Hive-Schema-Evolution

Detailed about how we can dynamically load columns in HIVE using AVRO.

Follow the steps given in query.hql

Concepts Covered:

1. How to execute sql script file in mysql.
2. Sqoop import with split-by, delete-target-dir, --as-avrodatafile
3. Downloading avro jar from MAVEN.
4. Extracting avro schema using avro jar.
5. AVRO hive table creation
6. Sqoop Incremental append and hive schema expansion