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fix a typo in ch3 #283

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Feb 17, 2023
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fix a typo in ch3 #283

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2 changes: 1 addition & 1 deletion ch3.md
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Expand Up @@ -378,7 +378,7 @@ SELECT * FROM restaurants WHERE latitude > 51.4946 AND latitude < 51.5079
* 在最近的推广活动中多卖了多少香蕉？
* 哪个牌子的婴儿食品最常与 X 品牌的尿布同时购买？

这些查询通常由业务分析师编写，并提供报告以帮助公司管理层做出更好的决策（商业智能）。为了将这种使用数据库的模式和事务处理区分开，它被称为 **在线分析处理（OLAP, OnLine Analytice Processing）**【47】[^iv]。OLTP 和 OLAP 之间的区别并不总是清晰的，但是一些典型的特征在 [表 3-1]() 中列出。
这些查询通常由业务分析师编写，并提供报告以帮助公司管理层做出更好的决策（商业智能）。为了将这种使用数据库的模式和事务处理区分开，它被称为 **在线分析处理（OLAP, OnLine Analytic Processing）**【47】[^iv]。OLTP 和 OLAP 之间的区别并不总是清晰的，但是一些典型的特征在 [表 3-1]() 中列出。

**表 3-1 比较事务处理和分析系统的特点**

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