brainy/src/utils
David Snelling e86f765f3d fix: resolve critical 378x pagination infinite loop bug (v5.7.11)
CRITICAL BUG FIX: Workshop team reported 1,360,000+ entities loaded instead of 3,593
(378x multiplier), causing 15-20 minute startup times making app completely unusable.

## Root Cause

Pagination implementation had fundamental cursor/offset mismatch across codebase:
1. HNSW/Graph rebuilds passed `cursor` parameter
2. Storage methods accepted `cursor` but never used it, defaulted offset=0
3. Every pagination call returned same first N entities infinitely
4. hasMore calculation bug (>= instead of >) caused true infinite loop

## Fixes Applied (15 bugs across 5 files)

### src/storage/baseStorage.ts (5 fixes)
- Line 1086: Document cursor parameter currently ignored (offset-based for now)
- Line 1191: Fix hasMore (>= to >) in getNounsWithPagination
- Line 1221: Document cursor parameter currently ignored
- Line 1305: Fix hasMore (>= to >) in getVerbsWithPagination
- Line 1631: Fix hasMore (>= to >) in getVerbs

### src/storage/adapters/optimizedS3Search.ts (2 fixes)
- Line 110: Fix hasMore (>= to >) for nouns
- Line 193: Fix hasMore (>= to >) for verbs

### src/hnsw/typeAwareHNSWIndex.ts (2 fixes)
- Line 455: Change cursor to offset-based pagination
- Line 533: Increment offset instead of updating cursor

### src/hnsw/hnswIndex.ts (2 fixes)
- Line 1095: Change cursor to offset-based pagination
- Line 1164: Increment offset instead of updating cursor

### src/utils/rebuildCounts.ts (4 fixes)
- Line 67: Change cursor to offset for nouns
- Line 85: Increment offset for nouns
- Line 98: Change cursor to offset for verbs
- Line 115: Increment offset for verbs

## Impact

BEFORE v5.7.11:
-  Loading 1,360,000+ entities (378x multiplier)
-  15-20 minute startup times
-  Application completely unusable
-  Workshop team blocked from using disableAutoRebuild

AFTER v5.7.11:
-  Loads correct entity count (3,593 entities)
-  Fast startup (< 10 seconds for 3,600 entities)
-  disableAutoRebuild works correctly
-  No more infinite pagination loops

## Verification

Test with 50 entities shows:
-  Correct count: 50 documents + 1 collection = 51 entities
-  No 378x multiplier
-  No infinite loop
-  Fast rebuild completion

Resolves critical production blocker for Workshop team.

## Phase 2 (Future: v5.8.0)

Implement proper cursor-based pagination for stateless billion-scale support.
Current fix uses offset-based pagination which is sufficient for datasets
up to 10M entities.

Related: BRAINY_STARTUP_PERFORMANCE_BUG.md, BRAINY_V5_7_9_HNSW_BUG.md
2025-11-13 14:20:19 -08:00
..
adaptiveBackpressure.ts fix: prevent circuit breaker activation and data loss during bulk imports 2025-10-30 08:54:04 -07:00
adaptiveSocketManager.ts feat: add node: protocol to all Node.js built-in imports for bundler compatibility 2025-09-17 14:20:21 -07:00
autoConfiguration.ts feat: add node: protocol to all Node.js built-in imports for bundler compatibility 2025-09-17 14:20:21 -07:00
BoundedRegistry.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
brainyTypes.ts feat: implement comprehensive type safety system with BrainyTypes API 2025-09-01 09:37:36 -07:00
crypto.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
deletedItemsIndex.ts feat: comprehensive metadata namespace architecture and cleanup system 2025-08-27 15:38:48 -07:00
distance.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
embedding.ts fix: correct Node.js version references from 24 to 22 in comments and code 2025-10-20 11:43:31 -07:00
enhancedLogger.ts feat: Brainy 3.0 - Triple Intelligence Release 2025-09-15 11:06:16 -07:00
ensureDeleted.ts feat: comprehensive metadata namespace architecture and cleanup system 2025-08-27 15:38:48 -07:00
entityIdMapper.ts fix: v4.8.1 critical bug fixes for update() and clustering 2025-10-27 17:01:37 -07:00
environment.ts fix: correct Node.js version references from 24 to 22 in comments and code 2025-10-20 11:43:31 -07:00
fieldNameTracking.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
fieldTypeInference.ts feat(v4.0.0): Complete metadata/vector separation architecture with Azure support 2025-10-17 12:29:27 -07:00
import-progress-tracker.ts feat: comprehensive import progress tracking for all 7 formats 2025-10-24 14:45:46 -07:00
index.ts feat: Brainy 3.0 - Production-ready Triple Intelligence database 2025-09-11 16:23:32 -07:00
intelligentTypeMapper.ts feat: Stage 3 CANONICAL taxonomy with 169 types (v5.5.0) 2025-11-06 09:02:23 -08:00
jsonProcessing.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
logger.ts feat: add complete silent mode for TUI applications 2025-09-16 13:18:49 -07:00
memoryDetection.ts feat: implement always-adaptive caching with getCacheStats monitoring 2025-10-10 14:09:30 -07:00
metadataFilter.ts feat(v4.0.0): Complete metadata/vector separation architecture with Azure support 2025-10-17 12:29:27 -07:00
metadataIndex.ts fix: implement exists: false and missing operators in MetadataIndexManager 2025-11-13 11:06:59 -08:00
metadataIndexCache.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
metadataIndexChunking.ts feat(v4.0.0): Complete metadata/vector separation architecture with Azure support 2025-10-17 12:29:27 -07:00
metadataNamespace.ts feat: comprehensive metadata namespace architecture and cleanup system 2025-08-27 15:38:48 -07:00
mutex.ts feat: complete VFS with Knowledge Layer integration 2025-09-25 10:47:44 -07:00
nodeVersionCheck.ts fix: resolve browser compatibility by avoiding Node.js process access in nodeVersionCheck 2025-09-17 16:59:59 -07:00
operationUtils.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
paramValidation.ts fix: resolve 10 test failures across clustering, metadata, and deletion 2025-10-09 16:33:08 -07:00
performanceMonitor.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
periodicCleanup.ts feat(v4.0.0): Complete metadata/vector separation architecture with Azure support 2025-10-17 12:29:27 -07:00
rateLimiter.ts feat: Brainy 3.0 - Production-ready Triple Intelligence database 2025-09-11 16:23:32 -07:00
rebuildCounts.ts fix: resolve critical 378x pagination infinite loop bug (v5.7.11) 2025-11-13 14:20:19 -08:00
requestCoalescer.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
requestDeduplicator.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
searchCache.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
statisticsCollector.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
structuredLogger.ts feat: add browser environment compatibility support 2025-09-17 15:48:02 -07:00
textEncoding.ts feat: Brainy 3.0 - Production-ready Triple Intelligence database 2025-09-11 16:23:32 -07:00
typeUtils.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00
typeValidation.ts feat: Brainy 3.0 - Production-ready Triple Intelligence database 2025-09-11 16:23:32 -07:00
unifiedCache.ts perf: more aggressive cache fairness to prevent thrashing 2025-10-13 11:50:53 -07:00
version.ts fix: update hardcoded version references to use dynamic version 2025-09-26 13:41:16 -07:00
workerUtils.ts fix: correct Node.js version references from 24 to 22 in comments and code 2025-10-20 11:43:31 -07:00
writeBuffer.ts 🧠 Brainy 2.0.0 - Zero-Configuration AI Database with Triple Intelligence™ 2025-08-26 12:32:21 -07:00