This month's discount Comprehensive Database Performance Health Check · Testimonials
SQLAuthority with Pinal Dave
Home
  • Consulting
    • Health Check
  • Free Videos
  • All Articles
    • AI
    • SQL Performance
    • SQL Tips and Tricks
    • Interview Questions and Answers
    • SQL Puzzle
    • SQL Video
    • SQLAuthority News
    • Personal
  • Books
  • Consulting
certificateoftrust

SQL SERVER – Fix – Error – The certificate chain was issued by an authority that is not trusted

September 1, 2023
Pinal Dave
SQL Tips and Tricks
SQL Connection, SQL Error Messages, SQL Server Security

ASP.NET Core applications can sometimes result in the error “The certificate chain was issued by an authority that is not trusted.”

Read More
Gouache painting: a tea shop counter where one small wooden crate is checked twice: once close up under a magnifying lens, and once from across the room on a wide shelf; the crate's tag is vermilion

BDD vs TDD: One Small Feature, Two Ways to Test It

August 31, 2023
Pinal Dave
SQL Tips and Tricks
Best Practices, Developer, Software Development, Testing

BDD vs TDD is easy to mix up until you test the same feature both ways. This post checks one delivery rule with a unit test and then with a plain-language scenario, runs the unit test, and explains when each approach fits.

Read More
SQL Server Beginners 10 Queries.

SQL SERVER – Absolute Beginners 10 Queries

August 30, 2023
Pinal Dave
SQL Tips and Tricks
SQL Sample Database

I thought it was a very good exercise for everyone. Here, I will be sharing the same. Let us see Absolute Beginners 10 Queries.

Read More
A pear tree trained flat against a brick wall, a finger tracing one branch from the trunk to a single pear.

Materialized Path Hierarchies: Storing the Path as a String

August 28, 2023
Pinal Dave
SQL Tips and Tricks
SQL Scripts, SQL Server, SQL String, SQL Table Operation

Build a materialized path hierarchy in T-SQL, query descendants, calculate depth, and move a subtree without creating cycles.

Read More
random rows

SQL SERVER – Techniques for Retrieving Random Rows

August 25, 2023
Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Random, SQL Top

This post will explore various techniques to retrieve random rows in SQL Server and analyze their performance and randomness characteristics in depth.

Read More
column exists

SQL SERVER – Checking If a Column Exists in a Table

August 24, 2023
Pinal Dave
SQL Tips and Tricks
Schema, SQL Column, SQL Table Operation, System Object

Let us see a script that will help check if a Column Exists in a Table. One of the common tasks that developers deal with when working on database-related projects

Read More
A cheese press holding differently sized portions beside equivalent weighed pieces

Unit of Measure Conversions: One Table for Kilograms, Pounds and Boxes

August 23, 2023
Pinal Dave
SQL Tips and Tricks
SQL System Table, SQL Table Operation, Table Partitioning, Temp Table

Adding kilograms, pounds and boxes gives a number that means nothing. Convert each product to one base unit and find the rows that cannot convert.

Read More
Previous 1 … 9 10 11 12 13 14 15 … 568 Next
  • Books
  • Testimonials
  • Privacy Policy

© 2006 – 2026 All rights reserved. pinal @ SQLAuthority.com