druid io.druid 0.13.0-SNAPSHOT ../../pom.xml 4.0.0 io.druid.extensions.contrib materialized-view-maintenance materialized-view-maintenance io.druid druid-server ${project.parent.version} provided io.druid druid-indexing-service ${project.parent.version} provided io.druid druid-server ${project.parent.version} test test-jar io.druid druid-processing ${project.parent.version} test test-jar org.easymock easymock test