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Recent questions in NoSQL
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The row store needs to perform _ IO to insert a new value.
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Aug 26, 2019
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Venkatshastri
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In Hbase, 'Columns' are named and specified in table definition.
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Aug 26, 2019
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Venkatshastri
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Columnar databases are preferable for OLTP systems.
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Aug 26, 2019
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In a columnar database, the columns are stored together on disk, achieving a higher compression ratio is an expensive operation.
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Aug 26, 2019
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A column-database used to store __ versions of each cells.
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Aug 26, 2019
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The column store has to perform _ IO to insert a new value.
asked
Aug 26, 2019
in
NoSQL
by
Venkatshastri
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In column-oriented stores, data is stored on a basis.
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Aug 26, 2019
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NoSQL
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Venkatshastri
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In a column-database a row is being uniquely identified by __.
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Aug 26, 2019
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Venkatshastri
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In Cassandra, the ___ determines how many copies of the data will be maintained across multiple nodes.
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Aug 26, 2019
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Venkatshastri
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Cassandra allows to define composite Primary Keys.
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Aug 23, 2019
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The RDBMS 'table' equivalent terminology in Riak is
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Aug 23, 2019
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Venkatshastri
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A Riak convergent replicated data type (CRDT) includes .
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Aug 23, 2019
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Cassandra has properties of both and __ .
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Aug 23, 2019
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Key-value pair data storages include all except
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Aug 23, 2019
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A Key-value store does not support Secondary Indexes
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Aug 23, 2019
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distributes different data across multiple servers.
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Aug 23, 2019
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Limitations of RDBMS are .
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Aug 23, 2019
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Venkatshastri
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Full-form of 'CRUD' is _.
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Aug 23, 2019
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Venkatshastri
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Horizontal scaling approach tends to be cheaper as the number of operations and the size of the data increases.
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Aug 23, 2019
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+2
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1
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NoSQL databases are designed to expand _.
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Aug 23, 2019
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NoSQL
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Venkatshastri
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+3
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Cassandra lightweight transactions (LWT) supports pattern.
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May 31, 2019
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by
aaravkhandelwal.2018
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Hbase DDL Operations (create, delete tables) are maintained by ___.
asked
May 31, 2019
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by
aaravkhandelwal.2018
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+3
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Like most relational databases, Kudu also offers secondary indexes and uniqueness constraints.
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May 31, 2019
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by
aaravkhandelwal.2018
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+2
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In Riak, consistency model is implemented
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May 31, 2019
in
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by
aaravkhandelwal.2018
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+3
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The process through which the on-disk tree files periodically merged to create larger consolidated stores is called __.
asked
May 31, 2019
in
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by
aaravkhandelwal.2018
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+3
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Cassandra's Gossip Protocol can take care of the heartbeat lost due to _ in a widely distributed system.
asked
May 31, 2019
in
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by
aaravkhandelwal.2018
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+1
vote
0
answers
Riak demonstrates dual nature of
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
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+2
votes
2
answers
Transactional integrity is relevant in case of batch-centric Hadoop-based analytics on warehoused data.
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
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+2
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answers
In case of an Eventual consistency, reads may not return the most recent value, but reads will not return values “out of sequence.”
asked
May 31, 2019
in
NoSQL
by
aaravkhandelwal.2018
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+1
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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
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Recent questions in NoSQL
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