The HKTDC International Sourcing Show | Physical + Online is a trade fair organised by the Hong Kong Trade Development Council, capturing the benefits of physical and virtual exhibitions to facilitate the sourcing of products and services, and the exchange of insights between businesses. On the site......
文章浏览阅读3.5k次。使用SparkSQL(2.4版本)往存储格式为parquet的Hive分区表中存储NullType类型的数据时报错:org.apache.spark.sql.AnalysisException: Parquet data source does not support null data type.虽然在Stack OverFlow上找到了类似的问题,但没有具......
OSDN is a free-of-charge service for open source software developers. We offer Git/SVN/Mercurial/Bazaar/CVS repositories, mailing list, bug trafficking system, bulletin boards and forums, web site hosting, release file download service, eternal file archive, complete backup and shell environment....
OSDN is a free-of-charge service for open source software developers. We offer Git/SVN/Mercurial/Bazaar/CVS repositories, mailing list, bug trafficking system, bulletin boards and forums, web site hosting, release file download service, eternal file archive, complete backup and shell environment....
1、需求:实时监控Hive日志,并上传到HDFS中2、需求分析:3、创建flume agent配置文件flume-file-hdfs.conf文件cd /data/flume/apache-flumevim job/flume-file-hdfs.conf添加:# Name the components on this agenta2.sources = r2a2.sinks = k2a2.channels = c2# Describe/configure t......