4.0.0 io.druid.extensions druid-histogram druid-histogram druid-histogram io.druid druid 0.9.3-SNAPSHOT ../../pom.xml io.druid druid-processing ${project.parent.version} provided io.druid druid-sql ${project.parent.version} provided io.druid druid-processing ${project.parent.version} test test-jar io.druid druid-sql ${project.parent.version} test-jar test junit junit test