hbase
HBase scan with compare filters has long delay when returning last row
I have HBase running in standalone mode and encountered some problems when I query the tables using the Java API.[详细]
2023-03-30 06:06 分类:问答why so slow when I insert row with many columns into HBase?
I want to insert data into HBase from database, but One row with many columns(more than fifty, there is only one column family).[详细]
2023-03-29 23:00 分类:问答Selecting columns by regex in Hbase scanner via Thrift (in Ruby)
The docs suggest I should be able to pass a regex as a column qualifier. I have a columns named \"F1:I\" and \"F2:I\" in the column family \"C\".Consider the following:[详细]
2023-03-27 02:36 分类:问答Using datanucleus-rest with HBASE
I am trying to get the datanucleus REST service (2.0.1) running with HBASE (0.90.2). When accessing the servlet (registering work开发者_C百科s) however, I am getting a 503:[详细]
2023-03-26 18:27 分类:问答HBql :: Any tips on how to limit query based on row ID?
Thanks for reading this one =) I\'m trying to figure out how to figure out how to limit query in HBql based on row ID. I\'ve spent hours, looking up to see if there\'s any relevant article online.[详细]
2023-03-26 05:17 分类:问答HBase copy one row (rename row key) in Java
I know in HBase, the key of the row can not be changed. But I really need a 开发者_如何学Crow key rename function.[详细]
2023-03-25 15:41 分类:问答Structured and Unstructured indexing - Lucene and Hbase
I have a set of 200M documents I need to index. Every document has a free text and additional set of sparse metadata information (100+ columns).[详细]
2023-03-25 12:27 分类:问答Where does HBase store all the row keys?
I am working on hbase. I have some questions: Where does HBase store the row key? Is it in the memory of each region server? O开发者_Python百科r on the disk?[详细]
2023-03-25 08:36 分类:问答realtime querying/aggregating millions of records - hadoop? hbase? cassandra?
I have a solution that can be parallelized, but I don\'t (yet) have experience with hadoop/nosql, and I\'m not sure which solution is best for my needs.In theory, if I had unlimited CPUs, my results s[详细]
2023-03-23 14:58 分类:问答Trouble with HBase / Zookeeper installation
I have a problem with installing hbase on Ubuntu 11.04. I\'m new to ubuntu and actually a noob! Recently, I installed hadoop-0.20.2 on my laptop with single cluster configurations, and I ran WordCount[详细]
2023-03-23 06:12 分类:问答