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采用Java语言编写UDTF函数可有效处理复杂数据处理任务并自定义逻辑，并且通过合理利用Java语言的特性，能更好地满足特定的数据处理需求，提升开发效率和处理性能。本文将介绍UDTF函数的代码结构、使用说明和示例。

[帮助文档] 什么是函数Java运行时的上下文和使用示例

本文介绍在函数计算中使用Java运行时开发代码时，所涉及的Context（上下文）的相关概念和使用示例。

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[帮助文档] JavaRuntime如何配置函数入口

在函数计算中使用Java编程语言时，需要定义一个函数入口，即请求处理程序。函数计算将从这个函数入口开始执行函数。本文介绍如何通过控制台配置Java函数的请求处理程序。

[帮助文档] Dataphin创建自定义Java函数的具体步骤

概述用户在使Dataphin时，需要使用到自定义函数，本文将详细介绍具体步骤。详细信息1.创建Java工程，推荐创建Maven项目，方便导包。如果是MaxCompute计算引擎选择MaxCompute项目。2.编写代码并达成Jar包。例如下图：3.上传Jar包。类型：选择对应的包类型，此处选择jar...

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