Qdrant SQL with QQL 0.4.0: Bulk Upsert, Batch & Migrate
Build fast Qdrant SQL applications with QQL 0.4.0. Get AST parameter binding, bulk upsert, one-roundtrip BATCH blocks, and cluster migration with resume.
20 min read
Build logs from the field.
Architecture notes, agent governance, RAG pipelines, identity, and the tooling we ship. Written while building Veristamp.
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Qdrant Geospatial Search: Fix the Boundary Cliff with Decay
We replaced Qdrant geo_radius hard filters with GaussDecay and ExpDecay on 8,317 Berlin stays. Ring loss 37% to 0% in 8.1 ms. Code, data, and the 10-persona eval are on GitHub.
11 min read
Qdrant Hybrid Search for Legal RAG Tested on 2,034 Cases
We ran Qdrant hybrid search (RRF + ColBERT + FormulaQuery) on 2,034 Supreme Court precedents. Top-1 went from 31.8% to 86.4%. Code, data, and the 22-query eval are on GitHub.
16 min read
Qdrant 1.19 Per-Tenant IDF: Ranking Changes, Not nDCG
We ran Qdrant 1.19 per-tenant IDF on 457k CQADupStack docs. Top-1 changed on 20% of queries. Labeled nDCG barely moved. Methodology, numbers, and the API.
15 min read
Inspect Qdrant Queries in the Browser Before They Hit the API
QQL WASM parses and projects REST routes locally while you type. Execute only when you click. No cluster round-trip in the editor.
11 min read
Free Up Disk Space on Ubuntu: Clean Snapd, Docker & Logs
Ubuntu boot disk filling up? Reclaim 8-15GB from snapd, journald, and orphan Docker volumes without breaking running containers.
13 min read
Docker Bypasses UFW: The DOCKER-USER Fix for Any Linux VPS
Docker ignores UFW. Published ports hit FORWARD, not INPUT. Add a DOCKER-USER drop rule so UFW actually closes the port.
14 min read
Stop Cross-Tenant RAG Leaks Before Qdrant Runs the Search
Qdrant trusts the client filter. Inject tenant predicates into the query AST so agents cannot skip isolation, even under prompt injection.
13 min read
Query Qdrant From the CLI Without Writing SDK Code
qql-go is archived. Use the qql CLI from qql-rs for CI, runbooks, and agent-safe Qdrant retrieval. This post is the original design.
12 min read
Extract Entities From Documents Into an LLM Wiki With GLiNER2
GLiNER2 extracts entities, relations, and JSON on CPU. Build a compounding LLM wiki instead of re-running RAG on the same facts.
19 min read
Host a 24/7 AI Telegram Bot on Oracle Cloud Always Free
Deploy a private 24/7 AI Telegram bot on Oracle Cloud Always Free. Secure your $0/mo VPS with Tailscale and UFW with zero public open ports.
13 min read
RAG Chunking Visualizer: Debug Text Splitters in the Browser
Inspect RAG chunk boundaries in the browser. A Rust + WebAssembly splitter workbench for debugging overlap, headings, and embedding-ready chunks.
8 min read
Why You Shouldn't Build a Custom IdP (And What to Use Instead)
Don't build a custom identity provider for login. Use a real IdP for AuthN and keep authorization in your own control plane.
10 min read
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