diff --git a/src/share/ob_get_compat_mode.cpp b/src/share/ob_get_compat_mode.cpp
index 46acfce943..d7c7e9baa2 100644
--- a/src/share/ob_get_compat_mode.cpp
+++ b/src/share/ob_get_compat_mode.cpp
@@ -59,6 +59,9 @@ int ObCompatModeGetter::get_table_compat_mode(
       || table_id <= 0)) {
     ret = OB_INVALID_ARGUMENT;
     LOG_WARN("invalid tenant_id or table_id", KR(ret), K(tenant_id), K(table_id));
+  } else if (is_ls_reserved_table(table_id)) {
+    ret = OB_INVALID_ARGUMENT;
+    LOG_WARN("table id cannot be ls inner table id", KR(ret), K(tenant_id), K(table_id));
   } else if (is_inner_table(table_id)) {
     mode = (is_ora_virtual_table(table_id)
             || is_ora_sys_view_table(table_id)) ?
@@ -70,6 +73,25 @@ int ObCompatModeGetter::get_table_compat_mode(
   return ret;
 }
 
+int ObCompatModeGetter::get_tablet_compat_mode(
+    const uint64_t tenant_id,
+    const common::ObTabletID &tablet_id,
+    lib::Worker::CompatMode& mode)
+{
+  int ret = OB_SUCCESS;
+  if (OB_UNLIKELY(
+      OB_INVALID_TENANT_ID == tenant_id
+      || !tablet_id.is_valid())) {
+    ret = OB_INVALID_ARGUMENT;
+    LOG_WARN("invalid tenant_id or tablet_id", KR(ret), K(tenant_id), K(tablet_id));
+  } else if (tablet_id.is_sys_tablet()) {
+    mode = lib::Worker::CompatMode::MYSQL;
+  } else {
+    ret = instance().get_tenant_compat_mode(tenant_id, mode);
+  }
+  return ret;
+}
+
 int ObCompatModeGetter::check_is_oracle_mode_with_tenant_id(const uint64_t tenant_id, bool &is_oracle_mode)
 {
   int ret = OB_SUCCESS;
diff --git a/src/share/ob_get_compat_mode.h b/src/share/ob_get_compat_mode.h
index bb5f8ba423..041ba7873f 100644
--- a/src/share/ob_get_compat_mode.h
+++ b/src/share/ob_get_compat_mode.h
@@ -13,6 +13,7 @@
 #include "lib/hash/ob_hashmap.h"
 #include "lib/ob_define.h"
 #include "common/sql_mode/ob_sql_mode.h"
+#include "common/ob_tablet_id.h"
 #include "lib/worker.h"
 #include "lib/mysqlclient/ob_mysql_proxy.h"
 
@@ -35,6 +36,7 @@ public:
   //对外提供全局函数接口
   static int get_tenant_mode(const uint64_t tenant_id, lib::Worker::CompatMode& mode);
   static int get_table_compat_mode(const uint64_t tenant_id, const int64_t table_id, lib::Worker::CompatMode& mode);
+  static int get_tablet_compat_mode(const uint64_t tenant_id, const common::ObTabletID &tablet_id, lib::Worker::CompatMode& mode);
   static int check_is_oracle_mode_with_tenant_id(const uint64_t tenant_id, bool &is_oracle_mode);
   static int check_is_oracle_mode_with_table_id(
              const uint64_t tenant_id,
diff --git a/src/storage/high_availability/ob_ls_restore.cpp b/src/storage/high_availability/ob_ls_restore.cpp
index aab879f124..120cedcf8b 100644
--- a/src/storage/high_availability/ob_ls_restore.cpp
+++ b/src/storage/high_availability/ob_ls_restore.cpp
@@ -2041,6 +2041,7 @@ int ObTabletGroupMetaRestoreTask::create_or_update_tablet_(
   const bool is_transfer = false;
   const ObTabletRestoreStatus::STATUS restore_status = ObTabletRestoreStatus::PENDING;
   const ObTabletDataStatus::STATUS data_status = ObTabletDataStatus::COMPLETE;
+  lib::Worker::CompatMode compat_mode = lib::Worker::CompatMode::INVALID;
 
   if (!is_inited_) {
     ret = OB_NOT_INIT;
@@ -2048,14 +2049,18 @@ int ObTabletGroupMetaRestoreTask::create_or_update_tablet_(
   } else if (!tablet_id.is_valid()) {
     ret = OB_INVALID_ARGUMENT;
     LOG_WARN("create or update tablet get invalid argument", K(ret), K(tablet_id));
+  } else if (OB_FAIL(share::ObCompatModeGetter::get_tablet_compat_mode(ctx_->arg_.tenant_id_, tablet_id, compat_mode))) {
+    LOG_WARN("failed to get tenant mode", KR(ret),"tenant_id", ctx_->arg_.tenant_id_, K(tablet_id));
   } else {
+    lib::CompatModeGuard g(compat_mode);
     ObMigrationTabletParam param;
     param.ls_id_ = ctx_->arg_.ls_id_;
     param.tablet_id_ = tablet_id;
     param.data_tablet_id_ = tablet_id;
     param.create_scn_ = ObTabletMeta::INIT_CREATE_SCN;
     param.clog_checkpoint_scn_.reset();
-    param.compat_mode_ = lib::Worker::get_compatibility_mode();
+    // Compat mode of sys tables is MYSQL no matter what if the tenant is ORACLE mode.
+    param.compat_mode_ = compat_mode;
     param.multi_version_start_ = 0;
     param.snapshot_version_ = 0;
     param.tx_data_.tablet_status_ = ObTabletStatus::NORMAL;