Shiv Iyer, Author at ChistaDATA Inc.

Using GROUPBY for Groupings, Rolllups and Cubes in ClickHouse

High-Performance Reads of Parquet Data Using ClickHouse Server Swarms

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 […]

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 Architecture and Query Performance Techniques

Optimizing Data Processing with ClickHouse MergeTree on S3

Shiv Iyer

Optimizing Data Processing with ClickHouse MergeTree on S3: Intro and Architecture ClickHouse® MergeTree on S3 – Intro and Architecture ClickHouse MergeTree is a highly adaptable and robust storage engine optimized for high-performance analytics in contemporary […]

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 […]

Application Domain Index for Nested Data Structures

Optimizing Revenue for FinTech Platforms Using K-Means Algorithms in Google BigQuery

Shiv Iyer

Harnessing the sophisticated K-Means algorithm within Google BigQuery’s comprehensive analytics ecosystem presents a transformative opportunity to substantially enhance revenue optimization strategies for FinTech platforms. This advanced machine learning technique demonstrates remarkable proficiency in categorizing diverse […]

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 […]

Delta Updates in OLAP Databases: Why They Hurt Performance

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, […]

ClickHouse Search: Manticore Full Text Search with Plain Index

Mastering User Management in ClickHouse: A Complete Guide to Authentication, Authorization, and Future Security Enhancements

Shiv Iyer

User Management in ClickHouse: A Comprehensive Guide Introduction User management is a critical aspect of any analytical application, as it ensures secure access to data while maintaining flexibility for various users. In ClickHouse, user management […]

ClickHouse Parquet Ingestion via 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! ClickHouse Parquet Ingestion enables a seamless, high-performance workflow for moving data from distributed […]

ClickHouse Data Compression Techniques for Time-series Datasets

Optimizing Non-SARGable Predicates in ClickHouse for Improved Query Performance

Shiv Iyer

ClickHouse Query Optimization Non-SARGable (Search ARGument ABLE) predicates are conditions in SQL queries that prevent the database engine from using indexes efficiently, leading to full table scans and degraded query performance. Implementing and handling Non-SARGable […]

ChistaDATA Inc.

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Articles by Shiv Iyer

High-Performance Reads of Parquet Data Using ClickHouse Server Swarms

Optimal Maintenance Plan for ClickHouse Infrastructure Operations

Optimizing Data Processing with ClickHouse MergeTree on S3

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

Optimizing Revenue for FinTech Platforms Using K-Means Algorithms in Google BigQuery

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

Delta Updates in OLAP Databases: Why They Hurt Performance

Mastering User Management in ClickHouse: A Complete Guide to Authentication, Authorization, and Future Security Enhancements

ClickHouse Parquet Ingestion via Kafka: A Step-by-Step Guide

Optimizing Non-SARGable Predicates in ClickHouse for Improved Query Performance