Top Articles

Data Lineage,

SQL Visualisation Guide – Query Diagrams, Lineage & ERD

Have you ever inherited the SQL codebase from someone else where it is in a “bit of a mess”? 😁 Sound familiar? Most data engineers and SQL developers have been there including myself—staring at a spaghetti-like web of queries, trying to untangle a chaotic SQL codebase. It’s a common nightmare. Traditionally, you had to fight …
Uli Bethke November 3, 2024
SQL,

SQL Challenge: Tackling the Island Problem in Time Series Data

Jump into our SQL Challenge! Today, we're exploring customer loyalty trends. Are you prepared to show off your SQL skills? About the quiz In this SQL pop quiz, we're challenging…
Uli Bethke November 7, 2023
XML,

XML Converters & Conversion – Ultimate Guide (2025)

“Urgent XML Conversion Project – Need by End of Week”. “Just Convert this XML to SQL Tables. Should be Simple!” Sound familiar?  From my experience, XML conversion projects follow the…
Maciek October 4, 2023
Snowflake,

7 guardrails against common mistakes that inflate Snowflake credit usage 

Dodge costly pitfalls Snowflake implementation has pioneered dozens of innovations in the data platform space. The long list includes separation of compute and storage, physical workload separation, data sharing, data…
Uli Bethke September 13, 2023
SQL,

Detect Bad SQL with Static & Dynamic Code Analysis – A Guide

Preventing Query Catastrophe with FlowHigh SQL Analyser Does the following sound familiar? As the wizard EsQuEl delved deep into the SQL code, he stumbled upon multiple instances where tables were…
Uli Bethke September 8, 2023

Recent Articles

All JSON Snowflake XML
Snowflake, Snowflake,

Snowflake Data Marketplace: UK Administrative Boundaries  

Overview We have published administrative boundary data for the UK on the Snowflake data marketplace.In this blog post we document what you need to know about the data including the…
Uli Bethke September 15, 2020
Data Warehouse, XML,

Converting Covid XML and JSON to Yellowbrick

 Sonra has recently certified Flexter against Yellowbrick.In this blog post we show you how Flexter and Yellowbrick work together to easily convert and query data that is locked away in…
Maciek July 23, 2020
Data Warehouse, XML,

Yellowbrick and Sonra Partner to Modernize Data Warehouses by Making XML and JSON Data Conversion Faster and Easier

PALO ALTO, Calif., July 8, 2020 – Hybrid cloud data warehouse company Yellowbrick Data today announced that Sonra has joined the company’s partner program. Both Yellowbrick and Sonra power huge…
Maciek July 9, 2020
Snowflake, Snowflake,

Querying hierarchical data in Snowflake

Overview Having the right tools for the job makes the life of a data engineer a lot easier. It is also more fun to work with a platform that has…
Uli Bethke July 4, 2020
Snowflake, Snowflake,

Medvault Success Story – Primary Healthcare Analytics on the Snowflake Cloud Data Platform

Overview: MedVault, an organization offering data management services in primary healthcare, identified the need for a platform which would help their clients to really unlock the value of their data.…
Uli Bethke June 29, 2020
Snowflake, Snowflake,

Snowflake for real time streaming. Change Data Capture with Qlik Replicate

Overview In this two part series on streaming with the Snowflake Data Platform, we use Snowflake for real time analytics.In part one, we use Qlik Replicate to identify changes to…
Uli Bethke June 12, 2020