[maven-release-plugin] prepare release druid-0.20.1-rc1
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index f5c6395..5e07080 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -27,7 +27,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
   </parent>
 
   <prerequisites>
diff --git a/cloud/aws-common/pom.xml b/cloud/aws-common/pom.xml
index bd68805..e9bf8d6 100644
--- a/cloud/aws-common/pom.xml
+++ b/cloud/aws-common/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/cloud/gcp-common/pom.xml b/cloud/gcp-common/pom.xml
index 4685fd6..20020e6 100644
--- a/cloud/gcp-common/pom.xml
+++ b/cloud/gcp-common/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/core/pom.xml b/core/pom.xml
index 58c6d7b..a780f43 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -18,9 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 
   <modelVersion>4.0.0</modelVersion>
 
@@ -31,7 +29,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
   </parent>
 
   <properties>
diff --git a/distribution/pom.xml b/distribution/pom.xml
index 3e877b7..5b0077f 100644
--- a/distribution/pom.xml
+++ b/distribution/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <packaging>pom</packaging>
@@ -31,7 +30,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
     </parent>
 
     <dependencies>
@@ -177,7 +176,7 @@
                                     <executable>java</executable>
                                     <arguments>
                                         <argument>-classpath</argument>
-                                        <classpath/>
+                                        <classpath />
                                         <argument>-Ddruid.extensions.loadList=[]</argument>
                                         <argument>-Ddruid.extensions.directory=${project.build.directory}/extensions
                                         </argument>
@@ -368,7 +367,7 @@
                                     <executable>java</executable>
                                     <arguments>
                                         <argument>-classpath</argument>
-                                        <classpath/>
+                                        <classpath />
                                         <argument>-Ddruid.extensions.loadList=[]</argument>
                                         <argument>-Ddruid.extensions.directory=${project.build.directory}/extensions
                                         </argument>
diff --git a/extendedset/pom.xml b/extendedset/pom.xml
index 3309281..1e5f655 100755
--- a/extendedset/pom.xml
+++ b/extendedset/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <artifactId>extendedset</artifactId>
@@ -32,7 +31,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
   </parent>
 
   <dependencies>
diff --git a/extensions-contrib/aliyun-oss-extensions/pom.xml b/extensions-contrib/aliyun-oss-extensions/pom.xml
index f331e3f..71ccca8 100644
--- a/extensions-contrib/aliyun-oss-extensions/pom.xml
+++ b/extensions-contrib/aliyun-oss-extensions/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.apache.druid.extensions.contrib</groupId>
     <artifactId>aliyun-oss-extensions</artifactId>
@@ -29,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   
diff --git a/extensions-contrib/ambari-metrics-emitter/pom.xml b/extensions-contrib/ambari-metrics-emitter/pom.xml
index 6238a8b..1338222 100644
--- a/extensions-contrib/ambari-metrics-emitter/pom.xml
+++ b/extensions-contrib/ambari-metrics-emitter/pom.xml
@@ -18,14 +18,13 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/cassandra-storage/pom.xml b/extensions-contrib/cassandra-storage/pom.xml
index 590d75e..9d0dbe0 100644
--- a/extensions-contrib/cassandra-storage/pom.xml
+++ b/extensions-contrib/cassandra-storage/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/cloudfiles-extensions/pom.xml b/extensions-contrib/cloudfiles-extensions/pom.xml
index 8262562..d626d37 100644
--- a/extensions-contrib/cloudfiles-extensions/pom.xml
+++ b/extensions-contrib/cloudfiles-extensions/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
-         xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>org.apache.druid.extensions.contrib</groupId>
@@ -30,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/distinctcount/pom.xml b/extensions-contrib/distinctcount/pom.xml
index 699664a..fa67550 100644
--- a/extensions-contrib/distinctcount/pom.xml
+++ b/extensions-contrib/distinctcount/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>org.apache.druid.extensions.contrib</groupId>
@@ -30,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/dropwizard-emitter/pom.xml b/extensions-contrib/dropwizard-emitter/pom.xml
index 9d630d3..8a79bb4 100644
--- a/extensions-contrib/dropwizard-emitter/pom.xml
+++ b/extensions-contrib/dropwizard-emitter/pom.xml
@@ -18,14 +18,13 @@
   ~ under the License.
   -->
 
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/gce-extensions/pom.xml b/extensions-contrib/gce-extensions/pom.xml
index feaa7a1..7c36cd7 100644
--- a/extensions-contrib/gce-extensions/pom.xml
+++ b/extensions-contrib/gce-extensions/pom.xml
@@ -17,12 +17,11 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
   -->
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/graphite-emitter/pom.xml b/extensions-contrib/graphite-emitter/pom.xml
index 1159196..094fc3b 100644
--- a/extensions-contrib/graphite-emitter/pom.xml
+++ b/extensions-contrib/graphite-emitter/pom.xml
@@ -18,14 +18,13 @@
   ~ under the License.
   -->
 
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/influx-extensions/pom.xml b/extensions-contrib/influx-extensions/pom.xml
index ef9b855..daf9721 100644
--- a/extensions-contrib/influx-extensions/pom.xml
+++ b/extensions-contrib/influx-extensions/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions.contrib</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/influxdb-emitter/pom.xml b/extensions-contrib/influxdb-emitter/pom.xml
index 666d247..90b8040 100644
--- a/extensions-contrib/influxdb-emitter/pom.xml
+++ b/extensions-contrib/influxdb-emitter/pom.xml
@@ -18,9 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 
     <groupId>org.apache.druid.extensions.contrib</groupId>
     <artifactId>druid-influxdb-emitter</artifactId>
@@ -30,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/kafka-emitter/pom.xml b/extensions-contrib/kafka-emitter/pom.xml
index 7bb2c76..b8254b4 100644
--- a/extensions-contrib/kafka-emitter/pom.xml
+++ b/extensions-contrib/kafka-emitter/pom.xml
@@ -18,14 +18,13 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/materialized-view-maintenance/pom.xml b/extensions-contrib/materialized-view-maintenance/pom.xml
index a4b8019..675f8a5 100644
--- a/extensions-contrib/materialized-view-maintenance/pom.xml
+++ b/extensions-contrib/materialized-view-maintenance/pom.xml
@@ -18,13 +18,11 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/materialized-view-selection/pom.xml b/extensions-contrib/materialized-view-selection/pom.xml
index 1753943..84866ba 100644
--- a/extensions-contrib/materialized-view-selection/pom.xml
+++ b/extensions-contrib/materialized-view-selection/pom.xml
@@ -18,13 +18,11 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/momentsketch/pom.xml b/extensions-contrib/momentsketch/pom.xml
index b8e60e7..c8019ac 100644
--- a/extensions-contrib/momentsketch/pom.xml
+++ b/extensions-contrib/momentsketch/pom.xml
@@ -18,13 +18,11 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/moving-average-query/pom.xml b/extensions-contrib/moving-average-query/pom.xml
index d7a43ce..8aaec6d 100644
--- a/extensions-contrib/moving-average-query/pom.xml
+++ b/extensions-contrib/moving-average-query/pom.xml
@@ -17,15 +17,14 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
   -->
-<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
 
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/opentsdb-emitter/pom.xml b/extensions-contrib/opentsdb-emitter/pom.xml
index d5f7287..8e2dc3f 100644
--- a/extensions-contrib/opentsdb-emitter/pom.xml
+++ b/extensions-contrib/opentsdb-emitter/pom.xml
@@ -19,9 +19,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions.contrib</groupId>
@@ -31,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-contrib/redis-cache/pom.xml b/extensions-contrib/redis-cache/pom.xml
index 1ebfaa5..59d0d9b 100644
--- a/extensions-contrib/redis-cache/pom.xml
+++ b/extensions-contrib/redis-cache/pom.xml
@@ -19,8 +19,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>org.apache.druid.extensions.contrib</groupId>
@@ -30,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/sqlserver-metadata-storage/pom.xml b/extensions-contrib/sqlserver-metadata-storage/pom.xml
index 1ee30d2..1c7c95e 100644
--- a/extensions-contrib/sqlserver-metadata-storage/pom.xml
+++ b/extensions-contrib/sqlserver-metadata-storage/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-contrib/statsd-emitter/pom.xml b/extensions-contrib/statsd-emitter/pom.xml
index f575a4e..571bf58 100644
--- a/extensions-contrib/statsd-emitter/pom.xml
+++ b/extensions-contrib/statsd-emitter/pom.xml
@@ -17,13 +17,11 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
   -->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/tdigestsketch/pom.xml b/extensions-contrib/tdigestsketch/pom.xml
index 6982d09..6c995a6 100644
--- a/extensions-contrib/tdigestsketch/pom.xml
+++ b/extensions-contrib/tdigestsketch/pom.xml
@@ -18,13 +18,11 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/thrift-extensions/pom.xml b/extensions-contrib/thrift-extensions/pom.xml
index bf2423a..296d167 100644
--- a/extensions-contrib/thrift-extensions/pom.xml
+++ b/extensions-contrib/thrift-extensions/pom.xml
@@ -18,9 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 
   <groupId>org.apache.druid.extensions.contrib</groupId>
   <artifactId>druid-thrift-extensions</artifactId>
@@ -30,7 +28,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/time-min-max/pom.xml b/extensions-contrib/time-min-max/pom.xml
index d6ba8b1..675f9cb 100644
--- a/extensions-contrib/time-min-max/pom.xml
+++ b/extensions-contrib/time-min-max/pom.xml
@@ -17,13 +17,11 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
   -->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-contrib/virtual-columns/pom.xml b/extensions-contrib/virtual-columns/pom.xml
index c2eb1d4..b952063 100644
--- a/extensions-contrib/virtual-columns/pom.xml
+++ b/extensions-contrib/virtual-columns/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/avro-extensions/pom.xml b/extensions-core/avro-extensions/pom.xml
index e9ec7e4..fd7fb9a 100644
--- a/extensions-core/avro-extensions/pom.xml
+++ b/extensions-core/avro-extensions/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/azure-extensions/pom.xml b/extensions-core/azure-extensions/pom.xml
index 8a85632..3703b33 100644
--- a/extensions-core/azure-extensions/pom.xml
+++ b/extensions-core/azure-extensions/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>org.apache.druid.extensions</groupId>
@@ -30,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/datasketches/pom.xml b/extensions-core/datasketches/pom.xml
index c6fd79f..ecbb9f4 100644
--- a/extensions-core/datasketches/pom.xml
+++ b/extensions-core/datasketches/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-basic-security/pom.xml b/extensions-core/druid-basic-security/pom.xml
index f503d17..1889811 100644
--- a/extensions-core/druid-basic-security/pom.xml
+++ b/extensions-core/druid-basic-security/pom.xml
@@ -19,9 +19,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions</groupId>
@@ -32,7 +30,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-bloom-filter/pom.xml b/extensions-core/druid-bloom-filter/pom.xml
index 6d34f1e..46dbd1a 100644
--- a/extensions-core/druid-bloom-filter/pom.xml
+++ b/extensions-core/druid-bloom-filter/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-kerberos/pom.xml b/extensions-core/druid-kerberos/pom.xml
index 1103b76..c281955 100644
--- a/extensions-core/druid-kerberos/pom.xml
+++ b/extensions-core/druid-kerberos/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-pac4j/pom.xml b/extensions-core/druid-pac4j/pom.xml
index eed6aa3..e7bf544 100644
--- a/extensions-core/druid-pac4j/pom.xml
+++ b/extensions-core/druid-pac4j/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/druid-ranger-security/pom.xml b/extensions-core/druid-ranger-security/pom.xml
index 0bb1c2f..74381f6 100644
--- a/extensions-core/druid-ranger-security/pom.xml
+++ b/extensions-core/druid-ranger-security/pom.xml
@@ -19,9 +19,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>org.apache.druid.extensions</groupId>
@@ -32,7 +30,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/ec2-extensions/pom.xml b/extensions-core/ec2-extensions/pom.xml
index d0c4379..1c6b02c 100644
--- a/extensions-core/ec2-extensions/pom.xml
+++ b/extensions-core/ec2-extensions/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/google-extensions/pom.xml b/extensions-core/google-extensions/pom.xml
index a12cb26..c798baa 100644
--- a/extensions-core/google-extensions/pom.xml
+++ b/extensions-core/google-extensions/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/hdfs-storage/pom.xml b/extensions-core/hdfs-storage/pom.xml
index 5ac47ac..f42bb44 100644
--- a/extensions-core/hdfs-storage/pom.xml
+++ b/extensions-core/hdfs-storage/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/histogram/pom.xml b/extensions-core/histogram/pom.xml
index 4c88b98..1eac18b 100644
--- a/extensions-core/histogram/pom.xml
+++ b/extensions-core/histogram/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/kafka-extraction-namespace/pom.xml b/extensions-core/kafka-extraction-namespace/pom.xml
index f90dcdd..e31eecf 100644
--- a/extensions-core/kafka-extraction-namespace/pom.xml
+++ b/extensions-core/kafka-extraction-namespace/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.druid.extensions</groupId>
   <artifactId>druid-kafka-extraction-namespace</artifactId>
@@ -29,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/kafka-indexing-service/pom.xml b/extensions-core/kafka-indexing-service/pom.xml
index 36026fb..919c05f 100644
--- a/extensions-core/kafka-indexing-service/pom.xml
+++ b/extensions-core/kafka-indexing-service/pom.xml
@@ -29,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/kinesis-indexing-service/pom.xml b/extensions-core/kinesis-indexing-service/pom.xml
index 1e7149e..fc7e089 100644
--- a/extensions-core/kinesis-indexing-service/pom.xml
+++ b/extensions-core/kinesis-indexing-service/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>org.apache.druid.extensions</groupId>
@@ -30,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/lookups-cached-global/pom.xml b/extensions-core/lookups-cached-global/pom.xml
index 8dfcef3..822b7dd 100644
--- a/extensions-core/lookups-cached-global/pom.xml
+++ b/extensions-core/lookups-cached-global/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.druid.extensions</groupId>
   <artifactId>druid-lookups-cached-global</artifactId>
@@ -29,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/lookups-cached-single/pom.xml b/extensions-core/lookups-cached-single/pom.xml
index b45a125..7968d11 100644
--- a/extensions-core/lookups-cached-single/pom.xml
+++ b/extensions-core/lookups-cached-single/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.druid.extensions</groupId>
   <artifactId>druid-lookups-cached-single</artifactId>
@@ -29,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/mysql-metadata-storage/pom.xml b/extensions-core/mysql-metadata-storage/pom.xml
index 56298f4..b015a9a 100644
--- a/extensions-core/mysql-metadata-storage/pom.xml
+++ b/extensions-core/mysql-metadata-storage/pom.xml
@@ -30,7 +30,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/orc-extensions/pom.xml b/extensions-core/orc-extensions/pom.xml
index e646082..882477b 100644
--- a/extensions-core/orc-extensions/pom.xml
+++ b/extensions-core/orc-extensions/pom.xml
@@ -17,9 +17,7 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
   -->
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <groupId>org.apache.druid.extensions</groupId>
     <artifactId>druid-orc-extensions</artifactId>
     <name>druid-orc-extensions</name>
@@ -28,7 +26,7 @@
     <parent>
         <artifactId>druid</artifactId>
         <groupId>org.apache.druid</groupId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-core/parquet-extensions/pom.xml b/extensions-core/parquet-extensions/pom.xml
index 0783112..e71e048 100644
--- a/extensions-core/parquet-extensions/pom.xml
+++ b/extensions-core/parquet-extensions/pom.xml
@@ -18,9 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <groupId>org.apache.druid.extensions</groupId>
   <artifactId>druid-parquet-extensions</artifactId>
   <name>druid-parquet-extensions</name>
@@ -29,7 +27,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-core/postgresql-metadata-storage/pom.xml b/extensions-core/postgresql-metadata-storage/pom.xml
index 89df92e..43e7c7b 100644
--- a/extensions-core/postgresql-metadata-storage/pom.xml
+++ b/extensions-core/postgresql-metadata-storage/pom.xml
@@ -30,7 +30,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/extensions-core/protobuf-extensions/pom.xml b/extensions-core/protobuf-extensions/pom.xml
index 99964fb..f757e4c 100644
--- a/extensions-core/protobuf-extensions/pom.xml
+++ b/extensions-core/protobuf-extensions/pom.xml
@@ -18,9 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions</groupId>
@@ -31,7 +29,7 @@
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/s3-extensions/pom.xml b/extensions-core/s3-extensions/pom.xml
index fea7596..17512d2 100644
--- a/extensions-core/s3-extensions/pom.xml
+++ b/extensions-core/s3-extensions/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.druid.extensions</groupId>
@@ -30,7 +29,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/extensions-core/simple-client-sslcontext/pom.xml b/extensions-core/simple-client-sslcontext/pom.xml
index 3845dfc..1c78fb9 100644
--- a/extensions-core/simple-client-sslcontext/pom.xml
+++ b/extensions-core/simple-client-sslcontext/pom.xml
@@ -18,13 +18,11 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>druid</artifactId>
     <groupId>org.apache.druid</groupId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
diff --git a/extensions-core/stats/pom.xml b/extensions-core/stats/pom.xml
index 5dde3643..0840e21 100644
--- a/extensions-core/stats/pom.xml
+++ b/extensions-core/stats/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/hll/pom.xml b/hll/pom.xml
index 89b9027..019ff49 100644
--- a/hll/pom.xml
+++ b/hll/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
     </parent>
 
     <artifactId>druid-hll</artifactId>
diff --git a/indexing-hadoop/pom.xml b/indexing-hadoop/pom.xml
index 9d92649..0510bd3 100644
--- a/indexing-hadoop/pom.xml
+++ b/indexing-hadoop/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
     </parent>
 
     <dependencies>
diff --git a/indexing-service/pom.xml b/indexing-service/pom.xml
index b85716b..b59d364 100644
--- a/indexing-service/pom.xml
+++ b/indexing-service/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
     </parent>
 
     <dependencies>
diff --git a/integration-tests/pom.xml b/integration-tests/pom.xml
index e4d28a3..bea312c 100644
--- a/integration-tests/pom.xml
+++ b/integration-tests/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
     </parent>
 
     <dependencies>
@@ -370,8 +370,8 @@
                 <start.hadoop.docker>false</start.hadoop.docker>
                 <docker.run.skip>false</docker.run.skip>
                 <docker.build.skip>false</docker.build.skip>
-                <override.config.path></override.config.path>
-                <resource.file.dir.path></resource.file.dir.path>
+                <override.config.path />
+                <resource.file.dir.path />
                 <extra.datasource.name.suffix>\ Россия\ 한국\ 中国!?</extra.datasource.name.suffix>
             </properties>
             <build>
diff --git a/pom.xml b/pom.xml
index 9abe9e5..d5ad7c7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <parent>
@@ -30,7 +29,7 @@
 
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
     <packaging>pom</packaging>
 
     <name>Druid</name>
@@ -67,7 +66,7 @@
         <connection>scm:git:ssh://git@github.com/apache/druid.git</connection>
         <developerConnection>scm:git:ssh://git@github.com/apache/druid.git</developerConnection>
         <url>https://github.com/apache/druid.git</url>
-        <tag>0.19.0-SNAPSHOT</tag>
+        <tag>druid-0.20.1-rc1</tag>
     </scm>
 
     <properties>
@@ -1864,7 +1863,7 @@
                                 <license implementation="org.apache.rat.analysis.license.SimplePatternBasedLicense">
                                     <licenseFamilyCategory>MIT</licenseFamilyCategory>
                                     <licenseFamilyName>MIT JQuery</licenseFamilyName>
-                                    <notes></notes>
+                                    <notes />
                                     <patterns>
                                         <pattern>Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors</pattern>
                                         <pattern>Copyright 2012 jQuery Foundation and other contributors; Licensed MIT</pattern>
@@ -1874,7 +1873,7 @@
                                 <license implementation="org.apache.rat.analysis.license.SimplePatternBasedLicense">
                                     <licenseFamilyCategory>Underscore</licenseFamilyCategory>
                                     <licenseFamilyName>Underscore</licenseFamilyName>
-                                    <notes></notes>
+                                    <notes />
                                     <patterns>
                                         <pattern>Underscore is freely distributable under the MIT license</pattern>
                                     </patterns>
@@ -1882,7 +1881,7 @@
                                 <license implementation="org.apache.rat.analysis.license.SimplePatternBasedLicense">
                                     <licenseFamilyCategory>Allan Jardine</licenseFamilyCategory>
                                     <licenseFamilyName>Allan Jardine</licenseFamilyName>
-                                    <notes></notes>
+                                    <notes />
                                     <patterns>
                                         <pattern>Copyright 2009 Allan Jardine. All Rights Reserved</pattern>
                                     </patterns>
@@ -1890,7 +1889,7 @@
                                 <license implementation="org.apache.rat.analysis.license.SimplePatternBasedLicense">
                                     <licenseFamilyCategory>Allan Jardine</licenseFamilyCategory>
                                     <licenseFamilyName>Allan Jardine</licenseFamilyName>
-                                    <notes></notes>
+                                    <notes />
                                     <patterns>
                                         <pattern>Copyright 2009 Allan Jardine. All Rights Reserved</pattern>
                                         <pattern>Copyright 2008-2011 Allan Jardine</pattern>
diff --git a/processing/pom.xml b/processing/pom.xml
index 008c77f..5f5a9c0 100644
--- a/processing/pom.xml
+++ b/processing/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
     </parent>
 
     <dependencies>
diff --git a/server/pom.xml b/server/pom.xml
index e0f23cd..b6e27d9 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
     </parent>
 
     <dependencies>
diff --git a/services/pom.xml b/services/pom.xml
index fd1d29a..20a726b 100644
--- a/services/pom.xml
+++ b/services/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.druid</groupId>
         <artifactId>druid</artifactId>
-        <version>0.20.1-SNAPSHOT</version>
+        <version>0.20.1</version>
     </parent>
 
     <dependencies>
@@ -225,7 +225,7 @@
                                 </filter>
                             </filters>
                             <transformers>
-                                <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
+                                <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer" />
                             </transformers>
                         </configuration>
                     </execution>
diff --git a/sql/pom.xml b/sql/pom.xml
index 98aeb26..98e2f5f 100644
--- a/sql/pom.xml
+++ b/sql/pom.xml
@@ -18,8 +18,7 @@
   ~ under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
 
   <artifactId>druid-sql</artifactId>
@@ -29,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
   </parent>
 
   <dependencies>
diff --git a/web-console/pom.xml b/web-console/pom.xml
index c688ab2..27aac53 100644
--- a/web-console/pom.xml
+++ b/web-console/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <groupId>org.apache.druid</groupId>
     <artifactId>druid</artifactId>
-    <version>0.20.1-SNAPSHOT</version>
+    <version>0.20.1</version>
   </parent>
 
   <properties>