dat vs Apache Drill: What are the differences?
Developers describe dat as "Real-time replication and versioning for data sets". Dat is an open source project that provides a streaming interface between every file format and data storage backend. On the other hand, Apache Drill is detailed as "Schema-Free SQL Query Engine for Hadoop and NoSQL". Apache Drill is a distributed MPP query layer that supports SQL and alternative query languages against NoSQL and Hadoop data storage systems. It was inspired in part by Google's Dremel.
dat and Apache Drill can be categorized as "Database" tools.
dat is an open source tool with 7.54K GitHub stars and 460 GitHub forks. Here's a link to dat's open source repository on GitHub.