From 5f3b2c7d805b6040d538c08f09f11e8db0331af5 Mon Sep 17 00:00:00 2001
From: sunxiaojian <sunxiaojian926@163.com>
Date: Thu, 7 Mar 2024 18:43:21 +0800
Subject: [PATCH] optimized code

---
 paimon-core/src/main/java/org/apache/paimon/table/Table.java | 2 +-
 .../src/main/java/org/apache/paimon/utils/BranchManager.java | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/paimon-core/src/main/java/org/apache/paimon/table/Table.java b/paimon-core/src/main/java/org/apache/paimon/table/Table.java
index 01a044584b8b..bf3baa88df39 100644
--- a/paimon-core/src/main/java/org/apache/paimon/table/Table.java
+++ b/paimon-core/src/main/java/org/apache/paimon/table/Table.java
@@ -92,7 +92,7 @@ public interface Table extends Serializable {
     @Experimental
     void createBranch(String branchName);
 
-    /** Create a branch from given tag. */
+    /** Create a branch from given snapshot. */
     @Experimental
     void createBranch(String branchName, long snapshotId);
 
diff --git a/paimon-core/src/main/java/org/apache/paimon/utils/BranchManager.java b/paimon-core/src/main/java/org/apache/paimon/utils/BranchManager.java
index c1ecbab583eb..a3511dc2678d 100644
--- a/paimon-core/src/main/java/org/apache/paimon/utils/BranchManager.java
+++ b/paimon-core/src/main/java/org/apache/paimon/utils/BranchManager.java
@@ -98,7 +98,10 @@ public void createBranch(String branchName) {
                 "Branch name cannot be pure numeric string but is '%s'.",
                 branchName);
         try {
-            fileIO.mkdirs(branchPath(branchName));
+            TableSchema latestSchema = schemaManager.latest().get();
+            fileIO.copyFileUtf8(
+                    schemaManager.toSchemaPath(latestSchema.id()),
+                    schemaManager.branchSchemaPath(branchName, latestSchema.id()));
         } catch (IOException e) {
             throw new RuntimeException(
                     String.format(