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2 changes: 1 addition & 1 deletion docs/documentation/cn/getting-started/best-practice.md
Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,7 @@ Doris 数据模型上目前分为三类: AGGREGATE KEY, UNIQUE KEY, DUPLICATE KE

2. UNIQUE KEY

UNIQUE KEY 相同时,新记录覆盖旧记录。目前 UNIQUE KEY 实现上和 GGREGATE KEY 的 REPLACE 聚合方法一样,二者本质上相同。适用于有更新需求的分析业务。
UNIQUE KEY 相同时,新记录覆盖旧记录。目前 UNIQUE KEY 实现上和 AGGREGATE KEY 的 REPLACE 聚合方法一样,二者本质上相同。适用于有更新需求的分析业务。

```
CREATE TABLE sales_order
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