Contributionのアイデア
SQL Functions
Add, AVG,ConvertなどのSQL上で利用できる関数群
exec/java-exec/src/main/java/org/apache/drill/exec/expr/fn/impl
New File Format
XML, Apache Avro, Thrift"
New Data Source
Apache Solr, Elastic Search, MySQL, HTTP URL
New Query Language
Pig Latin, HiveQL