diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ab8b557
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+/bin
+/build
+/dist
diff --git a/bin/fr/devinsy/sikevadb/SQLSikevaDB.class b/bin/fr/devinsy/sikevadb/SQLSikevaDB.class
index 88dd152..923950b 100644
Binary files a/bin/fr/devinsy/sikevadb/SQLSikevaDB.class and b/bin/fr/devinsy/sikevadb/SQLSikevaDB.class differ
diff --git a/src/fr/devinsy/sikevadb/SQLSikevaDB.java b/src/fr/devinsy/sikevadb/SQLSikevaDB.java
index 56d53fb..c6ae883 100644
--- a/src/fr/devinsy/sikevadb/SQLSikevaDB.java
+++ b/src/fr/devinsy/sikevadb/SQLSikevaDB.java
@@ -108,7 +108,7 @@ public class SQLSikevaDB implements SikevaDB {
 				connection.setAutoCommit(true);
 				statement = connection.prepareStatement("UPDATE elements SET ARCHIVE_DATE=? WHERE TOPKEY=? AND SUBKEY IS NULL");
 
-				statement.setDate(1, dateToDate(element.getArchiveDate()));
+				statement.setTimestamp(1, dateToTimestamp(element.getArchiveDate()));
 				statement.setString(2, element.getKey());
 
 				statement.executeUpdate();
@@ -147,7 +147,7 @@ public class SQLSikevaDB implements SikevaDB {
 					connection.setAutoCommit(true);
 					statement = connection.prepareStatement("UPDATE elements SET ARCHIVE_DATE=? WHERE TOPKEY=? AND SUBKEY=?");
 
-					statement.setDate(1, dateToDate(element.getArchiveDate()));
+					statement.setTimestamp(1, dateToTimestamp(element.getArchiveDate()));
 					statement.setString(2, element.getKey());
 					statement.setString(3, element.getSubkey());
 
@@ -200,7 +200,7 @@ public class SQLSikevaDB implements SikevaDB {
 				connection.setAutoCommit(true);
 				statement = connection.prepareStatement("DELETE FROM elements WHERE ARCHIVE_DATE<?");
 
-				statement.setDate(1, dateToDate(beforeDate));
+				statement.setTimestamp(1, dateToTimestamp(beforeDate));
 
 				statement.executeUpdate();
 
@@ -599,9 +599,9 @@ public class SQLSikevaDB implements SikevaDB {
 				element.setValue(resultSet.getString(3));
 				element.setSize(resultSet.getLong(4));
 				element.setDigest(resultSet.getString(5));
-				element.setCreationDate(dateToDate(resultSet.getDate(6)));
-				element.setEditionDate(dateToDate(resultSet.getDate(7)));
-				element.setArchiveDate(dateToDate(resultSet.getDate(8)));
+				element.setCreationDate(timestampToDate(resultSet.getTimestamp(6)));
+				element.setEditionDate(timestampToDate(resultSet.getTimestamp(7)));
+				element.setArchiveDate(timestampToDate(resultSet.getTimestamp(8)));
 
 				//
 				result.add(element);
@@ -650,9 +650,9 @@ public class SQLSikevaDB implements SikevaDB {
 					element.setValue(resultSet.getString(3));
 					element.setSize(resultSet.getLong(4));
 					element.setDigest(resultSet.getString(5));
-					element.setCreationDate(dateToDate(resultSet.getDate(6)));
-					element.setEditionDate(dateToDate(resultSet.getDate(7)));
-					element.setArchiveDate(dateToDate(resultSet.getDate(8)));
+					element.setCreationDate(timestampToDate(resultSet.getTimestamp(6)));
+					element.setEditionDate(timestampToDate(resultSet.getTimestamp(7)));
+					element.setArchiveDate(timestampToDate(resultSet.getTimestamp(8)));
 
 					//
 					result.add(element);
@@ -940,9 +940,9 @@ public class SQLSikevaDB implements SikevaDB {
 				result.setValue(resultSet.getString(3));
 				result.setSize(resultSet.getLong(4));
 				result.setDigest(resultSet.getString(5));
-				result.setCreationDate(dateToDate(resultSet.getDate(6)));
-				result.setEditionDate(dateToDate(resultSet.getDate(7)));
-				result.setArchiveDate(dateToDate(resultSet.getDate(8)));
+				result.setCreationDate(timestampToDate(resultSet.getTimestamp(6)));
+				result.setEditionDate(timestampToDate(resultSet.getTimestamp(7)));
+				result.setArchiveDate(timestampToDate(resultSet.getTimestamp(8)));
 
 			} else {
 				result = null;
@@ -995,9 +995,9 @@ public class SQLSikevaDB implements SikevaDB {
 					result.setValue(resultSet.getString(3));
 					result.setSize(resultSet.getLong(4));
 					result.setDigest(resultSet.getString(5));
-					result.setCreationDate(dateToDate(resultSet.getDate(6)));
-					result.setEditionDate(dateToDate(resultSet.getDate(7)));
-					result.setArchiveDate(dateToDate(resultSet.getDate(8)));
+					result.setCreationDate(timestampToDate(resultSet.getTimestamp(6)));
+					result.setEditionDate(timestampToDate(resultSet.getTimestamp(7)));
+					result.setArchiveDate(timestampToDate(resultSet.getTimestamp(8)));
 				} else {
 					result = null;
 				}
@@ -1046,9 +1046,9 @@ public class SQLSikevaDB implements SikevaDB {
 				element.setValue(resultSet.getString(3));
 				element.setSize(resultSet.getLong(4));
 				element.setDigest(resultSet.getString(5));
-				element.setCreationDate(dateToDate(resultSet.getDate(6)));
-				element.setEditionDate(dateToDate(resultSet.getDate(7)));
-				element.setArchiveDate(dateToDate(resultSet.getDate(8)));
+				element.setCreationDate(timestampToDate(resultSet.getTimestamp(6)));
+				element.setEditionDate(timestampToDate(resultSet.getTimestamp(7)));
+				element.setArchiveDate(timestampToDate(resultSet.getTimestamp(8)));
 
 				//
 				result.add(element);
@@ -1097,9 +1097,9 @@ public class SQLSikevaDB implements SikevaDB {
 					element.setValue(resultSet.getString(3));
 					element.setSize(resultSet.getLong(4));
 					element.setDigest(resultSet.getString(5));
-					element.setCreationDate(dateToDate(resultSet.getDate(6)));
-					element.setEditionDate(dateToDate(resultSet.getDate(7)));
-					element.setArchiveDate(dateToDate(resultSet.getDate(8)));
+					element.setCreationDate(timestampToDate(resultSet.getTimestamp(6)));
+					element.setEditionDate(timestampToDate(resultSet.getTimestamp(7)));
+					element.setArchiveDate(timestampToDate(resultSet.getTimestamp(8)));
 
 					//
 					result.add(element);
@@ -1585,9 +1585,9 @@ public class SQLSikevaDB implements SikevaDB {
 			statement.setString(3, element.getValue());
 			statement.setLong(4, element.getSize());
 			statement.setString(5, element.getDigest());
-			statement.setDate(6, dateToDate(element.getCreationDate()));
-			statement.setDate(7, dateToDate(element.getEditionDate()));
-			statement.setDate(8, dateToDate(element.getArchiveDate()));
+			statement.setTimestamp(6, new java.sql.Timestamp(element.getCreationDate().getTime()));
+			statement.setTimestamp(7, dateToTimestamp(element.getEditionDate()));
+			statement.setTimestamp(8, dateToTimestamp(element.getArchiveDate()));
 
 			statement.executeUpdate();
 
@@ -1629,7 +1629,7 @@ public class SQLSikevaDB implements SikevaDB {
 				// Archive existing element.
 				statement = connection.prepareStatement("UPDATE elements SET ARCHIVE_DATE=? WHERE TOPKEY=? AND SUBKEY IS NULL");
 
-				statement.setDate(1, dateToDate(element.getEditionDate()));
+				statement.setTimestamp(1, dateToTimestamp(element.getEditionDate()));
 				statement.setString(2, element.getKey());
 
 				statement.executeUpdate();
@@ -1645,9 +1645,9 @@ public class SQLSikevaDB implements SikevaDB {
 				statement.setString(3, element.getValue());
 				statement.setLong(4, element.getSize());
 				statement.setString(5, element.getDigest());
-				statement.setDate(6, dateToDate(element.getCreationDate()));
-				statement.setDate(7, dateToDate(element.getEditionDate()));
-				statement.setDate(8, dateToDate(element.getArchiveDate()));
+				statement.setTimestamp(6, dateToTimestamp(element.getCreationDate()));
+				statement.setTimestamp(7, dateToTimestamp(element.getEditionDate()));
+				statement.setTimestamp(8, dateToTimestamp(element.getArchiveDate()));
 
 				statement.executeUpdate();
 
@@ -1698,7 +1698,7 @@ public class SQLSikevaDB implements SikevaDB {
 				// Archive existing element.
 				statement = connection.prepareStatement("UPDATE elements SET ARCHIVE_DATE=? WHERE TOPKEY=? AND SUBKEY=?");
 
-				statement.setDate(1, dateToDate(element.getEditionDate()));
+				statement.setTimestamp(1, dateToTimestamp(element.getEditionDate()));
 				statement.setString(2, element.getKey());
 				statement.setString(3, element.getSubkey());
 
@@ -1715,9 +1715,9 @@ public class SQLSikevaDB implements SikevaDB {
 				statement.setString(3, element.getValue());
 				statement.setLong(4, element.getSize());
 				statement.setString(5, element.getDigest());
-				statement.setDate(6, dateToDate(element.getCreationDate()));
-				statement.setDate(7, dateToDate(element.getEditionDate()));
-				statement.setDate(8, dateToDate(element.getArchiveDate()));
+				statement.setTimestamp(6, dateToTimestamp(element.getCreationDate()));
+				statement.setTimestamp(7, dateToTimestamp(element.getEditionDate()));
+				statement.setTimestamp(8, dateToTimestamp(element.getArchiveDate()));
 
 				statement.executeUpdate();
 
@@ -1854,13 +1854,13 @@ public class SQLSikevaDB implements SikevaDB {
 	 * @param source
 	 * @return
 	 */
-	public static java.sql.Date dateToDate(final Date source) {
-		java.sql.Date result;
+	public static java.sql.Timestamp dateToTimestamp(final Date source) {
+		java.sql.Timestamp result;
 
 		if (source == null) {
 			result = null;
 		} else {
-			result = new java.sql.Date(source.getTime());
+			result = new java.sql.Timestamp(source.getTime());
 		}
 
 		//
@@ -1872,7 +1872,7 @@ public class SQLSikevaDB implements SikevaDB {
 	 * @param source
 	 * @return
 	 */
-	public static Date dateToDate(final java.sql.Date source) {
+	public static Date timestampToDate(final java.sql.Timestamp source) {
 		Date result;
 
 		if (source == null) {