diff --git a/lib/assets/javascripts/builder/editor/widgets/widgets-form/schema/widgets-form-formula_mini-schema-model.js b/lib/assets/javascripts/builder/editor/widgets/widgets-form/schema/widgets-form-formula_mini-schema-model.js
index e69de29..8a19faa 100644
--- a/lib/assets/javascripts/builder/editor/widgets/widgets-form/schema/widgets-form-formula_mini-schema-model.js
+++ b/lib/assets/javascripts/builder/editor/widgets/widgets-form/schema/widgets-form-formula_mini-schema-model.js
@@ -0,0 +1,102 @@
+var _ = require('underscore');
+var WidgetsFormBaseSchema = require('./widgets-form-base-schema-model');
+var DialogConstants = require('builder/components/form-components/_constants/_dialogs');
+
+module.exports = WidgetsFormBaseSchema.extend({
+
+  defaults: {
+    schema: {},
+    aggregate: {
+      attribute: '',
+      operator: 'count'
+    }
+  },
+
+  initialize: function (attrs, opts) {
+    if (!opts.columnOptionsFactory) throw new Error('columnOptionsFactory is required');
+    this._columnOptionsFactory = opts.columnOptionsFactory;
+
+    this.listenTo(this, 'change:aggregate', this._updateAggregate);
+
+    this._updateAggregate();
+
+    WidgetsFormBaseSchema.prototype.initialize.apply(this, arguments);
+  },
+
+  parse: function (r) {
+    r.aggregate = {
+      attribute: r.column,
+      operator: r.operation
+    };
+
+    return r;
+  },
+
+  getFields: function () {
+    return {
+      data: 'aggregate,prefix,suffix,description',
+      style: 'sync_on_bbox_change'
+    };
+  },
+
+  _updateAggregate: function () {
+    var aggregate = this.get('aggregate');
+    this.set({
+      column: aggregate.attribute,
+      operation: aggregate.operator
+    });
+
+    this.updateSchema();
+  },
+
+  updateSchema: function () {
+    var columnOptions = this._columnOptionsFactory.create(this.get('column'), this._isNumberType);
+
+    this.schema = _.extend(this.schema, {
+      aggregate: {
+        type: 'Operators',
+        title: _t('editor.widgets.widgets-form.data.operation'),
+        options: columnOptions,
+        dialogMode: DialogConstants.Mode.FLOAT,
+        editorAttrs: {
+          showSearch: false
+        }
+      },
+      suffix: {
+        type: 'EnablerEditor',
+        title: '',
+        label: _t('editor.widgets.widgets-form.data.suffix'),
+        editor: {
+          type: 'Text'
+        }
+      },
+      prefix: {
+        type: 'EnablerEditor',
+        title: '',
+        label: _t('editor.widgets.widgets-form.data.prefix'),
+        editor: {
+          type: 'Text'
+        }
+      },
+      description: {
+        type: 'EnablerEditor',
+        title: '',
+        label: _t('editor.widgets.widgets-form.style.description'),
+        editor: {
+          type: 'TextArea'
+        }
+      }
+    });
+  },
+
+  canSave: function () {
+    var column = this.get('column');
+    var operation = this.get('operation');
+
+    return operation === 'count' || !!column;
+  },
+
+  _isNumberType: function (m) {
+    return m.get('type') === 'number';
+  }
+});