory_summary_by_account_by_event_name table contains memory usage statistics aggregated by account and event.

The table contains the following columns:

+------------------------------+---------------------+------+-----+---------+-------+
| Field                        | Type                | Null | Key | Default | Extra |
+------------------------------+---------------------+------+-----+---------+-------+
| USER                         | char(32)            | YES  |     | NULL    |       |
| HOST                         | char(60)            | YES  |     | NULL    |       |
| EVENT_NAME                   | varchar(128)        | NO   |     | NULL    |       |
| COUNT_ALLOC                  | bigint(20) unsigned | NO   |     | NULL    |       |
| COUNT_FREE                   | bigint(20) unsigned | NO   |     | NULL    |       |
| SUM_NUMBER_OF_BYTES_ALLOC    | bigint(20) unsigned | NO   |     | NULL    |       |
| SUM_NUMBER_OF_BYTES_FREE     | bigint(20) unsigned | NO   |     | NULL    |       |
| LOW_COUNT_USED               | bigint(20)          | NO   |     | NULL    |       |
| CURRENT_COUNT_USED           | bigint(20)          | NO   |     | NULL    |       |
| HIGH_COUNT_USED              | bigint(20)          | NO   |     | NULL    |       |
| LOW_NUMBER_OF_BYTES_USED     | bigint(20)          | NO   |     | NULL    |       |
| CURRENT_NUMBER_OF_BYTES_USED | bigint(20)          | NO   |     | NULL    |       |
| HIGH_NUMBER_OF_BYTES_USED    | bigint(20)          | NO   |     | NULL    |       |
+------------------------------+---------------------+------+-----+---------+-------+

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