Poly International Workshop on Polystores and Other Systems for Heterogeneous Data Search within this conference 2019 Poly 2019 30 August Los Angeles, CA, USA Heterogeneous Data Management, Polystores, and Analytics for Healthcare 20 Papers 1 Volume 2018 Poly 2018 31 August Rio de Janeiro, Brazil Heterogeneous Data Management, Polystores, and Analytics for Healthcare 13 Papers 1 Volume