Answer:Pig does not have a dedicated metadata database. Hive makes use of the exact variation of dedicated SQL-DDL language by defining tables beforehand. 14. It supports Avro file format.
Answer:Apache Pig is a tool for analytics which is used to
analyze data stored in HDFS. Apache Sqoop is a tool to importing structured data from RDBMS to HDFS or exporting data from HDFS to RDBMS.