DropCollectionProperties()

This operation drops a collection’s properties.

Status DropCollectionProperties(const DropCollectionPropertiesRequest& request)

Request Syntax

auto request = DropCollectionPropertiesRequest()
    .WithDatabaseName(db_name)
    .WithCollectionName(collection_name)
    .WithPropertyKeys(keys);

REQUEST METHODS:

• WithDatabaseName(const std::string& db_name)

  Sets the target database name. The default database applies if it is empty.

• WithCollectionName(const std::string& collection_name)

  Sets the name of the collection.

• WithPropertyKeys(std::set<std::string>&& keys)

  Sets the properties to drop from this collection.

• AddPropertyKey(const std::string& key)

  Sets a property to drop from this collection.

RETURNS:

Status

Check status.IsOk() to confirm success.

EXCEPTIONS:

• StatusCode

  Check status.Code() and status.Message() for error details.

Example

#include "milvus/MilvusClientV2.h"
auto client = milvus::MilvusClientV2::Create();

milvus::ConnectParam connect_param{"http://localhost:19530", "root:Milvus"};
auto status = client->Connect(connect_param);
if (!status.IsOk()) {
    std::cout << status.Message() << std::endl;
}

status = client->DropCollectionProperties(
    milvus::DropCollectionPropertiesRequest()
        .WithDatabaseName(db_name)
        .WithCollectionName(collection_name)
        .AddPropertyKey(milvus::COLLECTION_TTL_SECONDS)
);

if (!status.IsOk()) {
    std::cout << status.Message() << std::endl;
}