+# Test on all supported PG versions on both debian stretch and debian buster
+env:
+- POSTGRESQL_VERSION=10 DEBIAN_RELEASE=stretch
+- POSTGRESQL_VERSION=11 DEBIAN_RELEASE=stretch
+- POSTGRESQL_VERSION=12 DEBIAN_RELEASE=stretch
+- POSTGRESQL_VERSION=10 DEBIAN_RELEASE=buster
+- POSTGRESQL_VERSION=11 DEBIAN_RELEASE=buster
+- POSTGRESQL_VERSION=12 DEBIAN_RELEASE=buster