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Milvus 2.0 time schedule

Next Few Big Releases:

Milvus 2.2: 2022.7Milvus 3.0: 2022.1112

Roadmap features
DDL

2.2

Version	Feature	Owner	Status	Comment
2.1	Supports string data types	xi-ge16,dragondriver	in progress	https://wiki.lfaidata.foundation/display/MIL/MEP+11+--+Support+String+DataType?src=contextnavpagetreemode
2.1	Username/Password	awekjiang	in progress	MEP 27 -- Support Basic Authentication	Supports dynamic collection meta	Writtic	in progress
2.2	Automatic data partition	pending	2.2	Supports Scalar bitmap/inverted Index for string and numeric data types	pendingLong term
2.2	Collection alias atomic switch		pendingLong term
2.2	Supports alter collection		pending
2.2	Support auto data paritition		pending
3.0	Support list,set,json data type		pending

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Version	Feature	Owner	Status	Comment
2.1	support query/search result iteration		delayed to 2.2
2.1	Support auto-expiration	Writtic	in progress	Partly finished. TBD next step.
2.2	Supports search by id		pending	TBD
2.2	Vector range search		pending	TBD
2.2	Update support		pending
2.2	Delete performance optimization		pending
3.0	Support complicated scalar operation with vectorization(DuckDB, Data fusion, Gandiva)		pending
Long term	Multi vector support		pending
Long term	Supports upsert/primary key deduplication		pending

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Version	Feature	Owner	Status	Comment
2.1	Multi tenant support and access control/Support ACL	JaimeKe Jiang	in progress	MEP 29 -- Support Role-Based Access Control
2.1	Data compression	yah01	done
2.2	query pagination		pending
2.2	Segment LRU load		pending
2.2	Change data capture		pendingLong Term
3.0	UDF support		pending
3.0	User specified reranking and preprocessing in container		pending
3.0	Adopts incremental backup		pending
Long Term	Supports static data encryption	pending	Long Term	Offers embedding-as-service through data importer/transformer	pending

Performance/Cost

Version	Feature	Owner	Status	Comment
2.1	performance benchmark	wangting	done
2.1	performance optimization and monitoring	czs007	in progress
2.1	Multi memory replica	sunby	in progress
2.1	Data bulkload	yhmo	in progress
2.2	Supports GPU Index building and embedding retrieval		pending
2.2	Load balance optimization	congqi xiaAdopts cost-based query optimization algorithm to improve hybrid search efficiency	pending
2.2	Supports ScaNN Index	walmart labs	in progress	A customer is working on this task
3.0	Adopts cost-based query optimization algorithm to improve hybrid search efficiency	2.2	Load balance optimization		pending
Long Term	Supports on-disk vector indexing		pending
Long Term	Automatic index optimization		pending

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Version	Feature	Owner	Status	Comment
2.1	Chaos test	zhuwenxing	done	basically works
2.x	Pressure test	yanliang567	pending
2.1	Supports segment in memory replicas	sunby	in progress
2.2	Flow control && back pressure support	jaime	pending
3.0	Master/Slave cluster		pending
3.02.2	Query node resource isolation		pending

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Version	Feature	Owner	Status	Comment
2.1	Embedded Milvus that runs on laptops	soothing-rain	in progress
2.1	windows support	matrix ji	in progress
2.1	arm support	yusheng ma	in progress
2.2	Multi datacenter deployment and multi-cloud integration		pending	ON AWS
2.2	Cluster auto scaling	LoveEachDayUDF support	pending
2.2	Dynamic cluster expansion/shrink	LoveEachDay	Milvus deploy with ansible	zwd1208	in progresspending
Long Term	Offline vector computation		pending

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Version	Feature	Owner	Status	Comment
2.1	Supports Restful APIs	haorenfsa, Anosh	in progressin design stage	coding
2.1	Supports C++ SDK	yhmo,matrixji,ArkaprabhaChakraborty	in progress	almost done
3.0	Milvus Query Language(SQL like, with ANN,Range support)		pending
Long TermSQL	Support GraphQL		pending
Long Term	Support Rust SDK-like Query Language		pending

Integration

Version	Feature	Owner	Status
2.1	Integrates Kafka	Jaime	in progress
2.2	Support meta storage interface (Meta in etcd, zookeeper and other user implemented logic)	Jaime	pending
2.2	Refine milvus bootcamp with Towhee and Hugging face	hou jie	pending
2.2	Data stored over local/distributed filesystems		pending2
.2Long Term	Integrates distributed KV stores such as HBase/TiKV/FoundationDB		pending

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