docs(README): SINGLE 失败落库口径对齐全景手册——两端一致(单条落库+重投/批量失败被吞),纠正 rocketmq 记错的 RECONSUME_LATER 伪差异
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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@@ -146,7 +146,7 @@ public class MyErrorHandler implements MqConsumeErrorHandler {
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| 收发 / 并发消费 | ✅ | ✅ |
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| 去重 `idempotent` | ✅(需 Redis) | ✅(需 Redis) |
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| 失败落库 `RETRY_EXHAUSTED` | ✅ | ✅ 落库并 ACK |
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| 失败落库 `SINGLE` | ✅ | ⚠️ 异常会被转成 RECONSUME_LATER |
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| 失败落库 `SINGLE` | ⚠️ 单条:落库+重投;批量:失败被吞(两端一致) | ⚠️ 单条:落库+重投;批量:失败被吞(两端一致) |
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| 批量 `batchSize` | ✅ | ⚠️ 逐条回调,靠 core 内存攒批 |
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| 重试 | ✅ PEL reclaim | ✅ 原生重投 |
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| 死信队列 | ❌ 只落库 | ✅ 原生 `%DLQ%` |
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