---
lang: en
title: 'API docs: repository.hasmanythroughrepository.delete'
keywords: LoopBack 4.0, LoopBack 4, Node.js, TypeScript, OpenAPI
sidebar: lb4_sidebar
editurl: https://github.com/loopbackio/loopback-next/tree/master/packages/repository
permalink: /doc/en/lb4/apidocs.repository.hasmanythroughrepository.delete.html
---

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[Home](./index.md) &gt; [@loopback/repository](./repository.md) &gt; [HasManyThroughRepository](./repository.hasmanythroughrepository.md) &gt; [delete](./repository.hasmanythroughrepository.delete.md)

## HasManyThroughRepository.delete() method

Delete multiple target model instances

**Signature:**

```typescript
delete(where?: Where<Target>, options?: Options & {
        throughOptions?: Options & {
            discriminator?: string;
        };
    } & {
        polymorphicType?: string | string[];
    }): Promise<Count>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  where | [Where](./filter.where.md)<!-- -->&lt;Target&gt; | _(Optional)_ Instances within the where scope are deleted |
|  options | [Options](./repository.options.md) &amp; { throughOptions?: [Options](./repository.options.md) &amp; { discriminator?: string; }; } &amp; { polymorphicType?: string \| string\[\]; } | _(Optional)_ options.throughOptions.discriminator - target discriminator field on through options.polymorphicType a string or a string array of polymorphic type names to specify which repositories should are expected to be searched It is highly recommended to contain this param especially for datasources using deplicated ids across tables |

**Returns:**

Promise&lt;[Count](./repository.count.md)<!-- -->&gt;

A promise which resolves the deleted target model instances