FEED.TAILReturn a shard's current feed generation and next offset.
| 構文 | FEED.TAIL shard |
| グループ | feed |
| 引数の数 | 2 |
| 導入バージョン | 3.0.0 |
| フラグ | readonly, extension |
| 計算量 | O(1) on a single shard |
| Redis 互換性 | kevy-only: nearest is INFO replication's master_repl_offset, which is not a resumable per-shard CDC cursor |