Aisha Bukar in Databases The key syntax differences between MySQL and PostgreSQL – everything you should know Migrating from MySQL to PostgreSQL? Learn the key SQL syntax differences - identifier quoting, auto-increment, LIMIT vs FETCH FIRST, and... 26 October 2026 19 min read 1
Fabiano Amorim in SQL Server How to secure temporary objects, metadata visibility, and audit assurance in SQL Server (complete guide) Global temp objects, DMVs, and audit gaps can quietly become attack paths in SQL Server. Learn what to review, monitor,... 09 October 2026 23 min read 4
Fabiano Amorim in SQL Server How to close SQL Server operational blind spots (linked servers, DMVs, and KILL command security risks & fixes) Learn how attackers exploit SQL Server linked servers, traces, DMVs, and the KILL command - plus the monitoring queries and... 25 September 2026 14 min read 21
Edward Pollack in SQL Server SQL Server login failures: how to monitor, report, and alert on them (complete guide) Learn how to detect and report SQL Server login failures using T-SQL and xp_readerrorlog. Includes ready-to-use scripts for filtering, aggregating,... 02 September 2026 17 min read 2
Louis Davidson in SQL Server 9 things I wish SQL Server had (and why they’d matter) A T-SQL veteran's wish list: 9 missing SQL Server features that would simplify auditing, data validation, graph queries, and error... 24 August 2026 21 min read 41
Greg Low in SQL Server JSON indexing in SQL Server 2025: how it works and current limitations SQL Server 2025 introduces native JSON indexing via CREATE JSON INDEX. Learn how it works, when to use it, and... 19 August 2026 8 min read 6
Greg Low in SQL Server How to avoid nested REPLACE functions with TRANSLATE in SQL Server Learn how SQL Server's TRANSLATE function replaces messy nested REPLACE statements. Simplify multi-character string replacements in T-SQL with one clean... 14 August 2026 4 min read 311
Greg Low in SQL Server What’s missing in T-SQL? My wish list of features that developers actually need in SQL Server A veteran SQL Server expert's wish list for T-SQL: true constants, enumerations, extensibility, better naming consistency, and more. See what's... 08 July 2026 12 min read 11
Edward Pollack in SQL Server 5 T-SQL features that should already exist (2026 SQL Server wish list) 2026 T-SQL wish list covering native Parquet imports, arrays, OVERLAPS, simpler licensing, and cloud storage — features SQL Server still... 26 June 2026 14 min read 42
Lukas Vileikis in Career Why you should still become SQL-certified in 2026 (and how to achieve it) Is SQL certification still worth it in 2026? Learn how it boosts credibility, career opportunities, and helps you stay competitive... 18 June 2026 10 min read 2
Edward Pollack in T-SQL Programming Demystifying PIVOT and UNPIVOT in T-SQL Learn how to use T-SQL PIVOT and UNPIVOT operators with clear examples — from basic row-to-column transforms to dynamic SQL... 20 May 2026 12 min read 4
Lukas Vileikis in Databases Why COALESCE might be the most useful SQL function you’re not using right Learn how the SQL COALESCE function works, with practical examples for handling NULL values, setting defaults, and writing cleaner, more... 07 May 2026 7 min read 31
Ben Johnston in SQL Server SQL Server Regular Expression Performance and Guidelines SQL Server 2025 introduces regular expression (regex) functions to the TSQL language. You could do this in previous versions with... 02 January 2026 15 min read 111
Joe Celko in Theory and design State Transition Constraints in SQL: Temporal Rules & Validation Implement state transition constraints in SQL Server using FOREIGN KEY references, temporal attributes, CTE path validation, and stored procedure wrappers.... 24 June 2025 14 min read 32
Louis Davidson in T-SQL Programming DISTINCT and UNION: What happens when you use them together? UNION already removes duplicates, so what does adding DISTINCT do? Three tests at growing row counts, the execution plans, and... 26 May 2025 12 min read 4
Dennes Torres in T-SQL Programming Azure SQL Native JSON Data Type: Query Techniques Explore Azure SQL's native JSON data type with CHECK constraints, JSON_ARRAYAGG, JSON_OBJECTAGG, and JSON_OBJECT functions. These features are coming to... 07 May 2025 16 min read 2
Matt Gantz in T-SQL Programming Purging Data from a Large Table in SQL Server Purging data from a table is a common database maintenance task to prevent it from growing too large or to... 01 May 2025 8 min read 421
Louis Davidson in T-SQL Programming SQL Server CHOOSE Function: Syntax, Examples & Limits Learn how to use the SQL Server CHOOSE function to select values by position. Covers syntax, practical ETL examples, random... 21 April 2025 40 min read 11
Louis Davidson in T-SQL Programming Crazy number of Parameters… and a challenge The other day, my lovable coworker and frequent Simple Talk writer: Grant Fritchey, sent this post on X: So I... 24 February 2025 35 min read 1
Rodrigo Ribeiro Gomes in T-SQL Programming SQL Server 2025 Embeddings: AI Vector Search Explained Understand embeddings and vector search in SQL Server 2025. Learn how to convert text to numerical vectors, calculate similarity with... 18 February 2025 48 min read 1252
