| title | summary |
|---|---|
TIFLASH_REPLICA |
了解 information_schema 表 `TIFLASH_REPLICA`。 |
TIFLASH_REPLICA 表提供了有关可用的 TiFlash 副本的信息。
{{< copyable "sql" >}}
USE information_schema;
DESC tiflash_replica;+-----------------+-------------+------+------+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+-----------------+-------------+------+------+---------+-------+
| TABLE_SCHEMA | varchar(64) | YES | | NULL | |
| TABLE_NAME | varchar(64) | YES | | NULL | |
| TABLE_ID | bigint(21) | YES | | NULL | |
| REPLICA_COUNT | bigint(64) | YES | | NULL | |
| LOCATION_LABELS | varchar(64) | YES | | NULL | |
| AVAILABLE | tinyint(1) | YES | | NULL | |
| PROGRESS | double | YES | | NULL | |
+-----------------+-------------+------+------+---------+-------+
7 rows in set (0.01 sec)