Purpose
gv$memstore_info displays detailed information about the MemTable of all tenant partitions on all servers.
Related tables/views
oceanbase.__all_virtual_memstore_info
Fields
| Field | Type | Nullable? | Description |
|---|---|---|---|
| TENANT_ID | bigint(20) | NO | The ID of the tenant. |
| IP address | varchar(32) | NO | The IP address of the server. |
| PORT | bigint(20) | NO | The port number of the OBServer node. |
| TABLE_ID | bigint(20) | NO | The ID of the table. |
| PARTITION_ID | bigint(20) | NO | The ID of the partition. |
| VERSION | varchar(128) | NO | The freeze version. |
| BASE_VERSION | bigint(20) | NO | The left boundary of the data snapshot version number. |
| MULTI_VERSION_START | bigint(20) | NO | The starting snapshot version of multi-version data. |
| SNAPSHOT_VERSION | bigint(20) | NO | The right boundary of the data snapshot version number. |
| IS_ACTIVE | bigint(20) | NO | Indicates whether the current MemTable is active. |
| USED | bigint(20) | NO | The size in bytes of the memory used by the current MemTable. |
| HASH_ITEMS | bigint(20) | NO | The number of rows recorded in the hash index. |
| BTREE_ITEMS | bigint(20) | NO | The number of rows recorded in the Btree index. |