docs(add-constraint): options.fields support

docs/manual/other-topics/upgrade-to-v6.md

@@ -54,6 +54,12 @@ This method now tests for equality with [`_.isEqual`](https://lodash.com/docs/4.
 
 This method now throws `Sequelize.AggregateError` instead of `Bluebird.AggregateError`. All errors are now exposed as `errors` key.
 
+### QueryInterface
+
+#### `addConstraint`
+
+This method now only takes 2 parameters, `tableName` and `options`. Previously the second parameter could be a list of column names to apply the constraint to, this list must now be passed as `options.fields` property.
+
 ## Changelog
 
 ### 6.0.0-beta.5

lib/dialects/abstract/query-interface.js

@@ -683,10 +683,10 @@ class QueryInterface {
    * @param {string} tableName                  Table name where you want to add a constraint
    * @param {object} options                    An object to define the constraint name, type etc
    * @param {string} options.type               Type of constraint. One of the values in available constraints(case insensitive)
+   * @param {Array}  options.fields             Array of column names to apply the constraint over
    * @param {string} [options.name]             Name of the constraint. If not specified, sequelize automatically creates a named constraint based on constraint type, table & column names
    * @param {string} [options.defaultValue]     The value for the default constraint
    * @param {object} [options.where]            Where clause/expression for the CHECK constraint
-   * @param {Array}  [options.attributes]       Array of column names to apply the constraint over
    * @param {object} [options.references]       Object specifying target table, column name to create foreign key constraint
    * @param {string} [options.references.table] Target table name
    * @param {string} [options.references.field] Target column name