dropCollection()

This operation drops a collection.

Java

public void dropCollection(DropCollectionReq request)

Request Syntax

Java

dropCollection(DropCollectionReq.builder()
    .databaseName(String databaseName)
    .collectionName(String collectionName)
    .async(Boolean async)
    .timeout(Long timeout)
    .build()
);

BUILDER METHODS:

• databaseName(String databaseName) -

  The name of the database. Defaults to the current database if not specified.

• collectionName(String collectionName) -

  The name of the target collection.

• async(Boolean async) -

  Whether to run the operation asynchronously.

• timeout(Long timeout) -

  The timeout duration in milliseconds.

RETURNS:

void

EXCEPTIONS:

• MilvusClientException

  This exception will be raised when any error occurs during this operation.

Example

Java

import io.milvus.v2.client.ConnectConfig;
import io.milvus.v2.client.MilvusClientV2;
import io.milvus.v2.service.collection.request.DropCollectionReq;

// 1. Set up a client
ConnectConfig connectConfig = ConnectConfig.builder()
        .uri("http://localhost:19530")
        .token("root:Milvus")
        .build();

MilvusClientV2 client = new MilvusClientV2(connectConfig);

// drop a collection: test
DropCollectionReq dropCollectionReq = DropCollectionReq.builder()
        .collectionName("test")
        .build();
client.dropCollection(dropCollectionReq);