HasCollection()

Checks whether a collection exists in the request’s database.

pub async fn has_collection(&self, request: HasCollectionRequest) -> Result<HasCollectionResponse>

Request Syntax

let request = HasCollectionRequest::builder()
    .collection_name("books")
    .build()?;

REQUEST FIELDS:

• database_name: Option<String>

  Name of the target database; uses the default database when empty.

• collection_name: String

  Name of the collection to check. Required.

RETURN TYPE:

Result

RETURNS:

A HasCollectionResponse indicating whether the collection exists. Returns an Error if the operation fails.

HasCollectionResponse
    exists() // -> bool

METHODS:

• exists() (bool) -

  Whether the collection exists.

Example

let request = HasCollectionRequest::builder()
    .collection_name("books")
    .build()?;
let resp = client.has_collection(request).await?;
println!("exists: {}", resp.exists());