Recent questions tagged Sql

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Q: Identify the structured data from the following.

asked Feb 24 in Sql by GeorgeBell

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Q: How to run SQL Query for comparing dates?

asked Feb 2 in Sql by SakshiSharma

+1 vote

Q: What is dynamic SQL? When to use dynamic SQL?

asked Jul 29, 2020 in Oracle by Hodge

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Q: How to handle errors in PL/SQL?

asked Jul 29, 2020 in Oracle by Hodge

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Q: What is PL/SQL?

asked Jul 29, 2020 in Oracle by Hodge

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Q: What is the difference between SQL and PL/SQL?

asked Jul 7, 2020 in Sql by Robindeniel

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Q: What is SQL?

asked Jul 6, 2020 in Sql by Robindeniel

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Q: what is a SQL?

asked Oct 30, 2019 in DBMS by rajeshsharma

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Q: NoSQL databases are designed to expand _.

asked Aug 23, 2019 in NoSQL Database Revolution by Venkatshastri

+1 vote

Q: Which supports cost-based optimization and rule-based optimization

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: To implement a custom untyped user-defined aggregation function, the user has to extend the which class

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: Which is true about DataSource API

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: Which is the entry point used in Spark 2.0?

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: The SQL queries/API calls are converted to -------------------------

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: Which of these code snippet is the correct format to run SQL queries?

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: What is RDD?

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: Email is an example of structured data

asked Jun 30, 2019 in Spark Sql by anonymous

+1 vote

Q: Cassandra lightweight transactions (LWT) supports pattern.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: Hbase DDL Operations (create, delete tables) are maintained by ___.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: Like most relational databases, Kudu also offers secondary indexes and uniqueness constraints.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: In Riak, consistency model is implemented

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: The process through which the on-disk tree files periodically merged to create larger consolidated stores is called __.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: Cassandra's Gossip Protocol can take care of the heartbeat lost due to _ in a widely distributed system.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

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Q: Riak demonstrates dual nature of

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: Transactional integrity is relevant in case of batch-centric Hadoop-based analytics on warehoused data.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+2 votes

Q: 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 Database Revolution by aaravkhandelwal.2018

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Q: The equivalent Hbase structure of an on-disk trees in Log-structured Merge Trees is ___.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: Kudu can be accessed via all except _.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: Wiredtiger storage engine is a part of ___.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

+1 vote

Q: In Cassandra, if the replication factor is 3, the coordinator will send replicas of the data item to the next _ nodes on the ring.

asked May 31, 2019 in NoSQL Database Revolution by aaravkhandelwal.2018

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