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feat(config): make table name of pg backend configurable #5244

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feat(config): make table name of pg backend configurable #5244

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e89b5c5
feat: add config for pg kv backend table name
CookiePieWw Dec 26, 2024
2041c5c
chore: update config file
CookiePieWw Dec 26, 2024
ee5b93f
fix: unit test
CookiePieWw Dec 27, 2024
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1 change: 1 addition & 0 deletions config/config.md
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Expand Up @@ -296,6 +296,7 @@
| `store_addrs` | Array | -- | Store server address default to etcd store. |
| `store_key_prefix` | String | `""` | If it's not empty, the metasrv will store all data with this key prefix. |
| `backend` | String | `EtcdStore` | The datastore for meta server. |
| `pg_table_name` | String | `greptime_metakv` | Table name in postgresql to store metadata. Only effect when backend is `PostgresStore`. |
| `selector` | String | `round_robin` | Datanode selector type.<br/>- `round_robin` (default value)<br/>- `lease_based`<br/>- `load_based`<br/>For details, please see "https://docs.greptime.com/developer-guide/metasrv/selector". |
| `use_memory_store` | Bool | `false` | Store data in memory. |
| `enable_region_failover` | Bool | `false` | Whether to enable region failover.<br/>This feature is only available on GreptimeDB running on cluster mode and<br/>- Using Remote WAL<br/>- Using shared storage (e.g., s3). |
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3 changes: 3 additions & 0 deletions config/metasrv.example.toml
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Expand Up @@ -16,6 +16,9 @@ store_key_prefix = ""
## The datastore for meta server.
backend = "EtcdStore"

## Table name in postgresql to store metadata. Only effect when backend is `PostgresStore`.
pg_table_name = "greptime_metakv"

## Datanode selector type.
## - `round_robin` (default value)
## - `lease_based`
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