landing_page/qdrant-landing/content/documentation/headless/snippets/query-groups/with-lookup-setup/csharp.cs

using Qdrant.Client;
using Qdrant.Client.Grpc;

public class Snippet
{
	public static async Task Run()
	{
		var client = new QdrantClient("localhost", 6334);

		await client.CreateCollectionAsync(
			collectionName: "chunks",
			vectorsConfig: new VectorParams { Size = 4, Distance = Distance.Cosine }
		);

		await client.CreatePayloadIndexAsync(
			collectionName: "chunks",
			fieldName: "document_id",
			schemaType: PayloadSchemaType.Integer
		);

		// No vectors, payload only.
		await client.CreateCollectionAsync(
			collectionName: "documents",
			vectorsConfig: new VectorParamsMap()
		);
	}
}