diff --git a/docs/user-guide/deployments/configuration.md b/docs/user-guide/deployments/configuration.md
index db7815d05..f9a2a27f4 100644
--- a/docs/user-guide/deployments/configuration.md
+++ b/docs/user-guide/deployments/configuration.md
@@ -811,6 +811,8 @@ backoff_deadline = "5mins"
| `use_memory_store` | Bool | `false` | Store data in memory. |
| `enable_region_failover` | Bool | `false` | Whether to enable region failover.
This feature is only available on GreptimeDB running on cluster mode and
- Using Remote WAL
- Using shared storage (e.g., s3). |
| `backend` | String | `etcd_store` | The datastore for metasrv.
- `etcd_store` (default)
- `memory_store` (In memory metadata storage - only used for testing.)
- `postgres_store` |
+| `meta_table_name` | String | `greptime_metakv` | Table name in RDS to store metadata. Effect when using a RDS kvbackend.
**Only used when backend is `postgres_store`.** |
+| `meta_election_lock_id` | Integer | `1` | Advisory lock id in PostgreSQL for election. Effect when using PostgreSQL as kvbackend
**Only used when backend is `postgres_store`.** |
| `procedure` | -- | -- | Procedure storage options. |
| `procedure.max_retry_times` | Integer | `12` | Procedure max retry time. |
| `procedure.retry_delay` | String | `500ms` | Initial retry delay of procedures, increases exponentially |
diff --git a/i18n/zh/docusaurus-plugin-content-docs/current/user-guide/deployments/configuration.md b/i18n/zh/docusaurus-plugin-content-docs/current/user-guide/deployments/configuration.md
index 8c4741da4..f0f67e555 100644
--- a/i18n/zh/docusaurus-plugin-content-docs/current/user-guide/deployments/configuration.md
+++ b/i18n/zh/docusaurus-plugin-content-docs/current/user-guide/deployments/configuration.md
@@ -782,6 +782,8 @@ backoff_deadline = "5mins"
| `use_memory_store` | Boolean | `false` | 仅用于在没有 etcd 集群时的测试,将数据存储在内存中,默认值为 `false`。 |
| enable_region_failover | Bool | false | 是否启用 region failover。
该功能仅在以集群模式运行的 GreptimeDB 上可用,并且
- 使用远程 WAL
- 使用共享存储(如 s3)。 |
| `backend` | String | `etcd_store` | 元数据存储类型。
- `etcd_store` (默认)
- `memory_store` (纯内存存储 - 仅用于测试)
- `postgres_store`|
+| `meta_table_name` | String | `greptime_metakv` | 使用 RDS 存储元数据时的表名。**仅在 backend 为 postgre_store 时有效。** |
+| `meta_election_lock_id` | Integer | `1` | 用于领导选举的 PostgreSQL 咨询锁 id。**仅在 backend 为 postgre_store 时有效。** |
| `procedure` | -- | -- | |
| `procedure.max_retry_times` | 整数 | `12` | Procedure 的最大重试次数。 |
| `procedure.retry_delay` | 字符串 | `500ms` | Procedure 初始重试延迟,延迟会指数增长。 |