# SQL
- **[SQL兼容性概述](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0568.html)**   
- **[关键字](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0569.html)**   
- **[标识符](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0570.html)**   
- **[DDL](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0571.html)**   
- **[DML](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0572.html)**   
- **[DCL](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0573.html)**   
- **[其他语句](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0574.html)**   
- **[用户与权限](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0575.html)**   
- **[系统表和系统视图](https://support.huaweicloud.com/distributed-ref-v10-gaussdb/gaussdb-08-0576.html)**