v3.5.1

Added

• add go sdk
• add python sdk
• add openapi
• add trace option for document interface

Removed

• Remove some unnecessary logic in document query

Changed

• alloc FieldOperate in stack to reduce new/delete
• merge io operator to raw_vector
• use StorageManager in RawVector
• chore: use unconditional strings.TrimSuffix
• Using reference counting instead of deferred release

Fixed

• check index MetricType is empty
• delete data directionary after engine cloesed
• wait for engine closure before deleting the data directory

New Contributors

• @testwill made their first contribution in #783

Full Changelog: v3.5.0...v3.5.1

v3.5.0

Added

• add rocksdb bitmap manager
• add engine search and createtable error msg in response
• add data type stringArray
• ivfflat support brute force search
• Add status to manage function return values
• add alias interface

Removed

• remove useless error code
• remove boost in search request
• remove OnlineLogLevel
• remove MSearch
• remove response field _source
• remove document vector field feature in query response
• remove support for search condition of document_ids
• remove upsert vector field.feature
• remove result field.extra and table.compress_mode
• remove support for indivisible nsubvector of index ivfpq
• remove id_type

Changed

• unify error return format
• reduce memory copy in table Serialize
• return status in CreateVectorTable
• separate query from search method
• Classify the HTTP return values of Vearch as standard HTTP status codes
• use recall_num instead of quick
• rename search size to limit
• reformat query/filters
• Unify return data format of document interface
• Unify return data format of cluster version interface
• Unify the format of meta define interface
• rename index_size to training_threshold
• set default value for index_params to simplify space schema
• update space operation interface
• deal with log error without directly exit

Fixed

• call free only when an error occurs
• fix request auth

v3.4.4

Added

• support query next undeleted document with a docid value
• add retry for listen pprof port
• add interface of space/describe
• add vearch_backup tool
• add new version python sdk struct

Removed

• remove retrieval_types

Changed

• switch the router http framework to gin
• simplify error messages
• change FieldType in space to vearchpb.FieldType
• change some error return for document interface
• replace cbjson builder by sonic
• replace ioutil by os

Fixed

• fix deleteByQuery nil result panic
• fix GetMemoryInfo crash when deleting docs

v3.4.3

Added

• add go sdk demo

Removed

Changed

• check vector field and document_id for document/upsert

Fixed

• fix multi filter search error, fix field range index boundary error
• fix multiple vector search
• fix override warning
• fix macOS compile error

v3.4.2

Added

• add option to show hnsw search information
• add metric "vearch_disk_stat"
• add interface for index/flush and index/forcemerge
• add move_member interface to move members
• support for modifying a single field
• add option to describe index information for interface of index/rebuild
• Add "space_name" to the engine to distinguish logs from different spaces
• add interface of index/rebuild
• add devtoolset-10

Removed

• remove return value of source and set return fields in unified way
• remove field source
• remove storage type "Mmap"
• remove zstd
• remove zfp

Changed

• Change the storage type of the table to RocksDB
• print "meminfo" and "UnaryHandler" only when the LogInfoPrintSwitch switch is turned on
• check store_type and retrival_type for index
• change indexed str limit to 1024 in router
• unified rocksdb version

Fixed

• fix load of ivfpq index
• fix contex leak and reduce debug.Stack() calls
• fix bug when create vector table failed
• set empty list when document delete have no result

v3.4.1

Added

• add log for panic infomation
• add load_balance
• add option for check_restart
• add option to show detail info or not for cluster/health interface
• add resource check to prevent crash

Removed

Changed

• extend STR_MAX_INDEX_LEN from 255 to 1024

Fixed

• modify field_range_index delete fail log level
• Some index optimizations
• fix context leak
• limit field_range_index_ size to prevent large memory alloc on loading

v3.4.0

Added

• Add option of cluster_state in config
• Add node to faulty list on rpc error
• Add interface of document/query
• Add interface of document/upsert
• Add interface of document/search
• Add limit for document interface
• Add config option for replica_num

Removed

Changed

• Redefine data interfaces
• Make rocksdb the default component
• Document/query support to get document on specify partition
• Unify the return format of document/delete interface
• Simplify the return data of document/upsert
• Unify the return format of document/[query|upsert] interface
• Update langchain plugins
• Update etcd version to v3.5.6
• Change etcd InitialClusterToken to cluster name
• Change item_to_docid_ storage to rocksdb

Fixed

• Reformat codes and clear some warnnings
• Fix etcd import address

v3.3.4

Added

• Add option for limited db num to one (5756df1) (07f4e91)
• Add docker-image.yml (5bb07da)
• Add Authorization for interface of router (7679e61)

Removed

Changed

• Support domain_name for etcd (f0c1e2b)
• Update process property array log (b017ae3)
• Add the _id return value of the get interface (e1dcd76)

Fixed

v3.3.3

Added

• Add proxy master request in router (07f4e91)
• Add GetMemoryInfo (bd035ab)
• Add prefix for etcd key (c60fdb3)

Removed

• Remove BuildFieldIndex (b5b00e0)

Changed

• Filter error items in handlerQueryDocByIdsFeature(ce2b3d7)
• Show handler cost time (d611261)
• Don't check is_brute_search when query parameters don't have vector (d611261)

Fixed

• Fix engine close MultiFieldsRangeIndex::FieldOperateWorker crash (6dc2dd8)
• Fix etcd version (20502ad)

v3.3.2

Added

• Add support for langchain (a1b2d02)

Changed

• Set some default value for GammaVectorInfo in python sdk (16792a0)

Fixed

• Fix float32 filter error (d8a6c26)
• Fix schema index nil panic (176fab9)
• Fix python sdk compatibility (b550395)
• Fix HasBoost (07b98c4)