anchor.diff:    /// Convenience method for updating rows in the database. Returns
     /// the number of changes made
     ///
  -  /// Update [table] with [values], a map from column names to new column
  +  /// Update `table` with `values`, a map from column names to new column
     /// values. null is a valid value that will be translated to NULL.
     ///
  -  /// [where] is the optional WHERE clause to apply when updating.
  +  /// `where` is the optional WHERE clause to apply when updating.
     /// Passing null will update all rows.
     ///
     /// You may include ?s in the where clause, which will be replaced by the
  -  /// values from [whereArgs]
  -  ///
  -  /// [conflictAlgorithm] (optional) specifies algorithm to use in case of a
  -  /// conflict. See [ConflictResolver] docs for more details
  +  /// values from `whereArgs`
  +  ///
  +  /// `conflictAlgorithm` (optional) specifies algorithm to use in case of a
  +  /// conflict. See [ConflictAlgorithm] docs for more details
     ///
     /// ```
     /// int count = await db.update(tableTodo, todo.toMap(),
  
positive.code: 
  /// Basic databases operations
  abstract class DatabaseFactory {
    /// Open a database at [path] with the given [options]
    ///
    /// ```
    ///   var databasesPath = await getDatabasesPath();
  
negative.code: 
    /// Convenience method for deleting rows in the database.
    ///
    /// Delete from `table`
    ///
    /// `where` is the optional WHERE clause to apply when updating. Passing null
    /// will update all rows.
    ///
    /// You may include ?s in the where clause, which will be replaced by the
    /// values from `whereArgs`
    ///
    /// Returns the number of rows affected if a whereClause is passed in, 0
    /// otherwise. To remove all rows and get a count, pass '1' as the
  