Performance Schema replication_applier_status Table

MariaDB starting with 10.5.2

The replication_applier_status table, along with many other new Performance Schema tables, was added in MariaDB 10.5.2.

The Performance Schema replication_applier_status table contains information about the general transaction execution status on the slave.

It contains the following fields.

+----------------------------+---------------------+------+-----+---------+-------+
| Field                      | Type                | Null | Key | Default | Extra |
+----------------------------+---------------------+------+-----+---------+-------+
| CHANNEL_NAME               | char(64)            | NO   |     | NULL    |       |
| SERVICE_STATE              | enum('ON','OFF')    | NO   |     | NULL    |       |
| REMAINING_DELAY            | int(10) unsigned    | YES  |     | NULL    |       |
| COUNT_TRANSACTIONS_RETRIES | bigint(20) unsigned | NO   |     | NULL    |       |
+----------------------------+---------------------+------+-----+---------+-------+

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https://mariadb.com/kb/en/performance-schema-replication_applier_status-table/