Release date: 2026-06-17
Compatible with Milvus v3.0.x

Feature

• Support dumpMessages interface for MilvusClientV2
• Support rich user/role description responses in MilvusClientV2 RBAC APIs
• Support element-level search for Struct field and add element-level search example
• Struct field supports BINARY_VECTOR/FLOAT16_VECTOR/BFLOAT16_VECTOR/INT8_VECTOR
• Support AddCollectionStructField interface
• Add rich server version response for MilvusClientV2
• Add flushAll/getFlushAllState for MilvusClientV2
• Add getReplicateConfiguration/getReplicateInfo interfaces for MilvusClientV2
• Add session() interface

Improvement

• Align getLoadState/loadCollection/loadPartitions with PyMilvus
• Enhance GetPersistentSegmentInfo/GetQuerySegmentInfo responses
• Add resetConnection for updatePassword()
• Add isL0 for compact()
• Enhance getLoadStateV2 and renameCollection

Bug

• Fix RpcUtils.retry() silently swallowing timeout and max-retry exceptions, returning null

Release date: 2026-06-17
Compatible with Milvus v2.6.x

Feature

• Support dumpMessages interface for MilvusClientV2
• Add rich server version response for MilvusClientV2
• Add flushAll/getFlushAllState for MilvusClientV2
• Add getReplicateConfiguration/getReplicateInfo interfaces for MilvusClientV2
• Add role and user description support for MilvusClientV2 RBAC APIs

Improvement

• Align getLoadState/loadCollection/loadPartitions with PyMilvus
• Enhance GetPersistentSegmentInfo/GetQuerySegmentInfo responses

Release date: 2026-05-22
Compatible with Milvus v3.0.x

Feature

• Support field-level operations for upsert
• Support nullable vectors

Release date: 2026-05-15

Compatible with Milvus v2.6.x

Feature

• Support field-level operations for upsert

Release date: 2026-05-14

Compatible with Milvus v3.x

Features:

• Support External Collection interfaces for Milvus v3.x
• Support Snapshot interfaces for Milvus v3.x
• Support File Resource interfaces for Milvus v3.x
• Support Force Merge(compact with targetSize) for Milvus v3.x

Release date: 2026-05-13

Compatible with Milvus v2.6.x

Feature

• Add projectId and regionId support for cloud import interfaces
• Add volume describe API and external volume support
• Add collection ID support for describeCollection() and batchDescribeCollection()

Improvement

• Add option parameters to ConnectConfig and ConnectParam
• Align request identifier behavior with PyMilvus

Release date: 2026-04-24

Compatible with Milvus v2.6.x

Feature

• Add external collection API support for MilvusClientV2
• Add file resource interfaces for MilvusClientV2

Improvement

• Shade grpc to avoid version conflicts with user dependencies

Release date: 2026-04-02

Compatible with Milvus v2.6.x

Feature

• Add optimize() interface for MilvusClientV2

Improvement

• Add forceDrop flag for dropRole() interface

Release date: 2026-03-19

Compatible with Milvus v2.6.x

Feature

• Add truncateCollection() interface for MilvusClientV2

Bug

• Fix a potential risk of sending multiple HTTP requests to the global cluster endpoint in a short time
• Fix NoSuchMethodError on Java 8 for java.nio.ByteBuffer when querying with a sparse vector field

Release date: 2026-03-09

Compatible with Milvus v2.6.x

Feature

• Add client support for global cluster

Bug

• Fix a bug that Struct field name is missed in the response of describeCollection()