41. Define catalog tables in Hbase? Catalog tables are used to maintain the metadata information.
March 2016
- HBaseInterview Questions and AnswersTechnical Interview Questions and Answers
- HBaseInterview Questions and AnswersTechnical Interview Questions and Answers
HBase Interview Questions and Answers For Freshers Part-4
by Sby S31. What is REST? Rest stands for Representational State Transfer which defines the semantics so that the protocol can be used in a generic way to address remote resources. It…
- HBaseInterview Questions and AnswersTechnical Interview Questions and Answers
HBase Interview Questions and Answers For Freshers Part-3
by Sby S21. What is use of tools command? This command is used to list the hbase surgery tools.
- HBaseInterview Questions and AnswersTechnical Interview Questions and Answers
HBase Interview Questions and Answers For Freshers Part-2
by Sby S11. What is the full form of YCSB? YCSB stands for Yahoo! Cloud Serving Benchmark.
- HBaseInterview Questions and AnswersTechnical Interview Questions and Answers
HBase Interview Questions and Answers For Freshers Part-1
by Sby S1. What is Apache HBase? It is a column oriented database which is used to store the sparse data sets. It is run on the top of Hadoop file distributed…
- Apache SparkInterview Questions and AnswersTechnical Interview Questions and Answers
Apache Spark Interview Questions and Answers For Freshers Part-3
by Sby S21.List the functions of Spark SQL. Spark SQL is capable of: • Loading data from a variety of structured sources • Querying data using SQL statements, both inside a Spark…
- Apache SparkInterview Questions and AnswersTechnical Interview Questions and Answers
Apache Spark Interview Questions and Answers For Freshers Part-2
by Sby S11.What is Spark Driver? Spark Driver is the program that runs on the master node of the machine and declares transformations and actions on data RDDs. In simple terms, driver…
- Apache SparkInterview Questions and AnswersTechnical Interview Questions and Answers
Apache Spark Interview Questions and Answers For Freshers Part-1
by Sby S1.What is Apache Spark? Spark is a fast, easy-to-use and flexible data processing framework. It has an advanced execution engine supporting cyclic data flow and in-memory computing. Spark can run…
- DB2Interview Questions and AnswersTechnical Interview Questions and Answers
DB2 Interview Questions and Answers For Graduates Part-3
by Sby S21.What are some of the main fields in SQLCA? Major Fields in SQLCA is SQL CODE, SQLERRM, and SQLERRD.
- DB2Interview Questions and AnswersTechnical Interview Questions and Answers
DB2 Interview Questions and Answers For Graduates Part-2
by Sby S11.When the LIKE statement is used? LIKE statement is used to conduct partial searches like the search of employees by name. It is not necessary to indicate the complete name,…