Amazon.CognitoSync.SyncManager.Internal.SQLiteLocalStorage.UpdateDatasetMetadataInternal C# (CSharp) Метод

        private bool UpdateDatasetMetadataInternal(string identityId, DatasetMetadata metadata)
        {
            lock (sqlite_lock)
            {
                DatasetMetadata local = GetMetadataHelper(identityId, metadata.DatasetName);

                if (local == null)
                {
                    string updateDatasetMetadataQuery = DatasetColumns.BuildInsert();
                    ExecuteMultipleHelper(new List<Statement>(){
                            new Statement{
                                Query = updateDatasetMetadataQuery,
                                Parameters = new object[]{identityId,metadata.DatasetName,metadata.CreationDate,metadata.LastModifiedDate,metadata.RecordCount,metadata.StorageSizeBytes,0,0,null}
                            }
                        });
                }
                else
                {
                    string updateDatasetMetadataQuery = DatasetColumns.BuildUpdate(
                        new string[] {
                                DatasetColumns.DATASET_NAME,
                                DatasetColumns.CREATION_TIMESTAMP,
                                DatasetColumns.LAST_MODIFIED_TIMESTAMP,
                                DatasetColumns.LAST_MODIFIED_BY,
                                DatasetColumns.RECORD_COUNT,
                                DatasetColumns.STORAGE_SIZE_BYTES
                            },
                        DatasetColumns.IDENTITY_ID + " = @whereIdentityId AND " +
                        DatasetColumns.DATASET_NAME + " = @whereDatasetName "
                    );
                    ExecuteMultipleHelper(new List<Statement>(){
                            new Statement{
                                Query = updateDatasetMetadataQuery,
                                Parameters = new object[]{metadata.DatasetName,metadata.CreationDate,metadata.LastModifiedDate,metadata.LastModifiedBy,metadata.RecordCount,metadata.StorageSizeBytes,identityId,metadata.DatasetName}
                            }
                        });
                }
                return true;

            }
        }