v0.5.0

Core:

• Supports Product quantization. [Feature Request]: Support product quantization for IVF index #2077
• Supports Scalar quantization (u8). [Feature Request]: Support scalar quantization for IVF index #2085
• Supports Binary vector with Hamming distance.[Feature Request]: Supports Binary vector with Hamming distance. #2069
• Supports Cluster management, log replication
• Supports result caching and paginate function [Feature Request]: Search result caching and paginate funtion. #1903
• Supports regular expression on varchar field. [Feature Request]: Support regular expression in filter and project list. #1986
• Support providing comment when create database / index / table Add comment for database creation #2050 Add comment on table creation #2052
• Support boolean similarity for fulltext search [Feature Request]: Support keyword analyzer and boolean similarity for fulltext search #2139
• Support threshold for BM25, L2/IP/Cosine metrics for full-text/dense vector/sparse vector/tensor matching [Feature Request]: Support threshold for BM25, L2/IP/Cosine metrics for full-text/dense vector/sparse vector/tensor matching #2115
• Performance improvement of 'long text' [Feature Request]: Performance optimization for full text search if there are many terms #1320
• Supports Aarch64.[Feature Request]: Building for ARM64 CPUs #1084
• Support IK analyzer. [Feature Request]: Import IK analyzer into infinity #2305

Integration

• Integrates with RAGFlow [Feature Request]: Integrates Infinity with RAGFlow #1405

Tools

• GUI [Feature Request]: Added support for GUI #1841

v0.4.0

Core:

• Enable IVF Index. [Feature Request]: Add support for IVF index #1917
• Supports filter expression to match_dense/match_sparse/match_text/fusion respectively. [Feature Request]: add filter to match functions #1803
• Supports using full text as filter. [Feature Request]: add filter to match functions #1803
• Supports MinShouldMatch as a full text filter. [Feature Request]: Support MinShouldMatch as a full text filter #1862
• Supports date and time type. Add a type supporting dates. #1804 fix parser/type/date_type_std.cpp : check ymd.ok() after adding years to it #1824
• Supports IN operator in filter expression. [Feature Request]: Supports IN operator in filter expression. #1839
• Supports lock/unlock table to prevent manipulating. [Feature Request]: Lock table. #1813
• Add/Remove column by locking table.
• Supports Korean for full text search. [Feature Request]: Add Korean morphological analyzer to support Korean for full text search #1228
• Supports highlighter on full text search [Feature Request]: Support highlighter on full text search #1861
• Suports to add column comment when creating table. [Feature] Column comment #2038
• Supports analyzer from RAGFlow [Feature Request]: Implement analyzer import from RAGFlow #1973

Integration

• Supports S3 storage. [Feature Request]: Supports S3 storage #1809
• Refactor file IO part to integrates S3, NFS, and local filesystem.

API

• Create an specific embedded Infinity python module. [Feature Request]: Create an specific embedded Infinity python module #1786
• Support orderby / sort function. Add sort/orderby for infinity-sdk and infinity-embedded-sdk #1944

Tools

• GUI, list databases / tables / show variables / show configs [Feature Request]: Added support for GUI #1841

v0.3.0

Core:

• Virtual file system. [Feature Request]: Virtual file system #1184
• Memory optimization of sparse index building. Fix optimize index #1436
• Support unordered sparse embedding index when importing data. Fix: sort sparse expr in import and match statement #1419
• Unify SIMD operations together. Support simd functions dispatch at runtime #1473
• Supports bf16 embedding data type. Support float16 and bfloat16 embedding data type #1579
• Supports f16 embedding data type. Support float16 and bfloat16 embedding data type #1579
• Supports int8 embedding data type. Support int8 embedding and uint8 embedding #1527
• Supports multiple vectors on one document. [Feature Request]: Support multiple vectors on one document. #1679
• Smart full-text query syntax. Add "operator" option for fulltext query #1622
• Use full-checkpoint, export and import parquet file to support data backup and restore.
• Supports export parquet files. [Feature Request]: Supports importing data from parquet file. #1330
• Supports import parquet files. [Feature Request]: Supports importing data from parquet file. #1330

v0.2.0

• Supports sparse vector index. [Feature Request]: Support sparse vector #1174
• Supports tensor data type. [Feature Request]: Supports tensor data type #1179
• Supports cosine similarity. [Feature Request]: Supports cosine similarity #1176
• Supports configurable reciprocal rank fusion operator. [Feature Request]: Supports configurable reciprocal rank fusion operator #1177
• Multiple recall supports more than two ways. [Feature Request]: Multiple recall supports more than two ways. #1178
• HTTP API: Supports GET/SET variables. [Feature Request]: HTTP API: Supports GET/SET variables. #1180
• Embedded infinity. [Feature Request]: Embedded infinity #1181
• Export data into CSV and JSONL file type. [Feature Request]: Export data into CSV and JSONL file type #1175
• Unify the background computation task running into task executor. [Feature Request]: Unify the background computation task running into task executor. #1182
• Integrates later interaction models, such as Colbert. [Feature Request]: Run ColBERT reranker as a example for tensor type data #1279
• Support building secondary index on string columns. [Feature Request]: Support string for secondary index #1235
• Support Japanese for full text search. [Feature Request]: Integrate Japanese morphological analyzer into Infinity #1137
• Support traditional Chinese for full text search. [Feature Request]: Support traditional Chinese #1376
• Support near by query for full text search. [Feature Request]: Support near by search for full text retrieval #1346

v0.1.0

• Building HNSW index in parallel. [Feature Request]: Add parallel construction of knn index. #341
• Supports aggregate operation. [Feature Request]: Supports aggregate operation. #357
• Supports order by (sort) operation. [Feature Request]: Support Order By #339
• Supports limit operation. [Feature Request]: Support Limit #362
• Supports order by + limit as top operation. [Feature Request]: Support order by + limit as top operation #408
• Secondary index on structured data type. [Feature Request]: Secondary index #360
• New full text search. [Feature Request]: New full text index #358
• Minmax of column data. Minmax of column data. #448
• Bloomfilter of structured data column. [Feature Request]: Add bloomfilter to segment/block column. #467
• Refactor ColumnVector: Reduce serialization times as much as possible. [Feature Request]: Refactor ColumnVector #449
• Supports new data type: date. [Feature Request]: Support DATE data type #371
• Supports new data type: bool. [Feature Request]: Support BOOL data type #394
• Refactor meta data: Provides a clear interface to access meta data, instead of traversing meta data tree. [Refactor]: Refactor catalog #368
• Refactor error handling: Provides normalized error code and error message. [Feature Request]: Unified error message and error code #439
• Segment GC and segment compaction. [Feature Request]: Segment compaction #466
• Refactor WAL with physical log, instead of logical log. [Feature Request]: WAL physical log #431
• Asynchronous index building: Data become query-able once imported / inserted.
• Storage clean up: Deprecated index/segment/catalog ... files need to be clean up to save the disk space. [Feature Request]: Clean up #635
• Incremental checkpoint. [Feature Request]: Incremental checkpoint #438
• New python API to show database system value. [Feature Request]: Show Variable #495
• New python API to explain the query plan. [Feature Request]: Add Explain api for infinity_sdk #496
• HTTP API [Feature Request]: HTTP API support #779