dropIndexProperties()

This operation resets the specified index properties to their default values.

public Void dropIndexProperties(DropIndexPropertiesReq request)

Request Syntax

dropIndexProperties(DropIndexPropertiesReq.builder()
    .databaseName(String databaseName)
    .collectionName(String collectionName)
    .indexName(String indexName)
    .propertyKeys(List<String> propertyKeys)
    .build()
)

BUILDER METHODS:

• databaseName(String databaseName)

  The name of the database that holds the target collection.

• collectionName(String collectionName)

  The name of the target collection.

• indexName(String indexName)

  The name of the target index.

• propertyKeys(List<String> propertyKeys)

  The properties to drop. Note that the property values should be strings. Available database properties are as follows:

  • mmap.enabled -

    Whether to enable mmap for the current index.

RETURNS:

void

EXCEPTIONS:

• MilvusClientExceptions

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

Example

import io.milvus.v2.client.ConnectConfig;
import io.milvus.v2.client.MilvusClientV2;
import io.milvus.v2.service.index.request.DropIndexPropertiesReq;

// 1. Set up a client
ConnectConfig connectConfig = ConnectConfig.builder()
        .uri("http://localhost:19530")
        .token("root:Milvus")
        .build();
        
MilvusClientV2 client = new MilvusClientV2(connectConfig);

// 2. Drop the `mmap.enabled` property
List<String> propertyKeys = new ArrayList<>()
propertyKeys.add("mmap.enabled")

DropIndexPropertiesReq dropIndexPropertiesReq = DropIndexPropertiesReq.builder()
        .collectionName("test")
        .indexName("vector")
        .propertyKeys(propertyKeys)
        .build();
client.dropIndexProperties(dropIndexPropertiesReq)