diff --git a/hivesterix-translator/pom.xml b/hivesterix-translator/pom.xml
index 7bcbb85..739b46f 100644
--- a/hivesterix-translator/pom.xml
+++ b/hivesterix-translator/pom.xml
@@ -1,4 +1,18 @@
 <?xml version="1.0"?>
+<!--
+ ! Copyright 2009-2013 by The Regents of the University of California
+ ! Licensed under the Apache License, Version 2.0 (the "License");
+ ! you may not use this file except in compliance with the License.
+ ! you may obtain a copy of the License from
+ ! 
+ !     http://www.apache.org/licenses/LICENSE-2.0
+ ! 
+ ! Unless required by applicable law or agreed to in writing, software
+ ! distributed under the License is distributed on an "AS IS" BASIS,
+ ! WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ ! See the License for the 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">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>hivesterix-translator</artifactId>
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveAlgebricksTranslator.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveAlgebricksTranslator.java
index 80b3fef..f32d85b 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveAlgebricksTranslator.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveAlgebricksTranslator.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan;
 
 import java.io.OutputStreamWriter;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveLogicalPlanAndMetaData.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveLogicalPlanAndMetaData.java
index d5801a3..7197975 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveLogicalPlanAndMetaData.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveLogicalPlanAndMetaData.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan;
 
 import edu.uci.ics.hyracks.algebricks.common.constraints.AlgebricksPartitionConstraint;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveOperatorAnnotations.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveOperatorAnnotations.java
index 0ea4e01..6f27c59 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveOperatorAnnotations.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/HiveOperatorAnnotations.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan;
 
 public class HiveOperatorAnnotations {
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/ExtractVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/ExtractVisitor.java
index 1c67bae..fab3e34 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/ExtractVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/ExtractVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.List;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/FilterVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/FilterVisitor.java
index 9279144..03c8173 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/FilterVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/FilterVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.List;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/GroupByVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/GroupByVisitor.java
index b7d5779..82c619a 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/GroupByVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/GroupByVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.lang.reflect.Field;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/JoinVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/JoinVisitor.java
index ef346bc..a4022d1 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/JoinVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/JoinVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.ArrayList;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/LateralViewJoinVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/LateralViewJoinVisitor.java
index cc19364..f4161a4 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/LateralViewJoinVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/LateralViewJoinVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.ArrayList;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/LimitVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/LimitVisitor.java
index cc10f8f..0876642 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/LimitVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/LimitVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.List;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/MapJoinVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/MapJoinVisitor.java
index 4aba6a4..186b291 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/MapJoinVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/MapJoinVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.io.Serializable;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/ProjectVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/ProjectVisitor.java
index eb0922f..d69fb1c 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/ProjectVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/ProjectVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.ArrayList;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/SortVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/SortVisitor.java
index 325b632..277af50 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/SortVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/SortVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.ArrayList;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/TableScanWriteVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/TableScanWriteVisitor.java
index 3af1832..74cebaa 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/TableScanWriteVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/TableScanWriteVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.ArrayList;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/UnionVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/UnionVisitor.java
index 96b9463..1cb5121 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/UnionVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/UnionVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor;
 
 import java.util.ArrayList;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/DefaultVisitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/DefaultVisitor.java
index d298553..f79b79f 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/DefaultVisitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/DefaultVisitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor.base;
 
 import org.apache.commons.lang3.mutable.Mutable;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/Translator.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/Translator.java
index 8aa139a..32b0f66 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/Translator.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/Translator.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor.base;
 
 import java.util.ArrayList;
diff --git a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/Visitor.java b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/Visitor.java
index 11ae357..2291d5f 100644
--- a/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/Visitor.java
+++ b/hivesterix-translator/src/main/java/edu/uci/ics/hivesterix/logical/plan/visitor/base/Visitor.java
@@ -1,3 +1,17 @@
+/*
+ * Copyright 2009-2013 by The Regents of the University of California
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * you may obtain a copy of the License from
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package edu.uci.ics.hivesterix.logical.plan.visitor.base;
 
 import org.apache.commons.lang3.mutable.Mutable;