From 5b1a14152300aad68b9d84151fa328b11e01eb86 Mon Sep 17 00:00:00 2001
From: BohuTANG <overred.shuttler@gmail.com>
Date: Sat, 22 Apr 2023 19:46:36 +0800
Subject: [PATCH] fix: completion is empty

---
 app/src/dal/db.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/src/dal/db.rs b/app/src/dal/db.rs
index fa8401f..32a3a41 100644
--- a/app/src/dal/db.rs
+++ b/app/src/dal/db.rs
@@ -244,6 +244,10 @@ impl DatabendDriver {
             now.elapsed().as_secs()
         );
 
-        Ok(vec![completion])
+        if completion.is_empty() {
+            Ok(vec![])
+        } else {
+            Ok(vec![completion])
+        }
     }
 }