SDIFFSTOREStore the difference of the given sets into destination.
| 语法 | SDIFFSTORE destination key [key ...] |
| 分组 | set |
| 参数个数 | -3 |
| 起始版本 | 1.0.0 |
| 标志 | write |
| 复杂度 | O(sum of the source cardinalities) + O(result) to write the destination on its own shard |
| Redis 兼容性 | full |