Snowpipe streaming #13
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- Also move LoadResult and LoadConfig to /loaders/types to avoid circular dependencies
- Integration tests require an Amp server
- Configurable reorg buffer - Create table ahead of spinning up parallel workers to ensure it's ready for all of them and avoid complexity of thread locking - SQL variables for string replacement - Better docs, including limitations
- CheckpointState with block ranges and metadata - is_reorg flag to mark reorg events (preserves history) - PostgreSQL-backed storage with JSONB - NullCheckpointStore for backward compatibility - Network-specific invalidation on reorg
- RetryConfig: Configurable retry behavior with backoff - ExponentialBackoff: Calculate delays with optional jitter - BackPressureConfig: Adaptive rate limiting configuration - AdaptiveRateLimiter: Auto-adjust delays based on responses - ErrorClassifier: Identify transient vs permanent errors
- IdempotencyConfig: Simple config (no mode parameter - auto-detect) - ProcessedRange: Track processed block ranges with metadata - ProcessedRangesStore: Abstract interface for storage backends - DatabaseProcessedRangesStore: PostgreSQL implementation - NullProcessedRangesStore: No-op for disabled state - compute_batch_hash: SHA256 content verification
Upgrades from 3.18.0 to 4.0.0 to benefit from: - Improved token expiration handling - Certificate revocation checking via CRLs - General stability improvements Test results show +1 test passing (19 passed, 11 failed, up from 18/12). 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
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