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Article 姚 鑫 · May 8 3m read

Hi everyone,

I’m thrilled to share that after several years of deep diving into the InterSystems IRIS data platform, I have finally summarized my project experiences into a new book IRIS (Data Platform) Programming Technical Guide. It is published by Beihang University Press, a prestigious central-level comprehensive publisher renowned for its leading role in aerospace, science, and technology publishing.

Writing this book was a significant engineering challenge for me. My goal was to bridge the gap between "understanding the syntax" and "building a production-ready project.

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Article 姚 鑫 · Mar 22, 2023 25m read

Brief

What is Query

Query is a method for finding data that meets the conditions and presenting the results as a data set.

Type of Query

  • SQL Query,Using %SQLQuery and SQL SELECT.
  • ,Using Class and custom logic to generate result.

Note: Before we talk about the general Query solution, let's first understand the basics of Query to help understand the implementation principles. If you already know the basic use of Query, please skip this section and go straight to "Challenges".

Query Basics

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