From cddb6d0d0b4bfc315db555a8e1003327a17843dc Mon Sep 17 00:00:00 2001
From: zyy17 <zyylsxm@gmail.com>
Date: Wed, 27 Dec 2023 19:16:42 +0800
Subject: [PATCH] chore: refine for code review comments

---
 config/metasrv.example.toml | 1 +
 src/meta-srv/src/metasrv.rs | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/config/metasrv.example.toml b/config/metasrv.example.toml
index e32144c87b0f..8d165770b6ae 100644
--- a/config/metasrv.example.toml
+++ b/config/metasrv.example.toml
@@ -15,6 +15,7 @@ selector = "lease_based"
 use_memory_store = false
 # Whether to enable greptimedb telemetry, true by default.
 enable_telemetry = true
+# If it's not empty, the metasrv will store all data with this key prefix.
 store_key_prefix = ""
 
 # Log options, see `standalone.example.toml`
diff --git a/src/meta-srv/src/metasrv.rs b/src/meta-srv/src/metasrv.rs
index f5e5816f467d..4d6782a2b630 100644
--- a/src/meta-srv/src/metasrv.rs
+++ b/src/meta-srv/src/metasrv.rs
@@ -102,7 +102,7 @@ impl Default for MetaSrvOptions {
             data_home: METASRV_HOME.to_string(),
             wal: WalConfig::default(),
             export_metrics: ExportMetricsOption::default(),
-            store_key_prefix: "".to_string(),
+            store_key_prefix: String::new(),
         }
     }
 }