Showing posts with label clickhouse. Show all posts
Showing posts with label clickhouse. Show all posts
2024-03-23

Clickhouse in Kubernetes / Minikube using Bitnami Helm Charts

›
Normally for my projects I use docker-compose + normal bind persistence directory to avoid data loss for database (and keep it fast and simp...
2024-02-20

Dump/export Cassandra/BigQuery tables and import to Clickhouse

›
Today we're gonna dump Cassandra table and put it to Clickhouse. Cassandra is columnar database but use as OLTP since it have really goo...

Writing UDF for Clickhouse using Golang

›
Today we're going to create an UDF (User-defined Function) in Golang that can be run inside Clickhouse query, this function will parse ...
2022-05-07

Getting started with Trino

›
Trino is a distributed query engine, that allows you to JOIN from multiple datasources (databases like mysql, postgresql, bigquery, cassand...
2022-04-01

Georeplicable Architecture Tech Stacks

›
Since I got a use case for geo-replicable (multiple datacenters around the world), I need to create metrics and billing and log aggregator t...
2021-11-22

Kafka vs RedPanda Benchmark (also Tarantool and Clickhouse as queue)

›
Using default settings from their docker-compose example, today we're gonna benchmark one of popular MQ/PubSub software. I never used MQ...
2021-05-31

Easy Tarantool and ClickHouse Replication Setup

›
These two are currently my favorite databases because of their speed and features, Tarantool (200K tps) for OLTP, and ClickHouse (600K ins...