Recent questions tagged No-sql

+2 votes

Cassandra has properties of both and __

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+1 vote

Key-value pair data storages include all except

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

0 votes

Full-form of 'CRUD' is _.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+1 vote

Limitations of RDBMS are .

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+1 vote

distributes different data across multiple servers.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+2 votes

Horizontal scaling approach tends to be cheaper as the number of operations and the size of the data increases.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+2 votes

NoSQL databases are designed to expand _

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+1 vote

A column-database used to store __ versions of each cells.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

0 votes

In a columnar database, the columns are stored together on disk, achieving a higher compression ratio is an expensive operation.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+2 votes

The row store needs to perform _ IO to insert a new value.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+2 votes

The column store has to perform _ IO to insert a new value.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+2 votes

In Cassandra, the ___ determines how many copies of the data will be maintained across multiple nodes.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+1 vote

In a column-database a row is being uniquely identified by __.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+1 vote

Pre-join projection is equivalent to as in traditional relational systems.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

0 votes

Cassandra allows to define composite Primary Keys.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

0 votes

Columnar databases are preferable for OLTP systems.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+1 vote

HBase Tables are divided _ by row key range into .

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

+1 vote

In Hbase, 'Columns' are named and specified in table definition.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

0 votes

In column-oriented stores, data is stored on a basis.

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

0 votes

Hbase main server components include all except _

asked May 31, 2019 in NoSQL by aaravkhandelwal.2018 (285 points)

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