实时计算 Flink版hive udf 的相关内容

阿里云文档 2025-03-24

Hive内置函数

本文为您介绍实时计算Flink版支持的Hive内置函数以及使用方法。

阿里云文档 2025-02-11

创建Hive Catalog

配置Hive Catalog后，您可以在Flink开发控制台直接读取Hive元数据，无需再手动注册Hive表，提高作业开发的效率且保证数据的正确性。本文为您介绍如何配置Hive元数据、创建和使用Hive Catalog等。

阿里云文档 2025-01-21

Flink Hive SQL作业快速入门

实时计算Flink版支持使用Hive方言创建批处理作业，通过兼容Hive SQL语法增强与Hive互操作性，便于从现有Hive作业平滑迁移至实时计算管理控制台。

阿里云文档 2024-09-12

注册Hive Kerberos集群

在实时计算控制台上注册Hive Kerberos集群信息后，可以访问支持Kerberos的Hive。本文为您介绍如何注册Hive Kerberos集群。

文章 2024-02-25 来自：开发者社区

Flink报错问题之使用hive udf函数报错如何解决

问题一：用flink 1.11.2 查询hive表自关联(self inner join) 结果不正确我用相同的一个表自己 inner join 自己，取不同时间点，得到相同值 sql是这样，p5m 和 p0m 都是 snmpprobe.p_snmp_ifxtable 表，时间不同 select p0m.coltime, p0m.ifhcinoctets a, p0m.ifhc...

问答 2023-06-14 来自：开发者社区

请问如果Flink sql使用hiveCatalog，FlinkSQL能用hive的udf吗？

问答 2021-12-06 来自：开发者社区

Flink-1.11.1, hive-2.2.0 在使用current_timestamp或者current_date函数时会报 Caused by: java.lang.NullPointerException at org.apache.hadoop.hive.ql.udf.generic.GenericUDFCurrentTimestamp.initialize(GenericUDFCur....

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更新时间 2024-02-26 09:20:37

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实时计算Flink版

阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，完全兼容开源的Apache Flink，比开源性能提升2～3倍，提供了完整的告警、监控、日志的解决方案、提升开发效率且无运维成本，并有社区专家提供技术支持。

立即开通

产品控制台

产品文档

实时同步

MySQL 到 Hologres

Kafka 到 Hologres

功能对比

开源Flink对比

成本优化

作业自动调优