____________ is a query processing and optimization system for large-scale.
A. MRQL
B. NiFi
C. OpenAz
D. ODF Toolkit
Answer:A
____________ is a query processing and optimization system for large-scale.
A. MRQL B. NiFi C. OpenAz D. ODF Toolkit
Explanation:MRQL is built on top of Apache Hadoop, Hama, Spark, and Flink. 2. Point out the correct statement :