Home
Recent Q&A
Java
Cloud
JavaScript
Python
SQL
PHP
HTML
C++
Data Science
DBMS
Devops
Hadoop
Machine Learning
Ask a Question
In a columnar database, the columns are stored together on disk, achieving a higher compression ratio is an expensive operation.
Home
NoSQL
In a columnar database, the columns are stored together on disk,...
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
In a columnar database, the columns are stored together on disk, achieving a higher compression ratio is an expensive operation.
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
0
Answers
Related questions
+1
vote
Sorted Column store would provide higher compression ratio by representing each column as compared to the preceding one.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
+1
vote
Read overhead in a Columnar database can be partly reduced by Multicolumn projection and _.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
0
votes
The equivalent Hbase structure of an on-disk trees in Log-structured Merge Trees is ___.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
+2
votes
The process through which the on-disk tree files periodically merged to create larger consolidated stores is called __.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
0
votes
Columnar databases are preferable for OLTP systems.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
0
votes
In column-oriented stores, data is stored on a basis.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
+1
vote
In Hbase, 'Columns' are named and specified in table definition.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
0
votes
An RDBMS equivalent component for a "collection" in a Document database:
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
0
votes
An RDBMS equivalent component for a "document" in a Document database:
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
0
votes
An RDBMS equivalent component for a "document identifier" in a Document database:
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
0
votes
Hbase Region assignment operation is being handled by _.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
+1
vote
MongoDB read/write performance can be tuned with the help of Stored Procedures.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
0
votes
A column-database used to store __ versions of each cells.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
0
votes
In a column-database a row is being uniquely identified by __.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
+1
vote
Only Nodes have properties in Graph database.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
big-data
mongodb
hadoop
cassandra
big-data-analytics
memebase
nosql
no-sql
sql
rdbms
...
