diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/client/expression/ExpressionWrapper.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/client/expression/ExpressionWrapper.java
index 0f69a24..5fb3434 100644
--- a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/client/expression/ExpressionWrapper.java
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/client/expression/ExpressionWrapper.java
@@ -3,6 +3,7 @@ package org.gcube.portlets.user.td.widgetcommonevent.client.expression;
 import java.io.Serializable;
 
 import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
+import org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column.ColumnDataType;
 
 /**
  * 
diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnData.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnData.java
new file mode 100644
index 0000000..0ab05b4
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnData.java
@@ -0,0 +1,240 @@
+package org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+
+import org.gcube.portlets.user.td.widgetcommonevent.shared.TRId;
+
+/**
+ * 
+ * @author "Giancarlo Panichi" <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ * 
+ */
+public class ColumnData implements Serializable {
+
+	private static final long serialVersionUID = 7614033455605898209L;
+
+	private String id; // For insert in table only
+	private String columnId; // Id of column on server
+	private String name;
+	private String typeName;
+	private String typeCode;
+	private String dataTypeName;
+	private String label;
+	private String locale;
+	
+	private TRId trId;
+	
+	private boolean viewColumn;
+	private ColumnViewData columnViewData;
+	
+	private PeriodDataType periodDataType;
+	
+	// Relationship for Dimension and Timedimension columns
+	private RelationshipData relationship;
+	
+	// validation columns that validate this column
+	private ArrayList<String> validationColumnReferences;
+
+	// true if this is a validation column
+	private boolean validationColumn;
+	// if this is a validation column then contains the columns validated
+	private ArrayList<String> validatedColumns;
+	
+	
+	public ColumnData(){
+		
+	}
+	
+	/**
+	 * 
+	 * @param id
+	 * @param columnId
+	 * @param name
+	 * @param typeName
+	 * @param typeCode
+	 * @param dataTypeName
+	 * @param label
+	 * @param locale
+	 * @param trId
+	 * @param viewColumn
+	 * @param columnViewData
+	 * @param periodDataType
+	 * @param relationship
+	 * @param validationColumnReferences
+	 * @param validationColumn
+	 * @param validatedColumns
+	 */
+	public ColumnData(String id, String columnId, String name, String typeName,
+			String typeCode, String dataTypeName, String label, String locale,
+			TRId trId, boolean viewColumn, ColumnViewData columnViewData,
+			PeriodDataType periodDataType, RelationshipData relationship,
+			ArrayList<String> validationColumnReferences,
+			boolean validationColumn, ArrayList<String> validatedColumns) {
+		super();
+		this.id = id;
+		this.columnId = columnId;
+		this.name = name;
+		this.typeName = typeName;
+		this.typeCode = typeCode;
+		this.dataTypeName = dataTypeName;
+		this.label = label;
+		this.locale = locale;
+		this.trId = trId;
+		this.viewColumn = viewColumn;
+		this.columnViewData = columnViewData;
+		this.periodDataType = periodDataType;
+		this.relationship = relationship;
+		this.validationColumnReferences = validationColumnReferences;
+		this.validationColumn = validationColumn;
+		this.validatedColumns = validatedColumns;
+	}
+
+
+	public String getColumnId() {
+		return columnId;
+	}
+
+	public void setColumnId(String columnId) {
+		this.columnId = columnId;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getTypeName() {
+		return typeName;
+	}
+
+	public void setTypeName(String typeName) {
+		this.typeName = typeName;
+	}
+
+	public String getTypeCode() {
+		return typeCode;
+	}
+
+	public void setTypeCode(String typeCode) {
+		this.typeCode = typeCode;
+	}
+
+	public TRId getTrId() {
+		return trId;
+	}
+
+	public void setTrId(TRId trId) {
+		this.trId = trId;
+	}
+
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public String getDataTypeName() {
+		return dataTypeName;
+	}
+
+	public void setDataTypeName(String dataTypeName) {
+		this.dataTypeName = dataTypeName;
+	}
+
+	public String getLabel() {
+		return label;
+	}
+
+	public void setLabel(String label) {
+		this.label = label;
+	}
+
+	public ColumnViewData getColumnViewData() {
+		return columnViewData;
+	}
+
+	public void setColumnViewData(ColumnViewData columnViewData) {
+		this.columnViewData = columnViewData;
+	}
+
+	public boolean isViewColumn() {
+		return viewColumn;
+	}
+
+	public void setViewColumn(boolean viewColumn) {
+		this.viewColumn = viewColumn;
+	}
+
+	public boolean isValidationColumn() {
+		return validationColumn;
+	}
+
+	public void setValidationColumn(boolean validationColumn) {
+		this.validationColumn = validationColumn;
+	}
+
+	public ArrayList<String> getValidatedColumns() {
+		return validatedColumns;
+	}
+
+	public void setValidatedColumns(ArrayList<String> validatedColumns) {
+		this.validatedColumns = validatedColumns;
+	}
+
+	public ArrayList<String> getValidationColumnReferences() {
+		return validationColumnReferences;
+	}
+	
+	public void setValidationColumnReferences(
+			ArrayList<String> validationColumnReferences) {
+		this.validationColumnReferences = validationColumnReferences;
+	}
+	
+	public String getLocale() {
+		return locale;
+	}
+
+	public void setLocale(String locale) {
+		this.locale = locale;
+	}
+
+	public RelationshipData getRelationship() {
+		return relationship;
+	}
+
+	public void setRelationship(RelationshipData relationship) {
+		this.relationship = relationship;
+	}
+	
+	public PeriodDataType getPeriodDataType() {
+		return periodDataType;
+	}
+
+	public void setPeriodDataType(PeriodDataType periodDataType) {
+		this.periodDataType = periodDataType;
+	}
+
+
+	@Override
+	public String toString() {
+		return "ColumnData [id=" + id + ", columnId=" + columnId + ", name="
+				+ name + ", typeName=" + typeName + ", typeCode=" + typeCode
+				+ ", dataTypeName=" + dataTypeName + ", label=" + label
+				+ ", locale=" + locale + ", trId=" + trId + ", viewColumn="
+				+ viewColumn + ", columnViewData=" + columnViewData
+				+ ", periodDataType=" + periodDataType + ", relationship="
+				+ relationship + ", validationColumnReferences="
+				+ validationColumnReferences + ", validationColumn="
+				+ validationColumn + ", validatedColumns=" + validatedColumns
+				+ "]";
+	}
+	
+	
+}
diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnMockUp.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnMockUp.java
new file mode 100644
index 0000000..e2ec03e
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnMockUp.java
@@ -0,0 +1,339 @@
+package org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column;
+
+import java.io.Serializable;
+
+import org.gcube.portlets.user.td.widgetcommonevent.shared.expression.C_Expression;
+
+/**
+ * 
+ * @author "Giancarlo Panichi"
+ * 
+ */
+public class ColumnMockUp implements Serializable {
+
+	private static final long serialVersionUID = 7467523779864189492L;
+
+	private String id;// For grid and combo only;
+	private String columnId;//ColumnId for template only;
+	private ColumnTypeCode columnType;
+	private ColumnDataType columnDataType;
+	private String defaultValue;
+	private String label;
+	private String localeName;
+	private boolean hasExpression;
+	private C_Expression expression;
+	
+	protected PeriodDataType timeDimensionType;
+	protected ColumnData codelistColumnReference;
+
+	public ColumnMockUp() {
+
+	}
+
+	
+	/**
+	 * ColumnMockUp
+	 * 
+	 * 
+	 * @param id
+	 * @param columnId
+	 * @param columnType
+	 * @param columnDataType
+	 * @param label
+	 */
+	public ColumnMockUp(String id, String columnId, ColumnTypeCode columnType,
+			ColumnDataType columnDataType, String label) {
+		super();
+		this.id = id;
+		this.columnId = columnId;
+		this.columnType = columnType;
+		this.columnDataType = columnDataType;
+		this.defaultValue = null;
+		this.label = label;
+		this.localeName = null;
+		this.hasExpression = false;
+		this.expression = null;
+		this.timeDimensionType = null;
+		this.codelistColumnReference = null;
+	}
+
+
+
+	/**
+	 * For Code, CodeDescription and Annotation Column
+	 * @param id TODO
+	 * @param columnId TODO
+	 * @param label
+	 * @param columnType
+	 * @param defaultValue
+	 * @param localeName
+	 */
+	public ColumnMockUp(String id,String columnId,
+			String label, ColumnTypeCode columnType, String defaultValue) {
+		this.id = id;
+		this.columnId=columnId;
+		this.label = label;
+		this.columnType = columnType;
+		this.columnDataType = ColumnDataType.Text;
+		this.defaultValue = defaultValue;
+		hasExpression = false;
+		expression = null;
+	}
+
+	/**
+	 * For Code, CodeDescription and Annotation Column
+	 * @param id TODO
+	 * @param columnId TODO
+	 * @param label
+	 * @param columnType
+	 * @param expressionWrapper
+	 */
+	public ColumnMockUp(String id, String columnId,
+			String label, ColumnTypeCode columnType, C_Expression expression) {
+		this.id = null;
+		this.columnId=null;
+		this.label = label;
+		this.columnType = columnType;
+		this.columnDataType = ColumnDataType.Text;
+		this.defaultValue = null;
+		hasExpression = true;
+		this.expression = expression;
+	}
+
+	/**
+	 * For Attribute and Measure Column
+	 * @param id TODO
+	 * @param columnId TODO
+	 * @param label
+	 * @param columnType
+	 * @param defaultValue
+	 * @param localeName
+	 */
+	public ColumnMockUp(String id, String columnId,
+			String label, ColumnTypeCode columnType, ColumnDataType columnDataType, String defaultValue) {
+		this.id = id;
+		this.columnId=columnId;
+		this.label = label;
+		this.columnType = columnType;
+		this.columnDataType = columnDataType;
+		this.defaultValue = defaultValue;
+		hasExpression = false;
+		expression = null;
+	}
+
+	/**
+	 * For Attribute and Measure Column
+	 * @param id TODO
+	 * @param columnId TODO
+	 * @param label
+	 * @param columnType
+	 * @param columnDataType
+	 * @param expressionContainer
+	 */
+	public ColumnMockUp(String id, String columnId,
+			String label, ColumnTypeCode columnType, ColumnDataType columnDataType, C_Expression expression) {
+		this.id = id;
+		this.columnId=columnId;
+		this.label = label;
+		this.columnType = columnType;
+		this.columnDataType = columnDataType;
+		this.defaultValue = null;
+		hasExpression = true;
+		this.expression = expression;
+	}
+
+	/**
+	 * For CodeName Column
+	 * @param id TODO
+	 * @param columnId TODO
+	 * @param label
+	 * @param columnType
+	 * @param localeName
+	 * @param defaultValue
+	 */
+	public ColumnMockUp(String id, String columnId,
+			String label, ColumnTypeCode columnType, String localeName, String defaultValue) {
+		this.id = null;
+		this.columnId=null;
+		this.label = label;
+		this.columnType = columnType;
+		this.columnDataType = ColumnDataType.Text;
+		this.localeName = localeName;
+		this.defaultValue = defaultValue;
+		hasExpression = false;
+		expression = null;
+	}
+
+	/**
+	 * 
+	 * @param id TODO
+	 * @param columnId TODO
+	 * @param label
+	 * @param columnType
+	 * @param localeName
+	 * @param expressionContainer
+	 */
+	public ColumnMockUp(String id, String columnId,
+			String label, ColumnTypeCode columnType, String localeName, C_Expression expression) {
+		this.id = id;
+		this.columnId=columnId;
+		this.label = label;
+		this.columnType = columnType;
+		this.columnDataType = ColumnDataType.Text;
+		this.localeName = localeName;
+		this.defaultValue = null;
+		hasExpression = true;
+		this.expression = expression;
+	}
+
+	/**
+	 * For Dimension
+	 * @param id TODO
+	 * @param columnId TODO
+	 * @param label
+	 * @param columnType
+	 * @param defaultValue
+	 * @param timeDimensionType
+	 */
+	public ColumnMockUp(String id, String columnId,
+			String label, ColumnTypeCode columnType, ColumnData codelistColumnReference, String defaultValue) {
+		this.id = id;
+		this.columnId=columnId;
+		this.label = label;
+		this.columnType = columnType;
+		this.columnDataType = ColumnDataType.Integer;
+		this.codelistColumnReference = codelistColumnReference;
+		this.defaultValue = defaultValue;
+		hasExpression = false;
+		expression = null;
+
+	}
+
+	/**
+	 * For TimeDimension
+	 * @param id TODO
+	 * @param columnId TODO
+	 * @param label
+	 * @param columnType
+	 * @param timeDimensionType
+	 * @param defaultValue
+	 */
+	public ColumnMockUp(String id, String columnId,
+			String label, ColumnTypeCode columnType, PeriodDataType timeDimensionType, String defaultValue) {
+		this.id = id;
+		this.columnId=columnId;
+		this.label = label;
+		this.columnType = columnType;
+		this.columnDataType = ColumnDataType.Integer;
+		this.timeDimensionType = timeDimensionType;
+		this.defaultValue = defaultValue;
+		hasExpression = false;
+		expression = null;
+
+	}
+
+	public String getLabel() {
+		return label;
+	}
+
+	public void setLabel(String label) {
+		this.label = label;
+	}
+
+	public ColumnTypeCode getColumnType() {
+		return columnType;
+	}
+
+	public void setColumnType(ColumnTypeCode columnType) {
+		this.columnType = columnType;
+	}
+
+	public String getDefaultValue() {
+		return defaultValue;
+	}
+
+	public void setDefaultValue(String defaultValue) {
+		this.defaultValue = defaultValue;
+	}
+
+	public String getLocaleName() {
+		return localeName;
+	}
+
+	public void setLocaleName(String localeName) {
+		this.localeName = localeName;
+	}
+
+	public ColumnDataType getColumnDataType() {
+		return columnDataType;
+	}
+
+	public void setColumnDataType(ColumnDataType columnDataType) {
+		this.columnDataType = columnDataType;
+	}
+
+	public PeriodDataType getTimeDimensionType() {
+		return timeDimensionType;
+	}
+
+	public void setTimeDimensionType(PeriodDataType timeDimensionType) {
+		this.timeDimensionType = timeDimensionType;
+	}
+
+	public ColumnData getCodelistColumnReference() {
+		return codelistColumnReference;
+	}
+
+	public void setCodelistColumnReference(ColumnData codelistColumnReference) {
+		this.codelistColumnReference = codelistColumnReference;
+	}
+
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public boolean hasExpression() {
+		return hasExpression;
+	}
+
+	public void setHasExpression(boolean hasExpression) {
+		this.hasExpression = hasExpression;
+	}
+
+	public C_Expression getExpression() {
+		return expression;
+	}
+
+	public void setExpression(C_Expression expression) {
+		this.expression = expression;
+	}
+
+	public String getColumnId() {
+		return columnId;
+	}
+
+	public void setColumnId(String columnId) {
+		this.columnId = columnId;
+	}
+
+	@Override
+	public String toString() {
+		return "ColumnMockUp [id=" + id + ", columnId=" + columnId
+				+ ", columnType=" + columnType + ", columnDataType="
+				+ columnDataType + ", defaultValue=" + defaultValue
+				+ ", label=" + label + ", localeName=" + localeName
+				+ ", hasExpression=" + hasExpression + ", expression="
+				+ expression + ", timeDimensionType=" + timeDimensionType
+				+ ", codelistColumnReference=" + codelistColumnReference + "]";
+	}
+
+	
+
+	
+	
+
+}
diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnViewData.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnViewData.java
new file mode 100644
index 0000000..b569e56
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ColumnViewData.java
@@ -0,0 +1,74 @@
+package org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column;
+
+import java.io.Serializable;
+
+/**
+ * 
+ * @author "Giancarlo Panichi" <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ * 
+ */
+public class ColumnViewData implements Serializable {
+
+	private static final long serialVersionUID = 6727733264842637144L;
+	
+	/**
+	 * ColumnId of dimension column in view 
+	 */
+	protected String sourceTableDimensionColumnId;
+	
+	/**
+	 * ColumnId of dimension column in table
+	 */
+	protected String targetTableColumnId;
+	
+	/**
+	 * TableId of table 
+	 */
+	protected long targetTableId;
+
+	public ColumnViewData() {
+
+	}
+
+	public ColumnViewData(String sourceTableDimensionColumnId,
+			String targetTableColumnId, long targetTableId) {
+		this.sourceTableDimensionColumnId = sourceTableDimensionColumnId;
+		this.targetTableColumnId = targetTableColumnId;
+		this.targetTableId = targetTableId;
+	}
+
+	public String getSourceTableDimensionColumnId() {
+		return sourceTableDimensionColumnId;
+	}
+
+	public void setSourceTableDimensionColumnId(
+			String sourceTableDimensionColumnId) {
+		this.sourceTableDimensionColumnId = sourceTableDimensionColumnId;
+	}
+
+	public String getTargetTableColumnId() {
+		return targetTableColumnId;
+	}
+
+	public void setTargetTableColumnId(String targetTableColumnId) {
+		this.targetTableColumnId = targetTableColumnId;
+	}
+
+	public long getTargetTableId() {
+		return targetTableId;
+	}
+
+	public void setTargetTableId(long targetTableId) {
+		this.targetTableId = targetTableId;
+	}
+
+	@Override
+	public String toString() {
+		return "ColumnViewData [sourceTableDimensionColumnId="
+				+ sourceTableDimensionColumnId + ", targetTableColumnId="
+				+ targetTableColumnId + ", targetTableId=" + targetTableId
+				+ "]";
+	}
+
+}
diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/PeriodDataType.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/PeriodDataType.java
new file mode 100644
index 0000000..672b5f6
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/PeriodDataType.java
@@ -0,0 +1,68 @@
+package org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+
+/**
+ * 
+ * @author giancarlo email: <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ *
+ */
+public class PeriodDataType implements Serializable, Comparable<PeriodDataType> {
+
+	private static final long serialVersionUID = -5172920999547673068L;
+
+	private String name;
+	private String label;
+	private ArrayList<ValueDataFormat> timeDataFormats;
+
+	public PeriodDataType() {
+
+	}
+
+	public PeriodDataType(String name, String label,
+			ArrayList<ValueDataFormat> timeDataFormats) {
+		super();
+		this.name = name;
+		this.label = label;
+		this.timeDataFormats = timeDataFormats;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getLabel() {
+		return label;
+	}
+
+	public void setLabel(String label) {
+		this.label = label;
+	}
+
+	public ArrayList<ValueDataFormat> getTimeDataFormats() {
+		return timeDataFormats;
+	}
+
+	public void setTimeDataFormats(ArrayList<ValueDataFormat> timeDataFormats) {
+		this.timeDataFormats = timeDataFormats;
+	}
+
+	@Override
+	public int compareTo(PeriodDataType periodDataType) {
+		return periodDataType.getName().compareTo(name);
+	}
+	
+	@Override
+	public String toString() {
+		return "PeriodDataType [name=" + name + ", label=" + label
+				+ ", timeDataFormats=" + timeDataFormats + "]";
+	}
+	
+
+}
diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ValueDataFormat.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ValueDataFormat.java
new file mode 100644
index 0000000..dd10e47
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/shared/tr/column/ValueDataFormat.java
@@ -0,0 +1,64 @@
+package org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column;
+
+import java.io.Serializable;
+
+/**
+ * 
+ * @author giancarlo email: <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ *
+ */
+public class ValueDataFormat implements Serializable {
+
+	private static final long serialVersionUID = 6790236931169590842L;
+
+	private String id;
+	private String example;
+	private String regexp;
+
+	public ValueDataFormat() {
+
+	}
+
+	public ValueDataFormat(String id, String example, String regexp) {
+		super();
+		this.id=id;
+		this.example = example;
+		this.regexp = regexp;
+	}
+
+	public String getId() {
+		return id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public String getExample() {
+		return example;
+	}
+
+	public void setExample(String example) {
+		this.example = example;
+	}
+
+	public String getRegexp() {
+		return regexp;
+	}
+
+	public void setRegexp(String regexp) {
+		this.regexp = regexp;
+	}
+
+	public String getLabel(){
+		return id;
+	}
+	
+	@Override
+	public String toString() {
+		return "TimeDataFormat [id=" + id + ", example=" + example
+				+ ", regexp=" + regexp + "]";
+	}
+
+}