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[帮助文档] 使用KEYVALUE函数解析键值对字符串

当您需要解析数据表存储的键值对字符串，并提取出键对应的值时，MaxCompute支持使用KEYVALUE函数，将字符串str按照split1分成Key-Value对，并按split2将Key-Value对分开，返回key所对应的Value。本文为您介绍KEYVALUE函数的说明和使用示例。

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java中Integer.parseInt()方法对字符串类型的整数解析转换性能是否会受到影响？

java中Float.parseFloat()方法对字符串类型的浮点数解析转换性能是否会受到影响？

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更新时间 2024-03-18 11:05:03

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