diff --git a/src/main/java/org/gcube/portal/databook/server/CassandraClusterConnection.java b/src/main/java/org/gcube/portal/databook/server/CassandraClusterConnection.java
index 6844853..8fba175 100644
--- a/src/main/java/org/gcube/portal/databook/server/CassandraClusterConnection.java
+++ b/src/main/java/org/gcube/portal/databook/server/CassandraClusterConnection.java
@@ -51,7 +51,36 @@ public class CassandraClusterConnection {
 	 */
 	protected CassandraClusterConnection(boolean dropSchema)	{
 		if (clusterName == null || host == null || keyspaceName == null) {
-			RunningCluster cluster = RunningCluster.getInstance();
+			RunningCluster cluster = RunningCluster.getInstance(null);
+			clusterName = cluster.getClusterName();
+			host = cluster.getHost();
+			keyspaceName = cluster.getKeyspaceName();
+		}	
+
+		AstyanaxContext<Cluster> clusterContext = new AstyanaxContext.Builder()
+		.forCluster(clusterName)
+		.withAstyanaxConfiguration(new AstyanaxConfigurationImpl())
+		.withConnectionPoolConfiguration(
+				new ConnectionPoolConfigurationImpl(
+						clusterName).setMaxConnsPerHost(100)
+						.setSeeds(host))
+						.withConnectionPoolMonitor(
+								new CountingConnectionPoolMonitor())
+								.buildCluster(ThriftFamilyFactory.getInstance());
+
+		_log.info(keyspaceName + " KeySpace SetUp ...");
+		SetUpKeySpaces(clusterContext, dropSchema);
+		_log.info("CONNECTED! using KeySpace: " + keyspaceName);
+	}
+	
+	/**
+	 * 
+	 * @param dropSchema set true if you want do drop the current and set up new one
+	 * @return the connection to cassandra cluster
+	 */
+	protected CassandraClusterConnection(boolean dropSchema, String infrastructureName)	{
+		if (clusterName == null || host == null || keyspaceName == null) {
+			RunningCluster cluster = RunningCluster.getInstance(infrastructureName);
 			clusterName = cluster.getClusterName();
 			host = cluster.getHost();
 			keyspaceName = cluster.getKeyspaceName();
diff --git a/src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java b/src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java
index 040a28b..169518d 100644
--- a/src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java
+++ b/src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java
@@ -192,6 +192,14 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 	public DBCassandraAstyanaxImpl() {
 		conn = new CassandraClusterConnection(false);
 	}
+	
+	/**
+	 * public constructor, no dropping schema is allowed, infrastructureName is given.
+	 */
+	public DBCassandraAstyanaxImpl(String infrastructureName) {
+		conn = new CassandraClusterConnection(false, infrastructureName);
+	}
+	
 	/**
 	 * execute the mutation batch
 	 * @param m
diff --git a/src/main/java/org/gcube/portal/databook/server/RunningCluster.java b/src/main/java/org/gcube/portal/databook/server/RunningCluster.java
index cea344e..1bc34ce 100644
--- a/src/main/java/org/gcube/portal/databook/server/RunningCluster.java
+++ b/src/main/java/org/gcube/portal/databook/server/RunningCluster.java
@@ -58,30 +58,31 @@ public class RunningCluster implements Serializable {
 	 * Keyspace Name
 	 */
 	private String keyspaceName;
+
 	/**
-	 * 
+	 * @ param infrastructureName could be null
 	 * @return an instance of the RunningCluster
 	 */
-	public static synchronized RunningCluster getInstance() {
+	public static synchronized RunningCluster getInstance(String infrastructureName) {
 		if (singleton == null) {
-			singleton = new RunningCluster();
+			singleton = new RunningCluster(infrastructureName);
 		}
 		return singleton;
 	}	
 	/**
 	 * private constructor
 	 */
-	private RunningCluster() {
+	private RunningCluster(String infrastructureName) {
 		try {
-			List<ServiceEndpoint> resources = getConfigurationFromIS();
+			List<ServiceEndpoint> resources = getConfigurationFromIS(infrastructureName);
 			if (resources.size() > 1) {
 				_log.error("Too many Runtime Resource having name " + RUNTIME_RESOURCE_NAME +" in this scope ");
 				throw new TooManyRunningClustersException("There exist more than 1 Runtime Resource in this scope having name " 
-				+ RUNTIME_RESOURCE_NAME + " and Platform " + PLATFORM_NAME + ". Only one allowed per infrasrtucture.");
+						+ RUNTIME_RESOURCE_NAME + " and Platform " + PLATFORM_NAME + ". Only one allowed per infrasrtucture.");
 			}
 			else if (resources.size() == 0){
 				_log.error("There is no Runtime Resource having name " + RUNTIME_RESOURCE_NAME +" and Platform " + PLATFORM_NAME + " in this scope. Using default configuration properties: " + DEFAULT_CONFIGURATION);
-				 loadDefaultConfiguration();
+				loadDefaultConfiguration();
 			}
 			else {
 				for (ServiceEndpoint res : resources) {
@@ -100,9 +101,13 @@ public class RunningCluster implements Serializable {
 	 * @return the
 	 * @throws Exception
 	 */
-	private List<ServiceEndpoint> getConfigurationFromIS() throws Exception  {
-		PortalContext context = PortalContext.getConfiguration();		
-		String scope = "/" + context.getInfrastructureName();
+	private List<ServiceEndpoint> getConfigurationFromIS(String infrastructureName) throws Exception  {
+		PortalContext context = PortalContext.getConfiguration();	
+		String scope = "/";
+		if(infrastructureName != null && !infrastructureName.isEmpty())
+			scope += infrastructureName;
+		else
+			scope += context.getInfrastructureName();
 		String currScope = 	ScopeProvider.instance.get();
 		ScopeProvider.instance.set(scope);
 		SimpleQuery query = queryFor(ServiceEndpoint.class);