merged r1274:1322 from hyracks_dev_next

git-svn-id: https://hyracks.googlecode.com/svn/branches/hyracks_lsm_tree@1342 123451ca-8445-de46-9d55-352943316053
diff --git a/hyracks-examples/btree-example/btreeapp/pom.xml b/hyracks-examples/btree-example/btreeapp/pom.xml
index d5239bd..b898e6e 100644
--- a/hyracks-examples/btree-example/btreeapp/pom.xml
+++ b/hyracks-examples/btree-example/btreeapp/pom.xml
@@ -2,12 +2,12 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples.btree</groupId>
   <artifactId>btreeapp</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
 
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>btree-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -80,7 +80,7 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.btree</groupId>
   		<artifactId>btreehelper</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   </dependencies>
diff --git a/hyracks-examples/btree-example/btreeclient/pom.xml b/hyracks-examples/btree-example/btreeclient/pom.xml
index e0930b2..e8a2a0a 100644
--- a/hyracks-examples/btree-example/btreeclient/pom.xml
+++ b/hyracks-examples/btree-example/btreeclient/pom.xml
@@ -5,26 +5,26 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>btree-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-btree</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.btree</groupId>
   		<artifactId>btreehelper</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/hyracks-examples/btree-example/btreehelper/pom.xml b/hyracks-examples/btree-example/btreehelper/pom.xml
index 046d762..13c8654 100644
--- a/hyracks-examples/btree-example/btreehelper/pom.xml
+++ b/hyracks-examples/btree-example/btreehelper/pom.xml
@@ -5,32 +5,32 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>btree-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-storage-am-btree</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-data-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   	</dependency>
   </dependencies>
   <build>
diff --git a/hyracks-examples/btree-example/pom.xml b/hyracks-examples/btree-example/pom.xml
index 96b3672..16b8afe 100644
--- a/hyracks-examples/btree-example/pom.xml
+++ b/hyracks-examples/btree-example/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples</groupId>
   <artifactId>btree-example</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/hyracks-examples/hadoop-compat-example/hadoopcompatapp/pom.xml b/hyracks-examples/hadoop-compat-example/hadoopcompatapp/pom.xml
index fe71db4..93c0615 100644
--- a/hyracks-examples/hadoop-compat-example/hadoopcompatapp/pom.xml
+++ b/hyracks-examples/hadoop-compat-example/hadoopcompatapp/pom.xml
@@ -2,12 +2,12 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples.compat</groupId>
   <artifactId>hadoopcompatapp</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
 
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>hadoop-compat-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -76,8 +76,8 @@
       </plugin>
       <plugin>
       	<groupId>edu.uci.ics.hyracks</groupId>
-      	<artifactId>hyracks-maven-plugin</artifactId>
-      	<version>0.0.2</version>
+      	<artifactId>hyracks-virtualcluster-maven-plugin</artifactId>
+      	<version>0.2.1-SNAPSHOT</version>
         <configuration>
           <hyracksServerHome>${basedir}/../../../hyracks-server/target/hyracks-server-${project.version}-binary-assembly</hyracksServerHome>
           <hyracksCLIHome>${basedir}/../../../hyracks-cli/target/hyracks-cli-${project.version}-binary-assembly</hyracksCLIHome>
@@ -169,13 +169,13 @@
      <dependency>
         <groupId>edu.uci.ics.hyracks.examples.compat</groupId>
         <artifactId>hadoopcompathelper</artifactId>
-        <version>0.2.0-SNAPSHOT</version>
+        <version>0.2.1-SNAPSHOT</version>
         <scope>compile</scope>
      </dependency>
      <dependency>
         <groupId>edu.uci.ics.hyracks.examples.compat</groupId>
   	    <artifactId>hadoopcompatclient</artifactId>
-  	    <version>0.2.0-SNAPSHOT</version>
+  	    <version>0.2.1-SNAPSHOT</version>
   	    <type>jar</type>
   	    <scope>test</scope>
      </dependency>
diff --git a/hyracks-examples/hadoop-compat-example/hadoopcompatclient/pom.xml b/hyracks-examples/hadoop-compat-example/hadoopcompatclient/pom.xml
index c248d55..07c140f 100644
--- a/hyracks-examples/hadoop-compat-example/hadoopcompatclient/pom.xml
+++ b/hyracks-examples/hadoop-compat-example/hadoopcompatclient/pom.xml
@@ -2,25 +2,25 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples.compat</groupId>
   <artifactId>hadoopcompatclient</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
 
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>hadoop-compat-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.compat</groupId>
   		<artifactId>hadoopcompathelper</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/hyracks-examples/hadoop-compat-example/hadoopcompathelper/pom.xml b/hyracks-examples/hadoop-compat-example/hadoopcompathelper/pom.xml
index c19e56a..9dd6302 100644
--- a/hyracks-examples/hadoop-compat-example/hadoopcompathelper/pom.xml
+++ b/hyracks-examples/hadoop-compat-example/hadoopcompathelper/pom.xml
@@ -2,25 +2,25 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples.compat</groupId>
   <artifactId>hadoopcompathelper</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
 
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>hadoop-compat-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   </dependencies>
diff --git a/hyracks-examples/hadoop-compat-example/pom.xml b/hyracks-examples/hadoop-compat-example/pom.xml
index 51e92ab..cc8318c 100644
--- a/hyracks-examples/hadoop-compat-example/pom.xml
+++ b/hyracks-examples/hadoop-compat-example/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples</groupId>
   <artifactId>hadoop-compat-example</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <modules>
@@ -29,7 +29,7 @@
       <dependency>
          <groupId>edu.uci.ics.hyracks</groupId>
          <artifactId>hyracks-hadoop-compat</artifactId>
-         <version>0.2.0-SNAPSHOT</version>
+         <version>0.2.1-SNAPSHOT</version>
          <type>jar</type>
          <scope>compile</scope>
       </dependency>
diff --git a/hyracks-examples/hyracks-integration-tests/pom.xml b/hyracks-examples/hyracks-integration-tests/pom.xml
index 31dddb7..060f6a3 100644
--- a/hyracks-examples/hyracks-integration-tests/pom.xml
+++ b/hyracks-examples/hyracks-integration-tests/pom.xml
@@ -1,102 +1,101 @@
-<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>edu.uci.ics.hyracks.examples</groupId>
-	<artifactId>hyracks-integration-tests</artifactId>
-	<parent>
-		<groupId>edu.uci.ics.hyracks</groupId>
-		<artifactId>hyracks-examples</artifactId>
-		<version>0.2.0-SNAPSHOT</version>
-	</parent>
+<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>edu.uci.ics.hyracks.examples</groupId>
+  <artifactId>hyracks-integration-tests</artifactId>
+  <parent>
+    <groupId>edu.uci.ics.hyracks</groupId>
+    <artifactId>hyracks-examples</artifactId>
+    <version>0.2.1-SNAPSHOT</version>
+  </parent>
 
-	<build>
-		<plugins>
-			<plugin>
-				<groupId>org.apache.maven.plugins</groupId>
-				<artifactId>maven-compiler-plugin</artifactId>
-				<version>2.0.2</version>
-				<configuration>
-					<source>1.6</source>
-					<target>1.6</target>
-				</configuration>
-			</plugin>
-		</plugins>
-	</build>
-	<dependencies>
-		<dependency>
-			<groupId>junit</groupId>
-			<artifactId>junit</artifactId>
-			<version>4.8.1</version>
-			<type>jar</type>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-dataflow-std</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-control-cc</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-control-nc</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-storage-am-btree</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-storage-am-lsm-btree</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-storage-am-invertedindex</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-storage-am-rtree</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-storage-am-lsm-rtree</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>compile</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-test-support</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-			<type>jar</type>
-			<scope>test</scope>
-		</dependency>
-		<dependency>
-			<groupId>edu.uci.ics.hyracks</groupId>
-			<artifactId>hyracks-data-std</artifactId>
-			<version>0.2.0-SNAPSHOT</version>
-		</dependency>
-	</dependencies>
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>2.0.2</version>
+        <configuration>
+          <source>1.6</source>
+          <target>1.6</target>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+  <dependencies>
+  	<dependency>
+  		<groupId>junit</groupId>
+  		<artifactId>junit</artifactId>
+  		<version>4.8.1</version>
+  		<type>jar</type>
+  		<scope>test</scope>
+  	</dependency>
+  	<dependency>
+  		<groupId>edu.uci.ics.hyracks</groupId>
+  		<artifactId>hyracks-dataflow-std</artifactId>
+  		<version>0.2.1-SNAPSHOT</version>
+  		<type>jar</type>
+  		<scope>compile</scope>
+  	</dependency>
+  	<dependency>
+  		<groupId>edu.uci.ics.hyracks</groupId>
+  		<artifactId>hyracks-control-cc</artifactId>
+  		<version>0.2.1-SNAPSHOT</version>
+  		<type>jar</type>
+  		<scope>compile</scope>
+  	</dependency>
+  	<dependency>
+  		<groupId>edu.uci.ics.hyracks</groupId>
+  		<artifactId>hyracks-control-nc</artifactId>
+  		<version>0.2.1-SNAPSHOT</version>
+  		<type>jar</type>
+  		<scope>compile</scope>
+  	</dependency>
+  	<dependency>
+  		<groupId>edu.uci.ics.hyracks</groupId>
+  		<artifactId>hyracks-storage-am-btree</artifactId>
+  		<version>0.2.1-SNAPSHOT</version>
+  		<type>jar</type>
+  		<scope>compile</scope>
+  	</dependency>
+	<dependency>
+		<groupId>edu.uci.ics.hyracks</groupId>
+		<artifactId>hyracks-storage-am-lsm-btree</artifactId>
+		<version>0.2.1-SNAPSHOT</version>
+		<type>jar</type>
+		<scope>compile</scope>
+	</dependency>
+	<dependency>
+		<groupId>edu.uci.ics.hyracks</groupId>
+		<artifactId>hyracks-storage-am-lsm-rtree</artifactId>
+		<version>0.2.1-SNAPSHOT</version>
+		<type>jar</type>
+		<scope>compile</scope>
+	</dependency>
+  	<dependency>
+  		<groupId>edu.uci.ics.hyracks</groupId>
+  		<artifactId>hyracks-storage-am-invertedindex</artifactId>
+  		<version>0.2.1-SNAPSHOT</version>
+  		<type>jar</type>
+  		<scope>compile</scope>
+  	</dependency>
+  	<dependency>
+  		<groupId>edu.uci.ics.hyracks</groupId>
+  		<artifactId>hyracks-storage-am-rtree</artifactId>
+  		<version>0.2.1-SNAPSHOT</version>
+  		<type>jar</type>
+  		<scope>compile</scope>
+  	</dependency>
+  	<dependency>
+  		<groupId>edu.uci.ics.hyracks</groupId>
+  		<artifactId>hyracks-test-support</artifactId>
+  		<version>0.2.1-SNAPSHOT</version>
+  		<type>jar</type>
+  		<scope>test</scope>
+  	</dependency>
+  	<dependency>
+  		<groupId>edu.uci.ics.hyracks</groupId>
+  		<artifactId>hyracks-data-std</artifactId>
+  		<version>0.2.1-SNAPSHOT</version>
+  	</dependency>
+  </dependencies>
 </project>
diff --git a/hyracks-examples/pom.xml b/hyracks-examples/pom.xml
index a7021a9..5296d61 100644
--- a/hyracks-examples/pom.xml
+++ b/hyracks-examples/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks</groupId>
   <artifactId>hyracks-examples</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/hyracks-examples/text-example/pom.xml b/hyracks-examples/text-example/pom.xml
index d334644..9b90cfd 100644
--- a/hyracks-examples/text-example/pom.xml
+++ b/hyracks-examples/text-example/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples</groupId>
   <artifactId>text-example</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/hyracks-examples/text-example/textapp/pom.xml b/hyracks-examples/text-example/textapp/pom.xml
index 913a95a..4f6fb3c 100644
--- a/hyracks-examples/text-example/textapp/pom.xml
+++ b/hyracks-examples/text-example/textapp/pom.xml
@@ -2,12 +2,12 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples.text</groupId>
   <artifactId>textapp</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
 
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>text-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -76,8 +76,8 @@
       </plugin>
       <plugin>
       	<groupId>edu.uci.ics.hyracks</groupId>
-      	<artifactId>hyracks-maven-plugin</artifactId>
-      	<version>0.0.2</version>
+      	<artifactId>hyracks-virtualcluster-maven-plugin</artifactId>
+      	<version>0.2.1-SNAPSHOT</version>
         <configuration>
           <hyracksServerHome>${basedir}/../../../hyracks-server/target/hyracks-server-${project.version}-binary-assembly</hyracksServerHome>
           <hyracksCLIHome>${basedir}/../../../hyracks-cli/target/hyracks-cli-${project.version}-binary-assembly</hyracksCLIHome>
@@ -164,13 +164,13 @@
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.text</groupId>
   		<artifactId>texthelper</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.text</groupId>
   		<artifactId>textclient</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>test</scope>
   	</dependency>
diff --git a/hyracks-examples/text-example/textclient/pom.xml b/hyracks-examples/text-example/textclient/pom.xml
index c6f3832..8561d6e 100644
--- a/hyracks-examples/text-example/textclient/pom.xml
+++ b/hyracks-examples/text-example/textclient/pom.xml
@@ -2,25 +2,25 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples.text</groupId>
   <artifactId>textclient</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
 
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>text-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks.examples.text</groupId>
   		<artifactId>texthelper</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<type>jar</type>
   		<scope>compile</scope>
   	</dependency>
diff --git a/hyracks-examples/text-example/texthelper/pom.xml b/hyracks-examples/text-example/texthelper/pom.xml
index b0bfcef..5aede9e 100644
--- a/hyracks-examples/text-example/texthelper/pom.xml
+++ b/hyracks-examples/text-example/texthelper/pom.xml
@@ -6,26 +6,26 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>text-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-api</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-data-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   	</dependency>
   </dependencies>
   <build>
diff --git a/hyracks-examples/tpch-example/pom.xml b/hyracks-examples/tpch-example/pom.xml
index f2c8786..ed26eb3 100644
--- a/hyracks-examples/tpch-example/pom.xml
+++ b/hyracks-examples/tpch-example/pom.xml
@@ -2,13 +2,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>edu.uci.ics.hyracks.examples</groupId>
   <artifactId>tpch-example</artifactId>
-  <version>0.2.0-SNAPSHOT</version>
+  <version>0.2.1-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <parent>
     <groupId>edu.uci.ics.hyracks</groupId>
     <artifactId>hyracks-examples</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <modules>
diff --git a/hyracks-examples/tpch-example/tpchapp/pom.xml b/hyracks-examples/tpch-example/tpchapp/pom.xml
index 05256a3..3213c40 100644
--- a/hyracks-examples/tpch-example/tpchapp/pom.xml
+++ b/hyracks-examples/tpch-example/tpchapp/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>tpch-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <build>
@@ -78,13 +78,13 @@
     <dependency>
         <groupId>edu.uci.ics.hyracks</groupId>
         <artifactId>hyracks-dataflow-std</artifactId>
-        <version>0.2.0-SNAPSHOT</version>
+        <version>0.2.1-SNAPSHOT</version>
         <scope>compile</scope>
     </dependency>
     <dependency>
     	<groupId>edu.uci.ics.hyracks</groupId>
     	<artifactId>hyracks-data-std</artifactId>
-    	<version>0.2.0-SNAPSHOT</version>
+    	<version>0.2.1-SNAPSHOT</version>
     </dependency>
   </dependencies>
 </project>
diff --git a/hyracks-examples/tpch-example/tpchclient/pom.xml b/hyracks-examples/tpch-example/tpchclient/pom.xml
index d9b5fce..3ef75be 100644
--- a/hyracks-examples/tpch-example/tpchclient/pom.xml
+++ b/hyracks-examples/tpch-example/tpchclient/pom.xml
@@ -5,20 +5,20 @@
   <parent>
     <groupId>edu.uci.ics.hyracks.examples</groupId>
     <artifactId>tpch-example</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
+    <version>0.2.1-SNAPSHOT</version>
   </parent>
 
   <dependencies>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-dataflow-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>edu.uci.ics.hyracks</groupId>
   		<artifactId>hyracks-data-std</artifactId>
-  		<version>0.2.0-SNAPSHOT</version>
+  		<version>0.2.1-SNAPSHOT</version>
   	</dependency>
   </dependencies>
   <build>