diff --git a/server/odc-service/src/main/java/com/oceanbase/odc/service/pldebug/session/AbstractDebugSession.java b/server/odc-service/src/main/java/com/oceanbase/odc/service/pldebug/session/AbstractDebugSession.java
index cb1458ee75..22319ad0f4 100644
--- a/server/odc-service/src/main/java/com/oceanbase/odc/service/pldebug/session/AbstractDebugSession.java
+++ b/server/odc-service/src/main/java/com/oceanbase/odc/service/pldebug/session/AbstractDebugSession.java
@@ -96,8 +96,7 @@ public DBFunction executeFunction(DBFunction dbFunction) {
     }
 
     protected void acquireNewConnection(ConnectionSession connectionSession,
-            Supplier<SingleConnectionDataSource> dataSourceSupplier)
-            throws Exception {
+            Supplier<SingleConnectionDataSource> dataSourceSupplier) throws Exception {
         this.connectionSession = connectionSession;
         ConnectionConfig connectionConfig =
                 (ConnectionConfig) ConnectionSessionUtil.getConnectionConfig(connectionSession);
diff --git a/server/odc-service/src/main/java/com/oceanbase/odc/service/pldebug/session/DebuggerSession.java b/server/odc-service/src/main/java/com/oceanbase/odc/service/pldebug/session/DebuggerSession.java
index 0b51fc8890..2fcc67b2e3 100644
--- a/server/odc-service/src/main/java/com/oceanbase/odc/service/pldebug/session/DebuggerSession.java
+++ b/server/odc-service/src/main/java/com/oceanbase/odc/service/pldebug/session/DebuggerSession.java
@@ -108,7 +108,7 @@ public DebuggerSession(DebuggeeSession debuggeeSession, StartPLDebugReq req, boo
         ddl = req.getAnonymousBlock();
         this.syncEnabled = syncEnabled;
 
-        // Debugger must connect to the same database host with debuggee
+        // Debugger must connect to database host the same as debuggee
         acquireNewConnection(debuggeeSession.getConnectionSession(),
                 () -> cloneDataSource(debuggeeSession.getNewDataSource()));
         try (Statement stmt = connection.createStatement()) {