# dataset.deleteItems()

**Added in:** `@mastra/core@1.4.0`

Deletes multiple items from the dataset in a single bulk operation.

## Usage example

```typescript
import { Mastra } from "@mastra/core";

const mastra = new Mastra({ /* storage config */ });

const dataset = await mastra.datasets.get({ id: "dataset-id" });

await dataset.deleteItems({
  itemIds: ["item-1", "item-2", "item-3"],
});
```

## Parameters

**itemIds:** (`string[]`): Array of item IDs to delete.

## Returns

**result:** (`Promise<void>`): Resolves when all items are deleted.