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Big data

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Data Vault 2.0 Explained: Hubs, Links and Satellites in SQL
Posted inBig data DBT SQL

Data Vault 2.0 Explained: Hubs, Links and Satellites in SQL

A hands-on Data Vault 2.0 guide: hubs, links and satellites, hash keys and hashdiffs, SQL load patterns, PIT and bridge tables, and common pitfalls.
Posted by Ajay November 3, 2026
BigQuery Partitioning vs Clustering: Cut Query Cost and Time
Posted inBig data GCP SQL

BigQuery Partitioning vs Clustering: Cut Query Cost and Time

A hands-on guide to BigQuery partitioning and clustering: when to use each, DDL and SQL examples, pruning rules, INFORMATION_SCHEMA checks and common pitfalls.
Posted by Ajay October 27, 2026
dbt Data Quality Testing: Generic, Singular and Unit Tests
Posted inBig data DBT

dbt Data Quality Testing: Generic, Singular and Unit Tests

A practical guide to dbt data quality testing: generic and singular data tests, unit tests for model logic, severity thresholds, stored failures and CI setup.
Posted by Ajay October 23, 2026
Fixing Data Skew in Apache Spark: AQE, Salting and Broadcasts
Posted inBig data Spark

Fixing Data Skew in Apache Spark: AQE, Salting and Broadcasts

Learn how to detect and fix data skew in Apache Spark using Adaptive Query Execution, broadcast joins, hot-key isolation and salting, with PySpark examples.
Posted by Ajay October 22, 2026
What's New in Snowflake in 2026
Posted inAI Big data Snowflake

What’s New in Snowflake in 2026: Summit Highlights and Autumn Updates for Data Engineers

Iceberg v3, Openflow, Snowflake Postgres mirroring, smarter Dynamic Tables, CoWork and CoCo: the Snowflake features that matter for data engineers in 2026, with GA vs preview status and a practical checklist.
Posted by Ajay October 19, 2026
Dynamic Tables vs Streams & Tasks
Posted inBig data Snowflake SQL

Incremental Pipelines in Snowflake: Dynamic Tables vs Streams & Tasks (Hands-On)

Build the same incremental pipeline two ways in Snowflake, with Streams & Tasks and with Dynamic Tables. Full SQL, monitoring queries, 2026 updates and a clear guide to which one to use.
Posted by Ajay October 19, 2026
Snowflake Cost Optimization Playbook
Posted inBig data Snowflake SQL

Snowflake Cost Optimization: A Practical Playbook with SQL

Find where your Snowflake credits go and cut them: auto-suspend, right-sizing, resource monitors, query tuning, storage trimming and AI quotas, with ready-to-run SQL and a 30-minute monthly review.
Posted by Ajay October 19, 2026
Microsoft Fabric 2026: latest features and who uses it
Posted inAI Big data Microsoft Fabric

Microsoft Fabric in 2026: The Latest Features and Who Is Using It

Everything Microsoft shipped for Fabric at FabCon Europe 2026: Fabric IQ in Copilot, Runtime 2.0, a data engineering agent, BigQuery mirroring, F0 capacity and more, with GA vs preview status, real customer results and a practical checklist.
Posted by Ajay October 19, 2026
Confluent Kafka to Microsoft Fabric
Posted inAzure Microsoft Fabric

Confluent Kafka to Microsoft Fabric

Build real-time pipelines from Confluent Kafka to Microsoft Fabric: architecture, security, governance, implementation steps and monitoring.
Posted by Ajay February 9, 2026
Microsoft Fabric Data Engineering
Posted inAI Azure Microsoft Fabric

Microsoft Fabric Data Engineering

The complete guide to Microsoft Fabric data engineering: OneLake, lakehouses, Spark, pipelines and architecture best practices, updated for 2026.
Posted by Ajay February 8, 2026

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