From 19e896ff697f47e77769a43ad838535c60de9495 Mon Sep 17 00:00:00 2001
From: LuQQiu <luqiujob@gmail.com>
Date: Thu, 8 May 2025 13:09:11 -0700
Subject: [PATCH] chore: add default for result structs (#2377)

add default for result structs, when values are not provided, will go
with the default values

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **Chores**
- Improved internal handling of table operation results to support
default values. No changes to user-facing features or functionality.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->
---
 rust/lancedb/src/table.rs | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/rust/lancedb/src/table.rs b/rust/lancedb/src/table.rs
index f18fad6c..9ef7a190 100644
--- a/rust/lancedb/src/table.rs
+++ b/rust/lancedb/src/table.rs
@@ -423,7 +423,7 @@ pub trait Tags: Send + Sync {
     async fn update(&mut self, tag: &str, version: u64) -> Result<()>;
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Default)]
 pub struct UpdateResult {
     #[serde(default)]
     pub rows_updated: u64,
@@ -434,7 +434,7 @@ pub struct UpdateResult {
     pub version: u64,
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Default)]
 pub struct AddResult {
     // The commit version associated with the operation.
     // A version of `0` indicates compatibility with legacy servers that do not return
@@ -443,7 +443,7 @@ pub struct AddResult {
     pub version: u64,
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Default)]
 pub struct DeleteResult {
     // The commit version associated with the operation.
     // A version of `0` indicates compatibility with legacy servers that do not return
@@ -452,7 +452,7 @@ pub struct DeleteResult {
     pub version: u64,
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Default)]
 pub struct MergeResult {
     // The commit version associated with the operation.
     // A version of `0` indicates compatibility with legacy servers that do not return
@@ -472,7 +472,7 @@ pub struct MergeResult {
     pub num_deleted_rows: u64,
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Default)]
 pub struct AddColumnsResult {
     // The commit version associated with the operation.
     // A version of `0` indicates compatibility with legacy servers that do not return
@@ -481,7 +481,7 @@ pub struct AddColumnsResult {
     pub version: u64,
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Default)]
 pub struct AlterColumnsResult {
     // The commit version associated with the operation.
     // A version of `0` indicates compatibility with legacy servers that do not return
@@ -490,7 +490,7 @@ pub struct AlterColumnsResult {
     pub version: u64,
 }
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, Default)]
 pub struct DropColumnsResult {
     // The commit version associated with the operation.
     // A version of `0` indicates compatibility with legacy servers that do not return