Help Center/ GaussDB/ Compatibility(Distributed)/ Oracle Compatibility Description/ Basic SQL Elements/ Comments
Updated on 2025-08-22 GMT+08:00
Comments
| No. | Oracle Database | GaussDB | Difference |
|---|---|---|---|
| 1 | A slash and an asterisk (/*) | Supported. | - |
| 2 | Two hyphens (--) | Supported. | - |
| 3 | COMMENT command | Supported. | - |
| 4 | HINT | Supported, with differences. | GaussDB does not support the '--+' hint format. For details, see "SQL Optimization > Hint-based Tuning" in Developer Guide. |
Parent topic: Basic SQL Elements
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