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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
SQL,

How to Parse XML Data in SQL Server

The many options available for loading, querying, shredding, and converting XML on SQL Server can often be overwhelming for beginners. SQLXML, XPath, XQuery, OPENXML, FOR XML, OPENROWSET, BULK INSERT are…
Maciek January 25, 2024
XML,

The Ultimate Guide to XML Mapping in 2025

XML mapping is a critical process in data integration, ETL, and system interoperability. As an architect, analyst, engineer, or manager involved in XML mapping projects, you're likely familiar with the…
Maciek January 11, 2024
XML,
Seamless XML data insertion into SQL tables for efficient database management

How to Insert XML into SQL Tables (2025 Guide)

XML appears everywhere: in APIs, partner feeds, and legacy exports. But turning it into clean, relational tables for SQL queries? That’s where things can get tricky. If you’ve battled fragile…
Maciek December 22, 2023
XML,

Should you Use Outsourced XML Conversion Services?

What is an XML conversion service? When companies need to process and convert XML documents they have two basic choices. They can either implement an XML conversion solution in-house with…
Maciek December 15, 2023
SQL Parser,

SQL Parsing for PostgreSQL Table and Column Audit Logging

PostgreSQL, or Postgres, is an open-source object-relational database system known for its reliability, data integrity, and robust features. It offers advanced data types, comprehensive extensibility, and strong community support. Its…
Uli Bethke December 8, 2023
SQL,

Mastering SQL: How to detect and avoid 34+ Common SQL Antipatterns

Overview Are you looking for reasons why your SQL queries are slow or costly. Look no more. This blog post showcases a comprehensive list of 34 SQL antipatterns. Use it…
Uli Bethke December 6, 2023