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change lightning conflict resolution ignore (#18641) #18645

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merged 4 commits into from
Sep 14, 2024
Merged

change lightning conflict resolution ignore (#18641) #18645

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D3Hunter Sep 14, 2024
8718bc4
Update tidb-lightning/tidb-lightning-logical-import-mode-usage.md
D3Hunter Sep 14, 2024
90ee750
Update tidb-lightning/tidb-lightning-logical-import-mode-usage.md
hfxsd Sep 14, 2024
94c0dac
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lilin90 Sep 14, 2024
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2 changes: 1 addition & 1 deletion tidb-lightning/tidb-lightning-logical-import-mode-usage.md
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Expand Up @@ -52,7 +52,7 @@ TiDB Lightning 的完整配置文件可参考[完整配置及命令行参数](/t
| 策略 | 冲突时默认行为 | 对应 SQL 语句 |
|:---|:----------------------------|:---|
| `"replace"` | 新数据替代旧数据 | `REPLACE INTO ...` |
| `"ignore"` | 保留旧数据，忽略新数据 | `INSERT IGNORE INTO ...` |
| `"ignore"` | 保留旧数据，忽略新数据 | 如果 `conflict.threshold` 大于 `0`，则为 `INSERT INTO ...`；如果 `conflict.threshold` 为 `0`，则为 `INSERT IGNORE INTO ...` |
| `"error"` | 遇到冲突数据时终止导入 | `INSERT INTO ...` |
| `""` | 会被转换为 `"error"`，遇到冲突数据时终止导入 | 无 |

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