How to optimize Hive Performance ? Answer : Tez-Execution Engine in Hive – Tez is a new application…. View Answer
What is the difference between ‘select from table’ and ‘select column from table’ in hive ? Answer : Table in Hive is stored as a directory in the HDFS… View Answer
What is the difference between hive view and a hive external table When should it be used ? Answer : When the user queries table x the query planner…. View Answer
What is the Difference between apache hive and impala ? Answer : Hive generates query expressions at compile time… View Answer
What is the difference between Apache Hive and Apache Spark ? Answer : Apache hive is a distributed query… View Answer
What is the difference between a normal hive table and hive table stored as ORC ? Answer : Hive data is organized into Databases…. View Answer
What is a difference between terradata SQL and Hive QL ? Answer : Sql is a database however hive is not a database View Answer
What is the Relationship Between Hadoop Hbase and Hive ? Answer : Hadoop is an open source software stack that runs on a cluster of machines View Answer
What is the location where “Hive” stores table data ? Answer : The default location of the hive table is…. View Answer
What is the best way to take the back up of hive partitioned table into a disk ? Answer : Partitioning is the optimization technique in Hive which improves the performance significantly. View Answer
What is the best studio software/tool to run HIVE SQL/HQL queries by a data analyst ? Answer : Hue has a Web SQL Editor with autocomplete, display of table/data samples, light graphing, query download View Answer
What is best practice indexing hdfs data into solr using hive ? Answer : Here,based on the requirement especially how typically your data gets updated, volume and architecture. View Answer
What is the result of clustering a partitioned table in Hive ? Answer : Partitioning data is used for distributing load horizontally, helps to organizing data in a very logical fashion. View Answer
What is the version control tool for hive queries ? Answer : Functionality to write & run multiple queries concurrently for the same user in the same session it used Hive, Impala View Answer
What is a tool for tuning hive queries ? Answer : By doing compression at various phases (i.e. on final output, intermediate data),we achieve performance improvement in Hive Queries. View Answer
What is a map join and a bucket join in Hive ? Answer : Map join may be a little-known feature of Hive. View Answer
What is the use of hive language ? Answer : Hive is often used as the interface to an Apache Hadoop based data warehouse View Answer
What is DDL statement in hive ? Answer : The outline of the database schema typically change by SQL statements they are creating, deleting View Answer