Trending questions in Database

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Indexes in Database

The index is a data structure that ...READ MORE

Aug 20, 2018 in Database by DataKing99
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Clustered vs Non-clustered Indexes

Clustered indexes - The indexes according to ...READ MORE

Aug 20, 2018 in Database by DataKing99
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What is Data Redundancy?

Duplication of data in the database is ...READ MORE

Aug 16, 2018 in Database by darklord
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Types of relationships in Database

There are 3 types of relationships in ...READ MORE

Aug 16, 2018 in Database by zombie
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What is schema?

The description of a database is called ...READ MORE

Aug 17, 2018 in Database by CodingByHeart77
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Filters in HBase

ColumnPrefixFilter: takes a single argument, a column ...READ MORE

Jul 31, 2018 in Database by kurt_cobain
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SQL vs NoSQL

Well, it depends on what you are ...READ MORE

Aug 10, 2018 in Database by slayer
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What is Functional dependency?

A relation is said to be in ...READ MORE

Aug 10, 2018 in Database by DataKing99
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When is the functional dependency known as fully functional dependency?

The criteria of fully functional dependency, is ...READ MORE

Aug 10, 2018 in Database by DataKing99
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Cursor and Its Types

The cursor is a temporary work area ...READ MORE

Aug 9, 2018 in Database by CodingByHeart77
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Thrift in Hbase

Apache Thrift is written in C++ but ...READ MORE

Aug 9, 2018 in Database by kurt_cobain
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Database Lock and its types.

Database lock basically signifies the transaction about ...READ MORE

Aug 9, 2018 in Database by CodingByHeart77
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Data Models operations HBase

Put Method – To store data in ...READ MORE

Aug 9, 2018 in Database by kurt_cobain
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Modify schema in HBase using Programs

HBase schemas can be created or updated ...READ MORE

Aug 9, 2018 in Database by kurt_cobain
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Access HFile without using Hbase

Yes, it's very much possible to access ...READ MORE

Aug 9, 2018 in Database by kurt_cobain
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Connection Mongos check - MongoDB

The following command needs to be used ...READ MORE

Aug 3, 2018 in Database by kurt_cobain
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Failure of moveChunks - MongoDB

No, chunk moves are consistent and deterministic. ...READ MORE

Aug 3, 2018 in Database by kurt_cobain
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Compaction HBase

Compaction is a process which is used ...READ MORE

Jul 31, 2018 in Database by kurt_cobain
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HLog and WAL in Hbase.

All edits in the HStore are stored ...READ MORE

Jul 16, 2018 in Database by Data_Nerd
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524 views
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Delete row in HBase

In Hbase, whatever you write will be ...READ MORE

Jul 23, 2018 in Database by kurt_cobain
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200 views
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Locking or Transactions MongoDB

MongoDB does not use conventional locking with ...READ MORE

Jul 24, 2018 in Database by shams
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Key Components of HBase

Zookeeper: It does the co-ordination work between client ...READ MORE

Jul 23, 2018 in Database by kurt_cobain
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Why is MongoDB preferred?

MongoDB is considered to be best NoSQL ...READ MORE

Jul 24, 2018 in Database by shams
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Standalone Mode in Hbase

It is a default mode of HBase. ...READ MORE

Jul 11, 2018 in Database by kurt_cobain
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568 views
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Using Real Time flume Data for Analysis

By using MorphlineSolrSink we can extract, transform ...READ MORE

Jul 17, 2018 in Database by kurt_cobain
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58 views
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Data model operations in Hbase

1. Get(returns attributes for a specified row, Gets ...READ MORE

Jul 16, 2018 in Database by Data_Nerd
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Table design approach Hbase

Tall-Narrow and Flat-Wide are the two HBase ...READ MORE

Jul 10, 2018 in Database by Data_Nerd
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257 views
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What is MSLAB and LZO?

MSLAB stands for Memstore-Local Allocation Buffer. Lempel-Ziv-Oberhumer (LZO) ...READ MORE

Jul 10, 2018 in Database by Data_Nerd
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108 views
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Connection in Hbase

Following code is used to open a ...READ MORE

Jul 11, 2018 in Database by Data_Nerd
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54 views
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Python Stress Test

Cassandra comes with a popular utility called ...READ MORE

Jun 29, 2018 in Database by Data_Nerd
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151 views
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Database Repair Options in Cassandra

Anti Entropy: Anti-entropy Repair is a process of ...READ MORE

Jun 28, 2018 in Database by kurt_cobain
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153 views
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Logging Levels in Cassandra

ALL: All levels including custom levels TRACE: Designates finer-grained informational ...READ MORE

Jun 28, 2018 in Database by shams
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36 views