diff --git a/pom.xml b/pom.xml
index 4d45b7d..40a35da 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
 
 	<groupId>org.gcube.accounting</groupId>
 	<artifactId>accounting-analytics</artifactId>
-	<version>2.4.0-SNAPSHOT</version>
+	<version>2.5.0-SNAPSHOT</version>
 	<name>accounting-analytics</name>
 	
 	<properties>
diff --git a/src/main/java/org/gcube/accounting/analytics/persistence/AccountingPersistenceBackendQuery.java b/src/main/java/org/gcube/accounting/analytics/persistence/AccountingPersistenceBackendQuery.java
index 832e7d0..accc767 100644
--- a/src/main/java/org/gcube/accounting/analytics/persistence/AccountingPersistenceBackendQuery.java
+++ b/src/main/java/org/gcube/accounting/analytics/persistence/AccountingPersistenceBackendQuery.java
@@ -16,6 +16,7 @@ import org.gcube.accounting.analytics.UsageValue;
 import org.gcube.accounting.analytics.exception.DuplicatedKeyFilterException;
 import org.gcube.accounting.analytics.exception.KeyException;
 import org.gcube.accounting.analytics.exception.ValueException;
+import org.gcube.accounting.datamodel.aggregation.AggregatedStorageStatusRecord;
 import org.gcube.documentstore.records.AggregatedRecord;
 import org.json.JSONObject;
 
@@ -299,5 +300,34 @@ public interface AccountingPersistenceBackendQuery {
 			throws Exception;
 
 	
+	/**
+	 * Return a record 
+	 * @param recordId
+	 * @param recordType
+	 * @return
+	 * @throws Exception
+	 */
+	public String getRecord(String recordId, String type ) throws Exception;
+
+	/**
+	 * Return a list of type storage usage 
+	 * @return
+	 * @throws Exception 
+	 */
+	public SortedSet<String> getSpaceProvidersIds() throws Exception;
+
+
+
+
+	
+	
+
+	public SortedMap<Filter, SortedMap<Calendar, Long>> getSpaceTimeSeries(
+			Class<? extends AggregatedRecord<?, ?>> clz,
+			TemporalConstraint temporalConstraint, List<Filter> filters,
+			List<String> providersId) throws Exception;
+
+	
+	
 	
 }
diff --git a/src/main/java/org/gcube/accounting/analytics/persistence/AccountingPersistenceQuery.java b/src/main/java/org/gcube/accounting/analytics/persistence/AccountingPersistenceQuery.java
index 3600e12..73d79c2 100644
--- a/src/main/java/org/gcube/accounting/analytics/persistence/AccountingPersistenceQuery.java
+++ b/src/main/java/org/gcube/accounting/analytics/persistence/AccountingPersistenceQuery.java
@@ -11,6 +11,7 @@ import java.util.Map;
 import java.util.SortedMap;
 import java.util.SortedSet;
 import java.util.TreeMap;
+import java.util.TreeSet;
 
 import javax.activity.InvalidActivityException;
 
@@ -22,6 +23,8 @@ import org.gcube.accounting.analytics.UsageValue;
 import org.gcube.accounting.analytics.exception.DuplicatedKeyFilterException;
 import org.gcube.accounting.analytics.exception.KeyException;
 import org.gcube.accounting.analytics.exception.ValueException;
+import org.gcube.accounting.datamodel.aggregation.AggregatedServiceUsageRecord;
+import org.gcube.accounting.datamodel.aggregation.AggregatedStorageStatusRecord;
 import org.gcube.accounting.datamodel.aggregation.AggregatedStorageUsageRecord;
 import org.gcube.documentstore.records.AggregatedRecord;
 import org.json.JSONException;
@@ -59,7 +62,20 @@ public class AccountingPersistenceQuery implements AccountingPersistenceBackendQ
 			Class<? extends AggregatedRecord<?,?>> clz)
 					throws Exception {
 		AggregatedRecord<?,?> instance = clz.newInstance();
-		return instance.getQuerableKeys();
+		
+		//limit filterky for accounting storage status (used from portlet accounting for tad space)
+		if (clz.equals(AggregatedStorageStatusRecord.class)){
+			SortedSet<String> storageStatus=  new TreeSet<>();
+			storageStatus.add(AggregatedStorageStatusRecord.CONSUMER_ID);
+			storageStatus.add(AggregatedStorageStatusRecord.DATA_SERVICEID);
+			return storageStatus;
+		}
+		else{
+			return instance.getQuerableKeys();	
+		}
+		
+		
+		
 	}
 
 	public static String getDefaultOrderingProperties(
@@ -387,8 +403,78 @@ public class AccountingPersistenceQuery implements AccountingPersistenceBackendQ
 
 	
 	
+	public String getRecord(String recordId, String type ) throws Exception {
+		String record= AccountingPersistenceBackendQueryFactory.getInstance().getRecord(recordId,type);
+		return record;
+		
+	}
+
+	
 	
 
+	@Override
+	public SortedSet<String> getSpaceProvidersIds() throws Exception{
+		SortedSet<String> providersId= AccountingPersistenceBackendQueryFactory.getInstance().getSpaceProvidersIds();
+		return providersId;
+		
+	}
+	
+	@Override
+	public SortedMap<Filter, SortedMap<Calendar, Long>> getSpaceTimeSeries(
+			Class<? extends AggregatedRecord<?, ?>> clz,
+					TemporalConstraint temporalConstraint, List<Filter> filters,
+					List<String> providersId)
+							throws Exception {
+		
+		
+		SortedMap<Filter, SortedMap<Calendar, Long>> spaceTimeSeries= 
+				AccountingPersistenceBackendQueryFactory.getInstance().getSpaceTimeSeries(clz, temporalConstraint, filters, providersId);
+		
+		
+		
+		
+		int count = spaceTimeSeries.size();
+		Filter firstRemovalKey = null;
+		for(Filter nf : spaceTimeSeries.keySet()){
+			if(--count>=0){
+				padMapStorage(spaceTimeSeries.get(nf), temporalConstraint);
+			}else{
+				if(firstRemovalKey==null){
+					firstRemovalKey = nf;
+				}else{
+					break;
+				}
+			}
+		}
+		if(firstRemovalKey!=null){
+			return spaceTimeSeries.subMap(spaceTimeSeries.firstKey(), firstRemovalKey);
+		}
+		return spaceTimeSeries;
+		
+		
+	
+	}
+	
+	
+	public  SortedMap<Calendar, Long> padMapStorage(
+			SortedMap<Calendar, Long> unpaddedData,
+			TemporalConstraint temporalConstraint) throws Exception {
+		SortedSet<Calendar> sequence = temporalConstraint.getCalendarSequence();
+		Long longValuePre = null;
+		for (Calendar progressTime : sequence) {
+			Long longValue = unpaddedData.get(progressTime);
+			
+			if (longValue == null) {
+				unpaddedData.put(progressTime, longValuePre);
+			}else{
+				longValuePre=longValue;
+			}
+			
+		}
+		return unpaddedData;
+	}
 
+	
+	
 
 }
diff --git a/src/test/java/org/gcube/accounting/analytics/TemporalConstraintTest.java b/src/test/java/org/gcube/accounting/analytics/TemporalConstraintTest.java
index 9ca7931..cf610ef 100644
--- a/src/test/java/org/gcube/accounting/analytics/TemporalConstraintTest.java
+++ b/src/test/java/org/gcube/accounting/analytics/TemporalConstraintTest.java
@@ -5,8 +5,12 @@ package org.gcube.accounting.analytics;
 
 import java.util.Calendar;
 import java.util.Collection;
+import java.util.SortedSet;
 
 import org.gcube.accounting.analytics.TemporalConstraint.AggregationMode;
+import org.gcube.accounting.analytics.persistence.AccountingPersistenceBackendQuery;
+import org.gcube.accounting.analytics.persistence.AccountingPersistenceQuery;
+import org.gcube.accounting.datamodel.aggregation.AggregatedStorageStatusRecord;
 import org.junit.Assert;
 import org.junit.Test;
 import org.slf4j.Logger;
@@ -104,6 +108,13 @@ public class TemporalConstraintTest {
 		}
 	}
 	
+	@Test
+	public void testGetQuerableKeys() throws Exception{
+	
+		
+	}
+	
+	
 	
 	
 }