diff --git a/src/costco.js b/src/costco.js
index 2256b3c3..86754390 100644
--- a/src/costco.js
+++ b/src/costco.js
@@ -60,110 +60,9 @@ var costco = function() {
     };
   }
   
-  function updateDocs(editFunc) {
-    var dfd = $.Deferred();
-    util.notify("Download entire database into Recline. This could take a while...", {persist: true, loader: true});
-    couch.request({url: app.baseURL + "api/json"}).then(function(docs) {
-      util.notify("Updating " + docs.docs.length + " documents. This could take a while...", {persist: true, loader: true});
-      var toUpdate = costco.mapDocs(docs.docs, editFunc).edited;
-      costco.uploadDocs(toUpdate).then(
-        function(updatedDocs) { 
-          util.notify(updatedDocs.length + " documents updated successfully");
-          recline.initializeTable(app.offset);
-          dfd.resolve(updatedDocs);
-        },
-        function(err) {
-          util.notify("Errorz! " + err);
-          dfd.reject(err);
-        }
-      );
-    });
-    return dfd.promise();
-  }
-  
-  function updateDoc(doc) {
-    return couch.request({type: "PUT", url: app.baseURL + "api/" + doc._id, data: JSON.stringify(doc)})    
-  }
-
-  function uploadDocs(docs) {
-    var dfd = $.Deferred();
-    if(!docs.length) dfd.resolve("Failed: No docs specified");
-    couch.request({url: app.baseURL + "api/_bulk_docs", type: "POST", data: JSON.stringify({docs: docs})})
-      .then(
-        function(resp) {ensureCommit().then(function() { 
-          var error = couch.responseError(resp);
-          if (error) {
-            dfd.reject(error);
-          } else {
-            dfd.resolve(resp);            
-          }
-        })}, 
-        function(err) { dfd.reject(err.responseText) }
-      );
-    return dfd.promise();
-  }
-  
-  function ensureCommit() {
-    return couch.request({url: app.baseURL + "api/_ensure_full_commit", type:'POST', data: "''"});
-  }
-  
-  function deleteColumn(name) {
-    var deleteFunc = function(doc) {
-      delete doc[name];
-      return doc;
-    }
-    return updateDocs(deleteFunc);
-  }
-  
-  function uploadCSV() {
-    var file = $('#file')[0].files[0];
-    if (file) {
-      var reader = new FileReader();
-      reader.readAsText(file);
-      reader.onload = function(event) {
-        var payload = {
-          url: window.location.href + "/api/_bulk_docs", // todo more robust url composition
-          data: event.target.result
-        };
-        var worker = new Worker('script/costco-csv-worker.js');
-        worker.onmessage = function(event) {
-          var message = event.data;
-          if (message.done) {
-            var error = couch.responseError(JSON.parse(message.response))
-            console.log('e',error)
-            if (error) {
-              app.emitter.emit(error, 'error');
-            } else {
-              util.notify("Data uploaded successfully!");
-              recline.initializeTable(app.offset);
-            }
-            util.hide('dialog');
-          } else if (message.percent) {
-            if (message.percent === 100) {
-              util.notify("Waiting for CouchDB...", {persist: true, loader: true})
-            } else {
-              util.notify("Uploading... " + message.percent + "%");            
-            }
-          } else {
-            util.notify(JSON.stringify(message));
-          }
-        };
-        worker.postMessage(payload);
-      };
-    } else {
-      util.notify('File not selected. Please try again');
-    }
-  };
-
   return {
     evalFunction: evalFunction,
     previewTransform: previewTransform,
-    mapDocs: mapDocs,
-    updateDocs: updateDocs,
-    updateDoc: updateDoc,
-    uploadDocs: uploadDocs,
-    deleteColumn: deleteColumn,
-    ensureCommit: ensureCommit,
-    uploadCSV: uploadCSV 
+    mapDocs: mapDocs
   };
 }();