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Designing a data model for geo-tagged tree plantation records

Designing a data model for geo-tagged tree plantation records

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3 min read
Building hldays #2: Modelling holidays from country down to municipality

Building hldays #2: Modelling holidays from country down to municipality

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6 min read
Your Dashboard Is Lying: The Spend Fan-Out Trap and the Lead I Lost When the API Went Down

Your Dashboard Is Lying: The Spend Fan-Out Trap and the Lead I Lost When the API Went Down

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3 min read
Modelling Medical Device Sizes: Encoding Ureteral Access Sheaths in a Product Catalogue

Modelling Medical Device Sizes: Encoding Ureteral Access Sheaths in a Product Catalogue

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2 min read
Modeling a chart of accounts: number ranges, types and a CSV import format

Modeling a chart of accounts: number ranges, types and a CSV import format

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6 min read
A line-item schema for invoice extraction (and the checks that catch bad reads)

A line-item schema for invoice extraction (and the checks that catch bad reads)

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6 min read
The field that grew with every batch was the wrong one

The field that grew with every batch was the wrong one

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2 min read
Batch lineage without a database migration — just log the parent ID

Batch lineage without a database migration — just log the parent ID

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3 min read
Recurring Appointments Done Right: RRULE, Exceptions and the Four Cases That Break a Naive Rule

Recurring Appointments Done Right: RRULE, Exceptions and the Four Cases That Break a Naive Rule

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4 min read
Nonprofit books as a data model: two extra dimensions on every ledger line

Nonprofit books as a data model: two extra dimensions on every ledger line

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4 min read
A restaurant month as double-entry data: prime cost, tip liabilities and delivery gross-up

A restaurant month as double-entry data: prime cost, tip liabilities and delivery gross-up

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4 min read
Relationships, Schemas and Joins in Power BI: A Practical Guide to Data Modelling

Relationships, Schemas and Joins in Power BI: A Practical Guide to Data Modelling

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2 min read
How I Modelled My Power BI Data — Data Modelling, Relationships & Joins (Kenya Crops Dataset)

How I Modelled My Power BI Data — Data Modelling, Relationships & Joins (Kenya Crops Dataset)

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12 min read
Designing a Production-Ready Data Science Pipeline: From Raw Events to Monitored Models

Designing a Production-Ready Data Science Pipeline: From Raw Events to Monitored Models

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5 min read
Data Modelling, Relationships & Joins in PowerBI.

Data Modelling, Relationships & Joins in PowerBI.

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19 min read
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