diff --git a/src/main/java/org/gcube/dataanalysis/ecoengine/utils/DatabaseUtils.java b/src/main/java/org/gcube/dataanalysis/ecoengine/utils/DatabaseUtils.java
index ab6fc43..c722cb2 100644
--- a/src/main/java/org/gcube/dataanalysis/ecoengine/utils/DatabaseUtils.java
+++ b/src/main/java/org/gcube/dataanalysis/ecoengine/utils/DatabaseUtils.java
@@ -167,6 +167,10 @@ public class DatabaseUtils {
 	}
 
 	public static void insertChunksIntoTable(String table, String columnsNames, List<String[]> values, int chunkSize,SessionFactory dbconnection) throws Exception{
+		insertChunksIntoTable(table, columnsNames, values, chunkSize,dbconnection, true) ;
+	}
+	
+	public static void insertChunksIntoTable(String table, String columnsNames, List<String[]> values, int chunkSize,SessionFactory dbconnection, boolean correctApos) throws Exception{
 		
 		int valuesize = values.size();
 		StringBuffer sb = new StringBuffer();
@@ -176,7 +180,8 @@ public class DatabaseUtils {
 			sb.append("(");
 			for (int j=0;j<row.length;j++){
 				String preprow = row[j].replaceAll("^'", "").replaceAll("'$", "");
-				preprow=preprow.replace("'", ""+(char)96);
+				if (correctApos)
+					preprow=preprow.replace("'", ""+(char)96);
 				if (preprow.equalsIgnoreCase("NULL"))
 					sb.append(preprow);
 				else