 dimgigov
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07a37d8e78
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feat: B-Tree, columnar engine, IR/type checker, connection pool, JWT auth, quantization, Louvain, pattern matching — 57 tests
- B-Tree index: insert, get, scan range, duplicate keys
- Columnar engine: batch ops, RLE/dict encoding, GroupBy, aggregates
- IR (Intermediate Representation): plan nodes, expressions, type checker
- Connection pool: load-balanced eviction, min/max connections
- JWT authentication with token verify and claims parsing
- Vector quantization: scalar 8-bit/4-bit, product quantization, binary
- Louvain community detection algorithm
- Graph pattern matching (subgraph isomorphism)
- 18 new test suites (57 total, all passing)
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2026-05-06 00:57:30 +03:00 |
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dimgigov
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5c84aeccf8
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feat: MVCC, wire protocol, HTTP API, schema system, CLI shell — 39 tests
- MVCC: multi-version concurrency control with snapshot isolation
- Deadlock detection: wait-for graph with cycle detection
- Wire Protocol: binary message format, 16 types, big-endian serialization
- HTTP/REST API: router with CORS, path params, JSON
- Schema system: types, links, properties, migration diffing
- CLI: interactive query shell (bara shell)
- 18 new tests (39 total, all passing)
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2026-05-06 00:32:02 +03:00 |
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dimgigov
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6935889877
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feat: initial BaraDB — multimodal database engine in Nim
- LSM-Tree storage engine with WAL, bloom filter, MemTable
- BaraQL query language: lexer (80+ tokens), recursive descent parser, AST
- Vector engine: HNSW + IVF-PQ indexes, 4 distance metrics
- Graph engine: adjacency list, BFS/DFS, Dijkstra, PageRank
- Full-Text Search: inverted index, BM25 ranking, stemming, stop words
- Type system: 17 types (int/float/string/uuid/json/vector/...)
- Async TCP server
- 21 passing tests
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2026-05-06 00:22:12 +03:00 |
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