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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
XML,

Best Way to Load & Convert XML Data to Oracle Tables

It's very easy to get lost in the Oracle features for working with XML. The following questions come up frequently: What are my options for working with XML in Oracle?…
Maciek March 4, 2024
XML,

9 Critical Types of XML Tools for Developers

Trying to code XML and XSDs by hand is really tedious. It can be easy to mess up, especially with more complex XML based on industry data standards. XML software…
Maciek February 9, 2024
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,

How to Insert XML Data into SQL Table?

You have 3 options for inserting XML data into an SQL table. Schema on read: Import the XML document into an SQL database table without converting the data to a…
Kristijan Berta 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