[问题澄清]
SELECT * FROM configuration config,label label ;
运行时出现
You have an error in your SQL syntax; check the manual that corresponds to your TiDB version for the right syntax to use line 1 column 34 near “config,label label ;
[原因分析]
label 是关键字
[解决方案]
使用反引号 `` 可以查询
[参考案例]