---
title: "Kai Rahimov (@kairahimov) | Hashnode"
description: "Data engineer on Microsoft Fabric, Power BI and Power Platform. Writing about making Fabric apps cheaper, faster and easier to deploy."
url: "https://hashnode.com/@kairahimov"
---

@kairahimov

# Kai Rahimov

@kairahimov · Tashkent, Uzbekistan · Joined October 2026

Data engineer on Microsoft Fabric, Power BI and Power Platform. Writing about making Fabric apps cheaper, faster and easier to deploy.

### [My dispatcher cost 10 CU-hours a day. The database it kept awake cost 136.](https://kairahimov.hashnode.dev/fabric-sql-database-dispatcher-cost?utm_source=hashnode&utm_medium=feed)

For a month I thought I had already fixed the cost of our data refresh control panel. In September I moved its dispatcher notebook from Spark to the Python kernel and cut it from about 99 CU-hours a d

11 min read · [kairahimov.hashnode.dev](https://kairahimov.hashnode.dev/fabric-sql-database-dispatcher-cost?utm_source=hashnode&utm_medium=feed)

[3](https://hashnode.com/posts/fabric-sql-database-dispatcher-cost/6aedc64be2fbd4f7aef5abf6) [5d ago](https://hashnode.com/posts/fabric-sql-database-dispatcher-cost/6aedc64be2fbd4f7aef5abf6)