执行mysqldump命令异常

【产品名称】oceanbase

【产品版本】3.1.1

【问题描述】我是参考https://developer.aliyun.com/article/789554这个文章用docker搭建的oceanbase,建了一个表data_pool,有500W数据。想通过mysqldump命令导出数据。命令如下:

mysqldump -h127.0.0.1 -P2883 -u ‘root@obmysql’ -pabc123 --skip-triggers --databases test --tables data_pool -t >/data/dump_files/data_pool.sql;

执行完成后,data_pool.sql文件内容如下:

– MariaDB dump 10.19 Distrib 10.4.18-MariaDB, for Linux (x86_64)

– Host: 127.0.0.1 Database: test

– ------------------------------------------------------

– Server version 5.6.25

/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;

/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;

/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;

/*!40101 SET NAMES utf8mb4 */;

/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;

/*!40103 SET TIME_ZONE=’+00:00’ */;

/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;

/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE=‘NO_AUTO_VALUE_ON_ZERO’ */;

/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;

/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;

/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;

/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;

/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;

/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;

/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;

/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;

– Dump completed on 2022-01-06 3:03:04

发现文件中没有任何数据。查看 observer.log,发现有异常:

[2022-01-06 03:03:03.955247] WARN execute (ob_variable_set_executor.cpp:174) [15404][1077][YB427F000001-0005D4BDE3C7C488] [lt=45] [dc=0] Unknown system variable ‘optimizer_switch’

[2022-01-06 03:03:03.971405] WARN execute (ob_variable_set_executor.cpp:174) [15404][1077][YB427F000001-0005D4BDE3C7C48A] [lt=24] [dc=0] Unknown system variable ‘optimizer_switch’

[2022-01-06 03:03:03.978945] WARN resolve_basic_table (ob_dml_resolver.cpp:1073) [15089][474][YB427F000001-0005D4BDDFF79365] [lt=53] [dc=0] Table ‘oceanbase.__all_virtual_table’ doesn’t exist

[2022-01-06 03:03:03.988132] WARN resolve_basic_table (ob_dml_resolver.cpp:1073) [15081][458][YB427F000001-0005D4BDDFD7C68B] [lt=28] [dc=0] Table ‘oceanbase.__all_virtual_table’ doesn’t exist

[2022-01-06 03:03:03.998910] WARN resolve_basic_table (ob_dml_resolver.cpp:1073) [15094][484][YB427F000001-0005D4BDE4879376] [lt=114] [dc=0] Table ‘oceanbase.__all_virtual_table’ doesn’t exist

请问要如何解决该问题呢?


使用obloader导入csv文件。在社区官网上有使用文档和资源下载。

使用文档:https://open.oceanbase.com/docs/productDocs