summit tokyo apache SQL 的相关内容

阿里云文档 2022-09-07

Dataphin即席sql报错Couldnotinitializeclassorg.apache.hadoop.hive.common.type.HiveDate

问题描述Dataphin 即席sql报错Could not initialize class org.apache.hadoop.hive.common.type.HiveDate。问题原因插入数据后，查询表报错，表结构有date字段，输入类型有问题。解决方案把表字段改成string类型，然后重新插...

文章 2017-02-27 来自：开发者社区

【Hadoop Summit Tokyo 2016】Apache Phoenix与HBase：HBase之上SQL的过去，现在和未来

本讲义出自Enis Soztutar与Ankit Singhal在Hadoop Summit Tokyo 2016上的演讲，在他们的演讲中按照HBase之上SQL的过去，现在和未来进行划分进行了分别的讲解，对于“过去”部分讲义中分享了Phoenix的基础、架构和目前具有的特点，在“现在”部分讲义中分享了Phoenix最新的版本以及Phoenix查询服务器，而在未来部分则分享了Calcite的集成....

文章 2017-02-26 来自：开发者社区

【Hadoop Summit Tokyo 2016】Apache Hive在完全支持SQL规范上取的主要进步

本讲义出自Pengcheng Xiong与Ashutosh Chauhan在Hadoop Summit Tokyo 2016上的演讲，主要分享了SQL 2011规范的关键字以及保留关键字、主键和外键以及集合操作等，并分享了当前Apache Hive在完全支持SQL规范上取的主要进步。

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