Point out the wrong statement.
A. Where time-ranges are very wide (e.g., year-long report) and where the data is voluminous, summary tables are a common approach
B. Coprocessors act like RDBMS triggers
C. HBase does not currently support 'constraints' in traditional (SQL) database parlance
D. None of the mentioned
Answer: Option C
This Question Belongs to Hadoop >> Querying With Hive
What is Apache Hive in the context of Hadoop?
A. Data warehousing and SQL-like queries for large datasets
B. A storage format in Hadoop
C. A query language for HBase
D. A distributed file system
In Hive, what is the purpose of the SELECT statement?
A. Delete data from a table
B. Create a new table in Hive
C. Update data in a table
D. Retrieve data from a table
What is the primary role of the Hive Metastore in Apache Hive?
A. Execute MapReduce jobs
B. Manage computation resources
C. Store metadata for Hive tables
D. Perform data analytics in Hadoop
In Hive, what does the term "Partitioning" refer to?
A. Grouping data based on a condition
B. Organizing data based on certain columns
C. Joining data from multiple tables
D. None of the above
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