filter by owner to improve runtime performance

database/demo/demo_script/02_demo_lineage.sql

@@ -170,6 +170,7 @@ SELECT line, col,
 -- 12. where-lineage of all insert statements collected by PL/Scope (default behaviour)
 SELECT *
   FROM plscope_ins_lineage
+ WHERE owner = USER
  ORDER BY owner, object_type, object_name, line, col, 
        to_object_name, to_column_name, 
        from_owner, from_object_type, from_object_name, from_column_name;
@@ -178,6 +179,7 @@ SELECT *
 EXEC lineage_util.set_recursive(0);
 SELECT *
   FROM plscope_ins_lineage
+ WHERE owner = USER
  ORDER BY owner, object_type, object_name, line, col, 
        to_object_name, to_column_name, 
        from_owner, from_object_type, from_object_name, from_column_name;
@@ -186,7 +188,8 @@ SELECT *
 EXEC lineage_util.set_recursive(1);
 SELECT *
   FROM plscope_ins_lineage
- WHERE from_object_type = 'TABLE'
+ WHERE owner = USER
+   AND from_object_type = 'TABLE' 
  ORDER BY owner, object_type, object_name, line, col, 
        to_object_name, to_column_name, 
        from_owner, from_object_type, from_object_name, from_column_name;