While writing data to Hbase, I am seeing the following logs at client end: AsyncRequestFutureImpl [ERROR] No ClientProtos.RegionLoadStats found fo ...

I am using HBase as backend for Janusgraph. I have to migrate to Cassandra as backend. What is the best way to migrate the old data? one way to go fo ...

I have a graph, that represents database objects, parent-child relations and dataflows relations (only in-between columns). Here is my current gremli ...

I'm trying to deploy an HBase cluster using k8s. I have some bare metal machines in which k8s and hdfs is running. I understand if I deploy the HBase ...

I am having a massive number of row keys, need to get data of those row keys without scanning entire table or loading entire table into spark as table ...

I need to migrate Phoenix/HBase tables from a very-old cluster to new one. Origin cluster versions HDP-2.5.3.0 HBASE 1.1.2 (HDP-2.5.3.0-37) P ...

Hbase has a couple of wrapper services that help access it. They are Thrift and Rest services. We are using Apache Knox to access these services. We ...

I understand that if we enable compression for column family then the values of hfiles saved will be compressed using the algorithm we specify and com ...

Truying to put some data inside the table (table is already exist) here is code (C#): And here is what i got: I already search thru google and saw ...

I am trying to create a table in hbase shell using the command hbaseshell> create 'person', 'info' The command does not executes successfully and ...

I know replication in HBase is done via append only log files, to maintain the same order of entries as that in master to get replicated to slave's WA ...

I am new to big data and hadoop. I have a requirement where I have to upload 100 csv files with information in it ( ex. People information ie. Name, ...

How can I configure Janusgraph with Lucene as index backend and Cassandra/HBase as storage backend? When running this command ./bin/janusgraph-serv ...

I have a class HDFSHbaseInstance which will load Hbase config in static block Now for some reasons, I have to create one more class HDFSInstance wh ...

I want to monitor some services such that, those services needs to restart when they goes down and I found an amazing tool monit. It works fine for Zo ...

I am trying to connect to HBase from inside a Spark program running on EMR 5.35 (Hadoop 2.10, Spark 2.4.8, HBase 1.4.13) When not trying to connect to ...

as i know that HBase runs with ZooKeeper, it has 2 HMaster is active and inactive, So can i config many HMaster? Just like Hadoop have many namenode, ...

In reviewing Google Bigtable I found that it does not offer the ability to define secondary indices. So if you have a billion transactions, for 10 mi ...

I'm new to hbase. New to explore few options. Can I use gcs file system as backing store for hbase on google cloud? I know there's a google's bi ...

I am stuck in a very odd situation related to Hbase design i would say. So, the problem statement is, in Hbase, we have a row in our table. We perf ...