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Update eager-loading.md #604

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Expand Up @@ -115,7 +115,7 @@ User.findAll({ include: { association: 'Instruments' } }); // Also works

### Required eager loading

When eager loading, we can force the query to return only records which have an associated model, effectively converting the query from the default `OUTER JOIN` to an `INNER JOIN`. This is done with the `required: true` option, as follows:
When eager loading, we can force the query to return only records which have an associated model, effectively converting the query from the default `LEFT OUTER JOIN` to an `INNER JOIN`. This is done with the `required: true` option, as follows:

```js
User.findAll({
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