diff --git a/engine/storage_interface.go b/engine/storage_interface.go
index 8a7f4c0a4..08084003a 100644
--- a/engine/storage_interface.go
+++ b/engine/storage_interface.go
@@ -106,7 +106,8 @@ type CdrStorage interface {
 	Storage
 	SetCdr(utils.RawCDR) error
 	SetRatedCdr(*utils.StoredCdr, string) error
-	GetStoredCdrs([]string, string, string, string, string, string, string, string, string, string, string, time.Time, time.Time, bool, bool) ([]*utils.StoredCdr, error)
+	GetStoredCdrs([]string, []string, []string, []string, []string, []string, []string, []string, []string, []string, []string,
+		time.Time, time.Time, bool, bool) ([]*utils.StoredCdr, error)
 	RemStoredCdrs([]string) error
 }
 
diff --git a/engine/storage_sql.go b/engine/storage_sql.go
index 2accf8dcc..e90210a6a 100644
--- a/engine/storage_sql.go
+++ b/engine/storage_sql.go
@@ -577,116 +577,196 @@ func (self *SQLStorage) SetRatedCdr(storedCdr *utils.StoredCdr, extraInfo string
 // Return a slice of CDRs from storDb using optional filters.a
 // ignoreErr - do not consider cdrs with rating errors
 // ignoreRated - do not consider cdrs which were already rated, including here the ones with errors
-func (self *SQLStorage) GetStoredCdrs(cgrIds []string, runId string, cdrHost, cdrSource, reqType, direction, tenant, tor, account, subject, destPrefix string,
+func (self *SQLStorage) GetStoredCdrs(cgrIds, runIds, cdrHosts, cdrSources, reqTypes, directions, tenants, tors, accounts, subjects, destPrefixes []string,
 	timeStart, timeEnd time.Time, ignoreErr, ignoreRated bool) ([]*utils.StoredCdr, error) {
 	var cdrs []*utils.StoredCdr
-	q := fmt.Sprintf("SELECT %s.cgrid,accid,cdrhost,cdrsource,reqtype,direction,tenant,tor,account,%s.subject,destination,setup_time,answer_time,duration,extra_fields,runid,cost FROM %s LEFT JOIN %s ON %s.cgrid=%s.cgrid LEFT JOIN %s ON %s.cgrid=%s.cgrid", utils.TBL_CDRS_PRIMARY, utils.TBL_CDRS_PRIMARY, utils.TBL_CDRS_PRIMARY, utils.TBL_CDRS_EXTRA, utils.TBL_CDRS_PRIMARY, utils.TBL_CDRS_EXTRA, utils.TBL_RATED_CDRS, utils.TBL_CDRS_PRIMARY, utils.TBL_RATED_CDRS)
-	fltr := ""
+	q := bytes.NewBufferString(fmt.Sprintf("SELECT %s.cgrid,accid,cdrhost,cdrsource,reqtype,direction,tenant,tor,account,%s.subject,destination,setup_time,answer_time,duration,extra_fields,runid,cost FROM %s LEFT JOIN %s ON %s.cgrid=%s.cgrid LEFT JOIN %s ON %s.cgrid=%s.cgrid", utils.TBL_CDRS_PRIMARY, utils.TBL_CDRS_PRIMARY, utils.TBL_CDRS_PRIMARY, utils.TBL_CDRS_EXTRA, utils.TBL_CDRS_PRIMARY, utils.TBL_CDRS_EXTRA, utils.TBL_RATED_CDRS, utils.TBL_CDRS_PRIMARY, utils.TBL_RATED_CDRS))
+	fltr := new(bytes.Buffer)
 	if len(cgrIds) != 0 {
-		qIds := " ("
+		qIds := bytes.NewBufferString(" (")
 		for idxId, cgrId := range cgrIds {
 			if idxId != 0 {
-				qIds += " OR"
+				qIds.WriteString(" OR")
 			}
-			qIds += fmt.Sprintf(" %s.cgrid='%s'", utils.TBL_CDRS_PRIMARY, cgrId)
+			qIds.WriteString(fmt.Sprintf(" %s.cgrid='%s'", utils.TBL_CDRS_PRIMARY, cgrId))
 		}
-		qIds += " )"
-		if len(fltr) != 0 {
-			fltr += " AND"
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
 		}
-		fltr += qIds
+		fltr.Write(qIds.Bytes())
 	}
-	if len(runId) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(runIds) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, runId := range runIds {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" runid='%s'", runId))
 		}
-		fltr += fmt.Sprintf(" runid='%s'", runId)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(cdrHost) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(cdrHosts) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, host := range cdrHosts {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" cdrhost='%s'", host))
 		}
-		fltr += fmt.Sprintf(" cdrhost='%s'", cdrHost)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(cdrSource) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(cdrSources) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, src := range cdrSources {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" cdrsource='%s'", src))
 		}
-		fltr += fmt.Sprintf(" cdrsource='%s'", cdrSource)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(reqType) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(reqTypes) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, reqType := range reqTypes {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" reqtype='%s'", reqType))
 		}
-		fltr += fmt.Sprintf(" reqtype='%s'", reqType)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(direction) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(directions) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, direction := range directions {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" direction='%s'", direction))
 		}
-		fltr += fmt.Sprintf(" direction='%s'", direction)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(tenant) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(tenants) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, tenant := range tenants {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" tenant='%s'", tenant))
 		}
-		fltr += fmt.Sprintf(" tenant='%s'", tenant)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(tor) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(tors) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, tor := range tors {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" tor='%s'", tor))
 		}
-		fltr += fmt.Sprintf(" tor='%s'", tor)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(account) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(accounts) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, account := range accounts {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" account='%s'", account))
 		}
-		fltr += fmt.Sprintf(" account='%s'", account)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(subject) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(subjects) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, subject := range subjects {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" %s.subject='%s'", utils.TBL_CDRS_PRIMARY, subject))
 		}
-		fltr += fmt.Sprintf(" %s.subject='%s'", utils.TBL_CDRS_PRIMARY, subject)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
-	if len(destPrefix) != 0 {
-		if len(fltr) != 0 {
-			fltr += " AND"
+	if len(destPrefixes) != 0 {
+		qIds := bytes.NewBufferString(" (")
+		for idx, destPrefix := range destPrefixes {
+			if idx != 0 {
+				qIds.WriteString(" OR")
+			}
+			qIds.WriteString(fmt.Sprintf(" destination LIKE '%s%%'", destPrefix))
 		}
-		fltr += fmt.Sprintf(" destination LIKE '%s%%'", destPrefix)
+		qIds.WriteString(" )")
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
+		}
+		fltr.Write(qIds.Bytes())
 	}
 	if !timeStart.IsZero() {
-		if len(fltr) != 0 {
-			fltr += " AND"
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
 		}
-		fltr += fmt.Sprintf(" answer_time>='%s'", timeStart)
+		fltr.WriteString(fmt.Sprintf(" answer_time>='%s'", timeStart))
 	}
 	if !timeEnd.IsZero() {
-		if len(fltr) != 0 {
-			fltr += " AND"
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
 		}
-		fltr += fmt.Sprintf(" answer_time<'%s'", timeEnd)
+		fltr.WriteString(fmt.Sprintf(" answer_time<'%s'", timeEnd))
 	}
 	if ignoreRated {
-		if len(fltr) != 0 {
-			fltr += " AND"
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
 		}
 		if ignoreErr {
-			fltr += " cost IS NULL"
+			fltr.WriteString(" cost IS NULL")
 		} else {
-			fltr += " (cost=-1 OR cost IS NULL)"
+			fltr.WriteString(" (cost=-1 OR cost IS NULL)")
 		}
 	} else if ignoreErr {
-		if len(fltr) != 0 {
-			fltr += " AND"
+		if fltr.Len() != 0 {
+			fltr.WriteString(" AND")
 		}
-		fltr += " (cost!=-1 OR cost IS NULL)"
+		fltr.WriteString(" (cost!=-1 OR cost IS NULL)")
 	}
-	if len(fltr) != 0 {
-		q += fmt.Sprintf(" WHERE %s", fltr)
+	if fltr.Len() != 0 {
+		q.WriteString(fmt.Sprintf(" WHERE %s", fltr.String()))
 	}
-	rows, err := self.Db.Query(q)
+	rows, err := self.Db.Query(q.String())
 	if err != nil {
 		return nil, err
 	}
diff --git a/engine/storage_sql_local_test.go b/engine/storage_sql_local_test.go
index 9fed858ce..d225c2433 100644
--- a/engine/storage_sql_local_test.go
+++ b/engine/storage_sql_local_test.go
@@ -162,7 +162,7 @@ func TestSetCdr(t *testing.T) {
 		SetupTime: time.Date(2013, 12, 7, 8, 42, 24, 0, time.UTC), AnswerTime: time.Date(2013, 12, 7, 8, 42, 26, 0, time.UTC),
 		Duration: time.Duration(10) * time.Second, ExtraFields: map[string]string{"field_extr1": "val_extr1", "fieldextr2": "valextr2"},
 		MediationRunId: utils.DEFAULT_RUNID, Cost: 1.201}
-	strCdr2 := &utils.StoredCdr{CgrId: utils.FSCgrId("bbb2"), AccId: "bbb2", CdrHost: "192.168.1.2", CdrSource: TEST_SQL, ReqType: "prepaid",
+	strCdr2 := &utils.StoredCdr{CgrId: utils.FSCgrId("bbb2"), AccId: "bbb2", CdrHost: "192.168.1.2", CdrSource: "UNKNOWN2", ReqType: "prepaid",
 		Direction: "*out", Tenant: "cgrates.org", TOR: "call", Account: "1001", Subject: "1001", Destination: "1002",
 		SetupTime: time.Date(2013, 12, 7, 8, 42, 24, 0, time.UTC), AnswerTime: time.Date(2013, 12, 7, 8, 42, 26, 0, time.UTC),
 		Duration: time.Duration(12) * time.Second, ExtraFields: map[string]string{"field_extr1": "val_extr1", "fieldextr2": "valextr2"},
@@ -189,13 +189,13 @@ func TestSetRatedCdr(t *testing.T) {
 		SetupTime: time.Date(2013, 12, 7, 8, 42, 24, 0, time.UTC), AnswerTime: time.Date(2013, 12, 7, 8, 42, 26, 0, time.UTC),
 		Duration: time.Duration(10) * time.Second, ExtraFields: map[string]string{"field_extr1": "val_extr1", "fieldextr2": "valextr2"},
 		MediationRunId: utils.DEFAULT_RUNID, Cost: 1.201}
-	strCdr2 := &utils.StoredCdr{CgrId: utils.FSCgrId("bbb2"), AccId: "bbb2", CdrHost: "192.168.1.2", CdrSource: TEST_SQL, ReqType: "prepaid",
+	strCdr2 := &utils.StoredCdr{CgrId: utils.FSCgrId("bbb2"), AccId: "bbb2", CdrHost: "192.168.1.2", CdrSource: "UNKNOWN", ReqType: "prepaid",
 		Direction: "*out", Tenant: "cgrates.org", TOR: "call", Account: "1001", Subject: "1001", Destination: "1002",
 		SetupTime: time.Date(2013, 12, 7, 8, 42, 24, 0, time.UTC), AnswerTime: time.Date(2013, 12, 7, 8, 42, 26, 0, time.UTC),
 		Duration: time.Duration(12) * time.Second, ExtraFields: map[string]string{"field_extr1": "val_extr1", "fieldextr2": "valextr2"},
 		MediationRunId: utils.DEFAULT_RUNID, Cost: 0.201}
 	strCdr3 := &utils.StoredCdr{CgrId: utils.FSCgrId("bbb3"), AccId: "bbb3", CdrHost: "192.168.1.1", CdrSource: TEST_SQL, ReqType: "rated",
-		Direction: "*out", Tenant: "itsyscom.com", TOR: "call", Account: "1002", Subject: "1002", Destination: "+4986517174963",
+		Direction: "*out", Tenant: "itsyscom.com", TOR: "call", Account: "1002", Subject: "1002", Destination: "+4986517174964",
 		SetupTime: time.Date(2013, 12, 7, 8, 42, 24, 0, time.UTC), AnswerTime: time.Date(2013, 12, 7, 8, 42, 26, 0, time.UTC),
 		Duration: time.Duration(10) * time.Second, ExtraFields: map[string]string{"field_extr1": "val_extr1", "fieldextr2": "valextr2"},
 		MediationRunId: "wholesale_run", Cost: 1.201}
@@ -213,107 +213,164 @@ func TestGetStoredCdrs(t *testing.T) {
 	}
 	var timeStart, timeEnd time.Time
 	// All CDRs, no filter
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 8 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Filter on cgrids
 	if storedCdrs, err := mysql.GetStoredCdrs([]string{utils.FSCgrId("bbb1"), utils.FSCgrId("bbb2")},
-		"", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+		nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 2 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Filter on cgrids plus reqType
 	if storedCdrs, err := mysql.GetStoredCdrs([]string{utils.FSCgrId("bbb1"), utils.FSCgrId("bbb2")},
-		"", "", "", "prepaid", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+		nil, nil, nil, []string{"prepaid"}, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 1 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Filter on runId
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, utils.DEFAULT_RUNID, "", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, []string{utils.DEFAULT_RUNID}, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 2 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Filter on cdrHost
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "192.168.1.2", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, []string{"192.168.1.2"}, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 3 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
+	// Filter on multiple cdrHost
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, []string{"192.168.1.1", "192.168.1.2"}, nil, nil, nil, nil, nil, nil, nil, nil,
+		timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 8 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
 	// Filter on cdrSource
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "UNKNOWN", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, []string{"UNKNOWN"}, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 1 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
-	// Filter on reqType
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "prepaid", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	// Filter on multiple cdrSource
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, []string{"UNKNOWN", "UNKNOWN2"}, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 2 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
+	// Filter on reqType
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, []string{"prepaid"}, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 2 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
+	// Filter on multiple reqType
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, []string{"prepaid", "pseudoprepaid"}, nil, nil, nil, nil, nil, nil,
+		timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 3 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
 	// Filter on direction
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "*out", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, []string{"*out"}, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 8 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Filter on tenant
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "itsyscom.com", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, []string{"itsyscom.com"}, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 3 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
+	// Filter on multiple tenants
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, []string{"itsyscom.com", "cgrates.org"}, nil, nil, nil, nil,
+		timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 8 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
 	// Filter on tor
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "premium_call", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, []string{"premium_call"}, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 1 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
+	// Filter on multiple tor
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, []string{"premium_call", "call"}, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 8 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
 	// Filter on account
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "1002", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, []string{"1002"}, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 3 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
+	// Filter on multiple account
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, []string{"1001", "1002"}, nil, nil, timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 8 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
 	// Filter on subject
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "1000", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, []string{"1000"}, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 1 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
+	// Filter on multiple subject
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, []string{"1000", "1002"}, nil, timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 3 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
+	// Filter on destPrefix
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, []string{"+498651"}, timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 3 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
+	// Filter on multiple destPrefixes
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, []string{"1001", "+498651"}, timeStart, timeEnd, false, false); err != nil {
+		t.Error(err.Error())
+	} else if len(storedCdrs) != 4 {
+		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
+	}
 	// Filter on ignoreErr
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, true, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, true, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 8 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Filter on ignoreRated
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, true); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, true); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 5 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Filter on timeStart
 	timeStart = time.Date(2013, 11, 8, 8, 0, 0, 0, time.UTC)
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 5 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Filter on timeStart and timeEnd
 	timeEnd = time.Date(2013, 12, 1, 8, 0, 0, 0, time.UTC)
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 2 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
 	}
 	// Combined filter
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "rated", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, []string{"rated"}, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 1 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
@@ -355,7 +412,7 @@ func TestRemStoredCdrs(t *testing.T) {
 	if err := mysql.RemStoredCdrs([]string{utils.FSCgrId("bbb1")}); err != nil {
 		t.Error(err.Error())
 	}
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 7 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
@@ -364,7 +421,7 @@ func TestRemStoredCdrs(t *testing.T) {
 		utils.FSCgrId("bbb2"), utils.FSCgrId("bbb3")}); err != nil {
 		t.Error(err.Error())
 	}
-	if storedCdrs, err := mysql.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, false, false); err != nil {
+	if storedCdrs, err := mysql.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, false, false); err != nil {
 		t.Error(err.Error())
 	} else if len(storedCdrs) != 0 {
 		t.Error("Unexpected number of StoredCdrs returned: ", storedCdrs)
diff --git a/mediator/mediator.go b/mediator/mediator.go
index 229ae6b46..a191853d4 100644
--- a/mediator/mediator.go
+++ b/mediator/mediator.go
@@ -161,7 +161,7 @@ func (self *Mediator) RateCdr(dbcdr utils.RawCDR) error {
 }
 
 func (self *Mediator) RateCdrs(timeStart, timeEnd time.Time, rerateErrors, rerateRated bool) error {
-	cdrs, err := self.cdrDb.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", timeStart, timeEnd, !rerateErrors, !rerateRated)
+	cdrs, err := self.cdrDb.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, timeStart, timeEnd, !rerateErrors, !rerateRated)
 	if err != nil {
 		return err
 	}
diff --git a/mediator/mediator_local_test.go b/mediator/mediator_local_test.go
index 88d3c2c52..069253fcf 100644
--- a/mediator/mediator_local_test.go
+++ b/mediator/mediator_local_test.go
@@ -150,12 +150,12 @@ func TestPostCdrs(t *testing.T) {
 		}
 	}
 	time.Sleep(10 * time.Millisecond) // Give time for CDRs to reach database
-	if storedCdrs, err := cdrStor.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", time.Time{}, time.Time{}, false, false); err != nil {
+	if storedCdrs, err := cdrStor.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, time.Time{}, time.Time{}, false, false); err != nil {
 		t.Error(err)
 	} else if len(storedCdrs) != 2 { // Make sure CDRs made it into StorDb
 		t.Error(fmt.Sprintf("Unexpected number of CDRs stored: %d", len(storedCdrs)))
 	}
-	if nonErrorCdrs, err := cdrStor.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", time.Time{}, time.Time{}, true, false); err != nil {
+	if nonErrorCdrs, err := cdrStor.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, time.Time{}, time.Time{}, true, false); err != nil {
 		t.Error(err)
 	} else if len(nonErrorCdrs) != 0 { // Just two of them should be without errors
 		t.Error(fmt.Sprintf("Unexpected number of CDRs stored: %d", len(nonErrorCdrs)))
@@ -178,12 +178,12 @@ func TestInjectCdrs(t *testing.T) {
 			t.Error(err)
 		}
 	}
-	if storedCdrs, err := cdrStor.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", time.Time{}, time.Time{}, false, false); err != nil {
+	if storedCdrs, err := cdrStor.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, time.Time{}, time.Time{}, false, false); err != nil {
 		t.Error(err)
 	} else if len(storedCdrs) != 4 { // Make sure CDRs made it into StorDb
 		t.Error(fmt.Sprintf("Unexpected number of CDRs stored: %d", len(storedCdrs)))
 	}
-	if nonRatedCdrs, err := cdrStor.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", time.Time{}, time.Time{}, true, true); err != nil {
+	if nonRatedCdrs, err := cdrStor.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, time.Time{}, time.Time{}, true, true); err != nil {
 		t.Error(err)
 	} else if len(nonRatedCdrs) != 2 { // Just two of them should be non-rated
 		t.Error(fmt.Sprintf("Unexpected number of CDRs non-rated: %d", len(nonRatedCdrs)))
@@ -215,12 +215,12 @@ func TestRateCdrs(t *testing.T) {
 	} else if reply != utils.OK {
 		t.Errorf("Unexpected reply: %s", reply)
 	}
-	if nonRatedCdrs, err := cdrStor.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", time.Time{}, time.Time{}, true, true); err != nil {
+	if nonRatedCdrs, err := cdrStor.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, time.Time{}, time.Time{}, true, true); err != nil {
 		t.Error(err)
 	} else if len(nonRatedCdrs) != 0 { // Just two of them should be non-rated
 		t.Error(fmt.Sprintf("Unexpected number of CDRs non-rated: %d", len(nonRatedCdrs)))
 	}
-	if errRatedCdrs, err := cdrStor.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", time.Time{}, time.Time{}, false, true); err != nil {
+	if errRatedCdrs, err := cdrStor.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, time.Time{}, time.Time{}, false, true); err != nil {
 		t.Error(err)
 	} else if len(errRatedCdrs) != 2 { // The first 2 with errors should be still there before rerating
 		t.Error(fmt.Sprintf("Unexpected number of CDRs with errors: %d", len(errRatedCdrs)))
@@ -230,7 +230,7 @@ func TestRateCdrs(t *testing.T) {
 	} else if reply != utils.OK {
 		t.Errorf("Unexpected reply: %s", reply)
 	}
-	if errRatedCdrs, err := cdrStor.GetStoredCdrs(nil, "", "", "", "", "", "", "", "", "", "", time.Time{}, time.Time{}, false, true); err != nil {
+	if errRatedCdrs, err := cdrStor.GetStoredCdrs(nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, time.Time{}, time.Time{}, false, true); err != nil {
 		t.Error(err)
 	} else if len(errRatedCdrs) != 1 { // One CDR with errors should be fixed now by rerating
 		t.Error(fmt.Sprintf("Unexpected number of CDRs with errors: %d", len(errRatedCdrs)))
diff --git a/utils/apitpdata.go b/utils/apitpdata.go
index 2b9f50ec4..7ea5395ef 100644
--- a/utils/apitpdata.go
+++ b/utils/apitpdata.go
@@ -324,16 +324,16 @@ type AttrExpFileCdrs struct {
 	MaskDestinationId string   // Overwrite configured MaskDestId
 	MaskLength        int      // Overwrite configured MaskLength
 	CgrIds            []string // If provided, it will filter based on the cgrids present in list
-	MediationRunId    string   // If provided, it will filter on mediation runid
-	CdrHost           string   // If provided, it will filter cdrhost
-	CdrSource         string   // If provided, it will filter cdrsource
-	ReqType           string   // If provided, it will fiter reqtype
-	Direction         string   // If provided, it will fiter direction
-	Tenant            string   // If provided, it will filter tenant
-	Tor               string   // If provided, it will filter tor
-	Account           string   // If provided, it will filter account
-	Subject           string   // If provided, it will filter the rating subject
-	DestinationPrefix string   // If provided, it will filter on destination prefix
+	MediationRunId    []string // If provided, it will filter on mediation runid
+	CdrHost           []string // If provided, it will filter cdrhost
+	CdrSource         []string // If provided, it will filter cdrsource
+	ReqType           []string // If provided, it will fiter reqtype
+	Direction         []string // If provided, it will fiter direction
+	Tenant            []string // If provided, it will filter tenant
+	Tor               []string // If provided, it will filter tor
+	Account           []string // If provided, it will filter account
+	Subject           []string // If provided, it will filter the rating subject
+	DestinationPrefix []string // If provided, it will filter on destination prefix
 	TimeStart         string   // If provided, it will represent the starting of the CDRs interval (>=)
 	TimeEnd           string   // If provided, it will represent the end of the CDRs interval (<)
 	SkipErrors        bool     // Do not export errored CDRs