diff --git a/ddl/oracle/biomart_user/_misc.sql b/ddl/oracle/biomart_user/_misc.sql
index dee7e5b2..30f06672 100644
--- a/ddl/oracle/biomart_user/_misc.sql
+++ b/ddl/oracle/biomart_user/_misc.sql
@@ -10,3 +10,32 @@
   CREATE OR REPLACE TYPE "BIOMART_USER"."PATIENTS_TAB" IS TABLE OF NUMBER(10,0)
 /
 
+--
+-- Type: TABLE; Owner: BIOMART_USER; Name: SESSION_MULTISETS_OF_INTEGERS
+--
+CREATE GLOBAL TEMPORARY TABLE SESSION_MULTISETS_OF_INTEGERS (
+  ID NUMBER(38,0),
+  MID NUMBER(10,0) NOT NULL
+) ON COMMIT PRESERVE ROWS;
+--
+-- Lock statistics
+--
+begin
+    dbms_stats.lock_table_stats('BIOMART_USER', 'SESSION_MULTISETS_OF_INTEGERS');
+end;
+/
+
+--
+-- Type: TABLE; Owner: BIOMART_USER; Name: SESSION_MULTISETS_OF_STRINGS
+--
+CREATE GLOBAL TEMPORARY TABLE SESSION_MULTISETS_OF_STRINGS (
+  ID VARCHAR2(4000),
+  MID NUMBER(10,0) NOT NULL
+) ON COMMIT PRESERVE ROWS;
+--
+-- Lock statistics
+--
+begin
+    dbms_stats.lock_table_stats('BIOMART_USER', 'SESSION_MULTISETS_OF_STRINGS');
+end;
+/
diff --git a/ddl/oracle/biomart_user/items.json b/ddl/oracle/biomart_user/items.json
index d3b69467..b11dda23 100644
--- a/ddl/oracle/biomart_user/items.json
+++ b/ddl/oracle/biomart_user/items.json
@@ -5442,6 +5442,20 @@
       "name" : "GENE_ONTOLOGY_DATA"
     },
     "file" : "biomart_user/gene_ontology_data.sql"
+  }, {
+    "item" : {
+      "type" : "TABLE",
+      "owner" : "BIOMART_USER",
+      "name" : "SESSION_MULTISETS_OF_INTEGERS"
+    },
+    "file" : "biomart_user/_misc.sql"
+  }, {
+    "item" : {
+      "type" : "TABLE",
+      "owner" : "BIOMART_USER",
+      "name" : "SESSION_MULTISETS_OF_STRINGS"
+    },
+    "file" : "biomart_user/_misc.sql"
   }, {
     "item" : {
       "type" : "INDEX",