Knowledge Base

 Results for "schema design"

Articles, FAQs, project case studies, and service deep-dives.

Main site

Search results

36 results
Article Data & Platform ★ Featured

Data Warehouse Modelling — Star Schema and Dimensional Design

Facts, dimensions, slowly changing dimensions, and why modelling choices matter for query performance.

data warehouse star schema dimensional modeling SCD fact table
1 views Mar 30, 2026
Article Product Engineering ★ Featured

Progressive Delivery — Feature Flags, Canary, and Dark Launching

Techniques for releasing software confidently at any scale.

progressive delivery canary dark launch feature flags rollback
1 views Mar 30, 2026
Article Data & Platform ★ Featured

Apache Iceberg — The Open Table Format Explained

Snapshots, schema evolution, partition evolution, time travel, and compaction.

Apache Iceberg open table format time travel schema evolution ACID
1 views Mar 30, 2026
Article Product Engineering ★ Featured

CI/CD Pipeline Design — From Commit to Production

Stages, gates, deployment strategies, and keeping pipelines fast.

CI/CD pipeline GitHub Actions blue-green canary
1 views Mar 30, 2026
Article Data & Platform ★ Featured

Introduction to Data Pipelines

What a data pipeline is, the core stages, and when to build vs buy.

data pipeline ETL ELT ingest transform
1 views Mar 30, 2026
Article Data & Platform ★ Featured

Privacy-First Data Design — PII Handling Patterns

Tokenisation, pseudonymisation, encryption at rest, and right-to-deletion workflows.

PII privacy GDPR pseudonymisation tokenisation
1 views Mar 30, 2026
Article Product Engineering ★ Featured

Database Schema Migration Strategies

Expand-contract pattern, zero-downtime migrations, and tooling.

database migration expand-contract zero downtime Flyway Liquibase
1 views Mar 30, 2026
Article Product Engineering ★ Featured

REST API design principles we follow

Versioning, error formats, pagination, and auth patterns used across all Intersysop-built APIs.

API REST versioning auth JWT
1 views Mar 30, 2026
Article Product Engineering ★ Featured

Multi-Tenancy Patterns — Database-per-Tenant, Schema-per-Tenant, and Row-Level

Tradeoffs for SaaS data isolation, compliance, and operational complexity.

multi-tenancy SaaS database per tenant row-level security PostgreSQL
1 views Mar 30, 2026
Article Data & Platform

Getting Started with dbt (data build tool)

Models, tests, documentation, and the dbt workflow for transforming warehouse data.

dbt data build tool ELT SQL transformation
1 views Mar 30, 2026
Article Data & Platform

Implementing Data Lineage Tracking

Column-level lineage, tools, and why it is critical for debugging and compliance.

data lineage OpenLineage DataHub dbt column lineage
1 views Mar 30, 2026
Article Product Engineering

Designing a Reliable Webhook System

Delivery guarantees, signature verification, retry logic, and consumer best practices.

webhooks HMAC signature verification idempotency retry
2 views Mar 30, 2026
Article Product Engineering

Background Job Queue Design

Idempotency, retries, dead letter queues, and job observability.

background jobs queue idempotency DLQ retry
1 views Mar 30, 2026
Article Product Engineering

Idiomatic REST API Design Patterns

Naming conventions, filtering, sorting, sparse fieldsets, and HATEOAS considerations.

REST API design naming conventions filtering sorting
1 views Mar 30, 2026
Article Data & Platform

Data Lake vs Data Warehouse vs Lakehouse

Practical comparison of the three architectures and how to choose.

data lake data warehouse lakehouse Delta Lake Iceberg
1 views Mar 30, 2026
Article Data & Platform

Data Observability — Detecting Silent Pipeline Failures

Freshness, volume, distribution, schema, and lineage monitoring for data reliability.

data observability freshness volume distribution Monte Carlo
1 views Mar 30, 2026
Article Data & Platform

Delta Lake — ACID Transactions for Your Data Lake

Transaction log, upserts, schema enforcement, and time travel on S3.

Delta Lake ACID upsert MERGE time travel
1 views Mar 30, 2026
Article Product Engineering

Event Sourcing and CQRS — Practical Implementation

Event store design, projection rebuilding, and operational realities.

event sourcing CQRS event store projection snapshot
1 views Mar 30, 2026
Article Product Engineering

CDN and Edge Caching Strategy

Origin offload, cache key design, purging, and choosing a CDN.

CDN edge caching cache key purging Cloudflare
1 views Mar 30, 2026
Article Data & Platform

Airflow Best Practices for Production Pipelines

Idempotency, backfilling, SLA misses, and common pitfalls to avoid.

Airflow best practices idempotency backfill SLA
1 views Mar 30, 2026
Article Data & Platform

Designing a Data Lake on AWS S3

Folder structure, naming conventions, lifecycle policies, and access patterns.

S3 data lake AWS partitioning lifecycle
1 views Mar 30, 2026
Article Data & Platform

Schema Registry and Avro for Kafka Data Contracts

Why schema management matters for streaming pipelines and how to implement it.

Avro Schema Registry Kafka data contracts schema evolution
1 views Mar 30, 2026
Article Product Engineering

gRPC Service Design — Protocol Buffers and Production Patterns

Proto file design, streaming, deadlines, interceptors, and error handling.

gRPC Protocol Buffers proto3 streaming interceptors
1 views Mar 30, 2026
Article Data & Platform

Migrating from MySQL to PostgreSQL

Schema translation, data migration, and common incompatibilities to address.

MySQL PostgreSQL migration pgloader schema translation
1 views Mar 30, 2026
Article Product Engineering

HTTP Caching Strategies for APIs and Web Applications

Cache-Control headers, ETags, CDN caching, and cache invalidation.

HTTP caching Cache-Control ETag CDN stale-while-revalidate
1 views Mar 30, 2026
Article Data & Platform

Time-Series Databases — InfluxDB vs TimescaleDB vs ClickHouse

Comparing purpose-built and general-purpose solutions for time-series data.

time-series InfluxDB TimescaleDB ClickHouse metrics
1 views Mar 30, 2026
Article Data & Platform

MongoDB Schema Design Patterns

Embedding vs referencing, the subset pattern, and indexing strategy.

MongoDB schema design embedding referencing bucket pattern
1 views Mar 30, 2026
Article Product Engineering

API Error Handling — Consistent Error Responses

Error format standards, HTTP status code usage, and client-friendly error design.

API error handling HTTP status codes error format validation
1 views Mar 30, 2026
Article Product Engineering

GraphQL vs REST — When to Use Each

Comparing query flexibility, over-fetching, tooling, and operational complexity.

GraphQL REST API design DataLoader N+1
1 views Mar 30, 2026
Article Data & Platform

Parquet vs CSV — Why Columnar Storage Matters

How Parquet's columnar format reduces storage costs and speeds up analytical queries.

Parquet CSV columnar storage compression PyArrow
1 views Mar 30, 2026
Article Product Engineering

API Pagination — Cursor, Offset, and Keyset Patterns

When each method works, performance tradeoffs, and implementation details.

pagination cursor offset keyset API design
1 views Mar 30, 2026
Article Product Engineering

Designing and Publishing API Client SDKs

Auto-generation vs handwritten, retry logic, versioning, and developer experience.

SDK API client openapi-generator retry developer experience
1 views Mar 30, 2026
Service Service Descriptions

Data & Platform — Service Overview

Pipelines, vector stores, governance, and privacy-first data design.

data platform pipelines vector store governance privacy
2 views Mar 30, 2026
Article Data & Platform

Testing Strategy for Data Pipelines

Unit tests, integration tests, data contract tests, and regression testing for pipelines.

testing data pipeline dbt unit tests integration tests
1 views Mar 30, 2026
Article Product Engineering

OpenAPI Spec-First API Development

Write the contract before writing code — benefits, tooling, and workflow.

OpenAPI Swagger spec-first API design Spectral
1 views Mar 30, 2026
Article Data & Platform

Data Contracts — Formalising Agreements Between Producers and Consumers

Schema, SLAs, semantics, and how to enforce data contracts in practice.

data contracts ODCS schema SLA producer
1 views Mar 30, 2026