#sqlquery

PrecisionSQLPrecisionSQL
2026-01-29

What's wrong with this SQL order by?

What's wrong with this SQL order by in a search endpoint. The SQL code interpolates a user supplied sort field, enabling injection. In SQL backends this exposes data and crashes queries.

youtube.com/watch?v=enGz-KrHnx4

Ebokifyebokify
2025-11-17

SQL joins are the backbone of relational data analysis.

They help combine tables to extract meaningful insights — from inner joins that show matches to outer joins that reveal unmatched data.

Mastering joins turns raw data into relationships that tell real business stories.

📕 ebokify.com/data-analysis

Jimmy Angelakos :postgresql:vyruss@fosstodon.org
2025-11-11

What's the most sophisticated query you've written to solve a real-world problem? How did it take advantage of PostgreSQL's capabilities?

#SQL #Postgres #PostgreSQL #OpenSource #Database #SQLquery #Development

2025-04-19

SQL Table Data Retrieval: Handling Tables With and Without Primary Keys
Learn efficient SQL Table Data Retrieval techniques for SQL Server, handling tables with & without primary keys. Master comprehensive column metadata retrieval for robust data analysis!
tech-champion.com/database/sql
...

2025-03-29

SQL Table Data Retrieval: Handling Tables With and Without Primary Keys
Learn efficient SQL Table Data Retrieval techniques for SQL Server, handling tables with & without primary keys. Master comprehensive column metadata retrieval for robust data analysis!
tech-champion.com/database/sql
...

Sascha Stumplersasstu@hessen.social
2025-02-27

How can I check the version and edition of SQL Server installed? dlvr.it/TJDRBX via PlanetPowerShell #SQLServer #DatabaseManagement #DataAnalysis #SQLQuery

2025-02-20

DB2 SQL Select Query: Retrieving the Most Recent Transaction for Each Account and Type
Learn efficient DB2 SQL Select Query techniques using window functions like ROW_NUMBER() for optimal performance. Master large dataset handling & avoid inefficient self-joins!
tech-champion.com/database/db2

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