Passing postgres test with user

src/Controllers/DatabaseController.js

@@ -410,7 +410,7 @@ DatabaseController.prototype.create = function(className, object, { acl } = {})
     .then(() => this.handleRelationUpdates(className, null, object))
     .then(() => schemaController.enforceClassExists(className))
     .then(() => schemaController.getOneSchema(className, true))
-    .then(schema => this.adapter.createObject(className, schema, object))
+    .then(schema => this.adapter.createObject(className, SchemaController.convertSchemaToAdapterSchema(schema), object))
     .then(result => sanitizeDatabaseResult(originalObject, result.ops[0]));
   })
 };

src/Controllers/SchemaController.js

@@ -223,6 +223,8 @@ const fieldTypeIsInvalid = ({ type, targetClass }) => {
 const convertSchemaToAdapterSchema = schema => {
   schema = injectDefaultSchema(schema);
   delete schema.fields.ACL;
+  schema.fields._rperm = { type: 'Array' };
+  schema.fields._wperm = { type: 'Array' };
 
   if (schema.className === '_User') {
     delete schema.fields.password;
@@ -837,4 +839,5 @@ export {
   buildMergedSchemaObject,
   systemClasses,
   defaultColumns,
+  convertSchemaToAdapterSchema,
 };