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truncateCollection()

Addedv2.6.16Modifiedv2.6.16

This operation removes all data from a collection while preserving the collection schema, indexes, and aliases.

client.truncateCollection(TruncateCollectionReq request)

Request Syntax

TruncateCollectionReq.builder()
    .collectionName(String collectionName)
    .databaseName(String databaseName)
    .build()

BUILDER METHODS:

• collectionName(String collectionName) -

  [REQUIRED]

  The name of the collection to truncate.

• databaseName(String databaseName) -

  The name of the database containing the collection. If not specified, the default database is used.

RETURNS:

void

EXCEPTIONS:

• MilvusClientException - The specified collection does not exist or the server is unreachable.

Example

import io.milvus.v2.service.collection.request.TruncateCollectionReq;

TruncateCollectionReq req = TruncateCollectionReq.builder()
    .collectionName("my_collection")
    .build();

client.truncateCollection(req);