
QueryFuser
Cut BigQuery costs by merging dashboard queries
What it does
QueryFuser is a PostgreSQL-compatible proxy for BigQuery that cuts your query costs. When BI tools like Looker or Tableau load a dashboard, they fire separate queries per tile — each scanning the same tables. QueryFuser intercepts these, merges concurrent queries hitting the same tables into a single BigQuery scan, and splits the results back. Combined with cache optimization that rewrites volatile SQL expressions for better cache hits. Zero code changes — just lower bills.
Does the same job
all alternatives →- UCUse Claude Code to Query 600 GB Indexes over Hacker News, ArXiv, etc.Dec 2025 · exopriors.com · ▲397
Paste in my prompt to Claude Code with an embedded API key for accessing my public readonly SQL+vector database, and you have a state-of-the-art research tool over Hacker News, arXiv, LessWrong, and dozens of other high-quality public commons sites. Claude whips up the monster SQL queries that safely run on my machine, to answer your most nuanced questions. There's also an Alerts functionality, where you can just ask Claude to submit a SQL query as an alert, and you'll be emailed when the ultra nuanced criteria is met (and the output changes). Like I want to know when somebody posts about…
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Hey HN! Lev and Justin here, authors of PgDog (https://pgdog.dev/), a connection pooler, load balancer and database sharder for PostgreSQL. If you build apps with a lot of traffic, you know the first thing to break is the database. We are solving this with a network proxy that works without requiring application code changes or database migrations. Our post from last year: https://news.ycombinator.com/item?id=44099187 The most important update: we are in production. Sharding is used a lot, with direct-to-shard queries (one shard per query) working pretty much…



- PQPostgres query lock explainer2023 · github.com · ▲143
This is like 4 years old, but I’m braver now and ready to share stuff with this community. I’ve been a lurker for a while. I made this tool - it’s kind of like “explain” but it tells you about what locks would be required by the query. I was making it as part of a larger tool that would try to prevent deadlocks during migrations at my last company, I never finished it.
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