[maven-release-plugin] prepare for next development iteration
diff --git a/assembly/pom.xml b/assembly/pom.xml
index 72a9616..85e59be 100644
--- a/assembly/pom.xml
+++ b/assembly/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/common/pom.xml b/common/pom.xml
index b573678..28f3d91 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/core/pom.xml b/core/pom.xml
index ad60d97..87f9872 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/examples/flink/pom.xml b/examples/flink/pom.xml
index 4e476fb..1eb0c20 100644
--- a/examples/flink/pom.xml
+++ b/examples/flink/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/examples/spark/pom.xml b/examples/spark/pom.xml
index 18dbc74..0b06d41 100644
--- a/examples/spark/pom.xml
+++ b/examples/spark/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/examples/spark2/pom.xml b/examples/spark2/pom.xml
index a217896..d13fec7 100644
--- a/examples/spark2/pom.xml
+++ b/examples/spark2/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/format/pom.xml b/format/pom.xml
index a62e444..20f73fd 100644
--- a/format/pom.xml
+++ b/format/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/hadoop/pom.xml b/hadoop/pom.xml
index c9fde5b..58b1428 100644
--- a/hadoop/pom.xml
+++ b/hadoop/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/integration/hive/pom.xml b/integration/hive/pom.xml
index d7be81e..895eb1d 100644
--- a/integration/hive/pom.xml
+++ b/integration/hive/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <groupId>org.apache.carbondata</groupId>
         <artifactId>carbondata-parent</artifactId>
-        <version>1.2.0</version>
+        <version>1.2.1-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
 
diff --git a/integration/presto/pom.xml b/integration/presto/pom.xml
index 4060399..c8c0285 100644
--- a/integration/presto/pom.xml
+++ b/integration/presto/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/integration/spark-common-test/pom.xml b/integration/spark-common-test/pom.xml
index 3a6ba2c..fbdd417 100644
--- a/integration/spark-common-test/pom.xml
+++ b/integration/spark-common-test/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/integration/spark-common/pom.xml b/integration/spark-common/pom.xml
index 1b99776..177faea 100644
--- a/integration/spark-common/pom.xml
+++ b/integration/spark-common/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/integration/spark/pom.xml b/integration/spark/pom.xml
index 49b8ea0..d89bb8a 100644
--- a/integration/spark/pom.xml
+++ b/integration/spark/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/integration/spark2/pom.xml b/integration/spark2/pom.xml
index e763fae..858848c 100644
--- a/integration/spark2/pom.xml
+++ b/integration/spark2/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 
diff --git a/pom.xml b/pom.xml
index 9d72ddd..dbc8fdd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -35,7 +35,7 @@
   <inceptionYear>2016</inceptionYear>
   <packaging>pom</packaging>
 
-  <version>1.2.0</version>
+  <version>1.2.1-SNAPSHOT</version>
 
   <licenses>
     <license>
@@ -49,7 +49,7 @@
     <connection>scm:git:https://git-wip-us.apache.org/repos/asf/carbondata.git</connection>
     <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/carbondata.git</developerConnection>
     <url>https://git-wip-us.apache.org/repos/asf/carbondata.git</url>
-    <tag>apache-carbondata-1.2.0-rc3</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <issueManagement>
diff --git a/processing/pom.xml b/processing/pom.xml
index c037a74..37b196f 100644
--- a/processing/pom.xml
+++ b/processing/pom.xml
@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.carbondata</groupId>
     <artifactId>carbondata-parent</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>