[fix] remove some internal urls and emails

src/sql/engine/cmd/ob_alter_system_executor.cpp

@@ -1664,7 +1664,7 @@ int ObClearBalanceTaskExecutor::execute(ObExecContext &ctx, ObClearBalanceTaskSt
  * 2. session is not in trans.
  * 3. login user has oceanbase db's access privilege.
  * 4. ObServer has target tenant's resource.
- * https://lark.alipay.com/ob/rootservice/gkz8ex
+ *
  */
 int ObChangeTenantExecutor::execute(ObExecContext &ctx, ObChangeTenantStmt &stmt)
 {
@@ -1764,7 +1764,7 @@ int ObChangeTenantExecutor::execute(ObExecContext &ctx, ObChangeTenantStmt &stmt
         LOG_WARN("fail to set default database", KR(ret), K(database_name));
       } else if (OB_FAIL(session_info->update_sys_variable(
                  share::SYS_VAR_OB_LAST_SCHEMA_VERSION, received_schema_version))) {
-        // bugfix: https://work.aone.alibaba-inc.com/issue/18698167
+        // bugfix:
         LOG_WARN("fail to set session variable for last_schema_version", KR(ret),
                  K(effective_tenant_id), K(pre_effective_tenant_id), K(received_schema_version));
       } else if (OB_FAIL(pc->set_mem_conf(pc_mem_conf))) {
@@ -1780,7 +1780,7 @@ int ObChangeTenantExecutor::execute(ObExecContext &ctx, ObChangeTenantStmt &stmt
           // have a higher priority than sqls from user. Otherwise, it may cause an unstable cluster status
           // while cluster/tenant is lack of rpc resource. Here, we use special tenant' rpc resource to
           // deal with remote sqls accross cluster to avoid the influence of user's sql.
-          // bugfix: https://work.aone.alibaba-inc.com/issue/33024810
+          // bugfix:
           const ObString &user_name = session_info->get_user_name();
           if (0 == user_name.case_compare(OB_STANDBY_USER_NAME)) {
             // TODO: (yanmu.ztl) should use a independent special tenant

src/sql/engine/cmd/ob_load_data_direct_impl.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) 2022-present Oceanbase Inc. All Rights Reserved.
 // Author:
-//   suzhi.yt <suzhi.yt@oceanbase.com>
+//   suzhi.yt <>
 
 #define USING_LOG_PREFIX SQL_ENG
 

src/sql/engine/cmd/ob_load_data_direct_impl.h

@@ -1,6 +1,6 @@
 // Copyright (c) 2022-present Oceanbase Inc. All Rights Reserved.
 // Author:
-//   suzhi.yt <suzhi.yt@oceanbase.com>
+//   suzhi.yt <>
 
 #pragma once
 

src/sql/engine/cmd/ob_table_direct_insert_ctx.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) 2022-present Oceanbase Inc. All Rights Reserved.
 // Author:
-//   yuya.yu <yuya.yu@oceanbase.com>
+//   yuya.yu <>
 
 #define USING_LOG_PREFIX SQL_ENG
 

src/sql/engine/cmd/ob_table_direct_insert_ctx.h

@@ -1,6 +1,6 @@
 // Copyright (c) 2022-present Oceanbase Inc. All Rights Reserved.
 // Author:
-//   yuya.yu <yuya.yu@oceanbase.com>
+//   yuya.yu <>
 
 #pragma once
 

src/sql/engine/cmd/ob_table_direct_insert_service.cpp

@@ -1,6 +1,6 @@
 // Copyright (c) 2022-present Oceanbase Inc. All Rights Reserved.
 // Author:
-//   yuya.yu <yuya.yu@oceanbase.com>
+//   yuya.yu <>
 
 #define USING_LOG_PREFIX SQL_ENG
 

src/sql/engine/cmd/ob_table_direct_insert_service.h

@@ -1,6 +1,6 @@
 // Copyright (c) 2022-present Oceanbase Inc. All Rights Reserved.
 // Author:
-//   yuya.yu <yuya.yu@oceanbase.com>
+//   yuya.yu <>
 
 #pragma once
 

src/sql/engine/cmd/ob_table_executor.cpp

@@ -563,7 +563,7 @@ int ObAlterTableExecutor::refresh_schema_for_table(
 
 /* 从 3100 开始的版本 alter table 逻辑是将建索引和其他操作放到同一个 rpc 里发到 rs，返回后对每个创建的索引进行同步等，如果一个索引创建失败，则回滚全部索引
    mysql 模式下支持 alter table 同时做建索引操作和其他操作，需要保证 rs 在处理 drop index 之后再处理 add index
-   否则前缀索引会有问题：https://code.aone.alibaba-inc.com/oceanbase/oceanbase/codereview/1907077
+   否则前缀索引会有问题：
 */
 int ObAlterTableExecutor::alter_table_rpc_v2(
     obrpc::ObAlterTableArg &alter_table_arg,