ClickHouse Performance Archives | Page 4 of 7

Benchmarking ClickHouse using the clickhouse-benchmark Tool

Optimizing ClickHouse Thread Pool for High-Concurrency Workloads

Unlocking Performance: How We Optimized ClickHouse Thread Pool for High-Concurrency Workloads Unveiling Hidden Bottlenecks: Optimizing ClickHouse Thread Pool Performance ClickHouse has earned its reputation as a powerhouse for lightning-fast analytics, capable of handling immense volumes […]

Using GROUPBY for Groupings, Rolllups and Cubes in ClickHouse

High-Performance Reads of Parquet Data Using ClickHouse Server Swarms

Shiv Iyer

High-Performance Parquet File Reading with ClickHouse Server Swarms Follow the architecture and optimisation strategies detailed below to achieve high-performance reads of Parquet files using swarms of ClickHouse® servers. This approach leverages ClickHouse’s distributed and columnar […]

Using EXPLAIN to Determine JOIN Order in ClickHouse Query Execution Plan

Optimal Maintenance Plan for ClickHouse Infrastructure Operations

Shiv Iyer

ClickHouse Performance Tuning: Proven Maintenance Plan for Optimal Infrastructure, Scalability, and High Availability Building an optimal maintenance plan for ClickHouse infrastructure operations requires a structured approach to addressing performance, scalability, and high availability. ClickHouse, being […]

ClickHouse Horizontal Scaling: Optimal Read-Write Split Configuration and Execution

Real-Time Bid Tracking and Optimization with ClickHouse in High-Performance Data Pipelines

Shiv Iyer

Optimizing Real-Time Bidding Efficiency: Harnessing ClickHouse for Advanced Data Pipeline Management In the rapidly evolving landscape of real-time bidding (RTB) platforms, the ability to process and analyze large volumes of data at high speeds is […]

Understanding ClickHouse MergeTree: Data Organization, Merging, Replication, and Mutations Explained

Shiv Iyer

Understanding ClickHouse MergeTree: Data Organization, Merging, Replication, and Mutations Explained ClickHouse is renowned for its high-performance analytics and its ability to efficiently handle massive amounts of data. At the core of ClickHouse’s data storage and […]

Why Delta Updates Are Not Recommended in OLAP Databases: A Performance and Efficiency Perspective

Shiv Iyer

Why Delta Updates Are Not Recommended in OLAP Databases: A Performance and Efficiency Perspective Delta Updates in OLAP (Online Analytical Processing) databases are not recommended due to the fundamental design and architecture of these systems, […]

Integrating Parquet File Ingestion into ClickHouse Using Kafka: A Step-by-Step Guide

Shiv Iyer

Unlock the Power of Data: Seamlessly Integrate Parquet File Ingestion into ClickHouse with Kafka – Your Ultimate Step-by-Step Guide to Optimized Performance! To ingest Parquet files into ClickHouse using Kafka, you can follow a structured […]

Tuning ClickHouse for High-Velocity Data Ingestion in Distributed Tables

Implementing Tiered Storage in ClickHouse: Leveraging S3 for Efficient Data Archival and Compliance

Shiv Iyer

Using tiered storage like S3 for archiving data in ClickHouse is a common strategy for handling large volumes of data efficiently, particularly for compliance purposes where data must be retained but is queried infrequently. Here […]

Optimising ClickHouse Queries – Turbocharge your queries

ChistaDATA Inc.

Pic Courtesy – Pexels ClickHouse is an open-source online analytical database system for real-time analytics and super-fast queries on large datasets. While ClickHouse is inherently optimized for read speeds, it is still possible to end […]

ClickHouse Redo Operations for Data Reliability

Efficient Strategies for Purging Data in ClickHouse: Real-Life Use Cases and Detailed Implementation

Shiv Iyer

Efficiently purging data from ClickHouse is crucial for maintaining performance and managing storage costs, especially when dealing with large, real-life datasets. Here are some detailed strategies, complete with real-life data sets and use cases: 1. […]