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Building a Hadoop + Spark Data Warehouse with a Text-to-SQL AI Assistant

Building a Hadoop + Spark Data Warehouse with a Text-to-SQL AI Assistant

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2 min read
Track SEC comment letters for any ticker in 5 minutes (EDGAR UPLOAD/CORRESP, no API key)

Track SEC comment letters for any ticker in 5 minutes (EDGAR UPLOAD/CORRESP, no API key)

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2 min read
Designing Airflow DAGs with Retries, SLAs, and Idempotency

Designing Airflow DAGs with Retries, SLAs, and Idempotency

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7 min read
How Kubernetes and Docker Support Cloud Data Engineering

How Kubernetes and Docker Support Cloud Data Engineering

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3 min read
SQL Window Functions Clicked When I Stopped Collapsing Rows

SQL Window Functions Clicked When I Stopped Collapsing Rows

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8 min read
Databricks Real-Time Mode Is GA. Your Pipeline Still Won't Be Real-Time.

Databricks Real-Time Mode Is GA. Your Pipeline Still Won't Be Real-Time.

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7 min read
Review AI-generated SQL before you trust the number: a checklist with a runnable fixture

Review AI-generated SQL before you trust the number: a checklist with a runnable fixture

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19 min read
Why Is Your Fabric Capacity Throttling During Off-Peak Hours?

Why Is Your Fabric Capacity Throttling During Off-Peak Hours?

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4 min read
BI MCP or Warehouse MCP? A 7-toggle rubric for picking the right doorway

BI MCP or Warehouse MCP? A 7-toggle rubric for picking the right doorway

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3 min read
Detecting a missing bank statement from balance carry-forward (not from dates)

Detecting a missing bank statement from balance carry-forward (not from dates)

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4 min read
Your first-seen product count is not a launch count

Your first-seen product count is not a launch count

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6 min read
Your Iceberg tables are rotting: we measured it, then built a fix (free, Apache 2.0)

Your Iceberg tables are rotting: we measured it, then built a fix (free, Apache 2.0)

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6 min read
Change Data Capture: A Guide to Database Synchronization

Change Data Capture: A Guide to Database Synchronization

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5 min read
Why PostHog Left DuckDB at 2 PB (and How to Check Your DuckLake Catalog)

Why PostHog Left DuckDB at 2 PB (and How to Check Your DuckLake Catalog)

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7 min read
Null rate data quality check in SQL, per column

Null rate data quality check in SQL, per column

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2 min read
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