Impala failed to open hdfs file
Witryna29 wrz 2014 · Query aborted:Failed to open HDFS file hdfs://nameservice1/user/hive/warehouse/publisher_hourly_report/account_p=570/time_p=201409392200/314e2d8cd796a9d5 … Witryna20 gru 2024 · Failed to close HDFS file: hdfs://ppdhdpha/user/hive/warehouse/xkyy.db/cdjk_apibg_willa/_impala_insert_staging/.0.parq\nError(255): …
Impala failed to open hdfs file
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Witryna背景 最近在全权负责的一款数据产品,基于Hive-JDBC执行用户提交的Impala SQL,实现数据集,数据监控,数据推送等功能。Hive-JDBC版本2.1.1-cdh6.2.1: Witryna26 mar 2024 · No idea how tableau works, try posting a new answer. If you connect to impala directly using the client or hue (in cdh distro) you should be able to run this command with problem. Even more, this is just a sql statement in impala, you should be able to run it as any other query. –
Witryna16 wrz 2024 · HDFS_SCAN_NODE (id=0): Consumption=20.00 GB DataStreamSender: Consumption=1.45 KB Block Manager: Limit=16.00 GB Consumption=0 Memory Limit Exceeded HDFS_SCAN_NODE (id=0) could not allocate 255.63 MB without exceeding limit. Query(294eb435fbf8fc63:f529602818758c80) Limit: Limit=20.00 GB … Witryna18 lip 2024 · Access HDFS from Hue. #8. Open. zar3bski opened this issue on Jul 18, 2024 · 2 comments.
Witryna22 lut 2016 · @TomHarrisonJr,KylePorter, thanks for help, the problem was in the .avro file format. My teamlead has fixed it, Not sure what he has done he just said it was the problem of file format. – smali Witryna2.解决:. 如果内存不足,一种解决办法是借一台高内存临时机器合并editlog: ① 把standby停下来,将hdfs的软件介质和配置文件,拷贝到高内存机器;. ② 同时拷贝dfs.namenode.name.dir 目录中最新能用的 fsimage_xxx 和它之后的所有 edits_xxx-xxx;. ③ 在临时机器上启动 ...
Witryna28 sty 2014 · impala中order by 需要limit的限制才可以运行,否则报错,可以通过limit一个很大的值来查看所有的数据,另外limit不支持 limit a,b这种格式。. select ip,count (1) as cnt from cdnlog.dd_log group by ip order by cnt desc limit 100000000; 7.impala 1.0升级到1.1.1的问题. 1)1.0的客户端和1.1的服务端 ...
Witryna20 sie 2014 · it will concatenates the HDFS file into local file, your answer shows /home/arul/MROutput is a path, not a file. So it will not work, if you want to use getmerge you need to use empty local file to merge HDFS file. … birmingham cricket league scorecardsWitryna23 wrz 2014 · Query aborted:Failed to open HDFS file hdfs://nameservice1/user/hive/warehouse/publisher_hourly_report/account_p=570/time_p=201409392200/314e2d8cd796a9d5 … dandy man collectionWitryna14 kwi 2024 · Hive对文件创建的总数是有限制的,这个限制取决于参数:hive.exec.max.created.files,默认值是100000。. 这里有情况,就是如果你是往分区表里面插入数据。. 如果现在你的表有60个分区,然后你总共有2000个map或者reduce,在运行的时候,每一个mapper或者reduce都会创建60个 ... birmingham crimeWitryna15 paź 2024 · QFS is an alternative to the Hadoop Distributed File System (HDFS) for large-scale batch data processing. It is a production hardened, 100% open-source distributed file system. it is fully integrated with Hadoop and delivers significantly improved performance while consuming 50% less disk space (or at least that's what … birmingham crime newsWitryna12 mar 2024 · With the evolution of storage formats like Apache Parquet and Apache ORC and query engines like Presto and Apache Impala, the Hadoop ecosystem has the potential to become a general-purpose, unified serving layer for workloads that can tolerate latencies of a few minutes.In order to achieve this, however, it requires … birmingham crime news ukWitryna20 maj 2024 · dfs disk file hdf hdfs ode pen sql sta stat state impala上tdm库的order表的某月数据有异常,需要重新上传,order表是按年、月、日分区的parquet文件格式存储数据的; 20240501那天真实情况是没有数据的,但是因为异常操作导致混入了日期为20240501的数据,后面再 insert overwrite table tdm.order 时 因为分区的原因,已经 … dandy mailboxes wildomarWitryna18 maj 2024 · 原因是HDFS目录结构多了一层,本来是分区底下直接是数据,使用了UNION后,有几个UNION,分区底下会出现几个文件夹,依次为1,2,3…,文件夹里面才是数据。 导致Impala无法访问到具体数据。 出现此问题的impala版本是2.6。 需要避免此问题最好的办法是最终写入数据时使用UNION,可以先写入临时表,再写入最终表。 … birmingham cricket stadium odi average score