iTunes: How to convert a song to a different file format. Convert music to different formats (all compatible for iTunes, iOS, and iPod). Level 9 (61,605 points). RasoolB wrote: Thanks for your quick and helpful response. I have 2 follow up questions.
Freebase(5.00 / 1 vote)Rate this definition: Aggregate. Aggregate is the component of a composite material that resists compressive stress and provides bulk to the composite material. For efficient filling, aggregate should be much smaller than the finished item, but have a wide variety of sizes.
From Wikipedia, the free encyclopedia. Aggregates are used in dimensional models of the data warehouse to produce dramatic positive effects on the time it takes to query large sets of data. At the simplest form an aggregate is a simple summary table that can be derived by performing a Group by SQL query.