@loopback/docs/site/apidocs/sequelize.sequelizedatasource._constructor_.md

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title: 'API docs: sequelize.sequelizedatasource._constructor_'
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[Home](./index.md) &gt; [@loopback/sequelize](./sequelize.md) &gt; [SequelizeDataSource](./sequelize.sequelizedatasource.md) &gt; [(constructor)](./sequelize.sequelizedatasource._constructor_.md)

## SequelizeDataSource.(constructor)

Constructs a new instance of the `SequelizeDataSource` class

**Signature:**

```typescript
constructor(config: SequelizeDataSourceConfig);
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td markdown="1">

config


</td><td markdown="1">

[SequelizeDataSourceConfig](./sequelize.sequelizedatasourceconfig.md)


</td><td markdown="1">


</td></tr>
</tbody></table>