Categories / sql
Calculating Revenue with PostgreSQL's Date Trunc and Conditional Aggregation Techniques
Preventing Duplicate Rows in SQL Tables: Best Practices and Solutions
Retrieve Data from Three Tables without Joins and Subqueries in SQL
Excluding Unpublished Nodes from Drupal DB Query Results Using db_query and EFQs
How to Subtract Time from Character Columns in Oracle SQL Without Causing Character Overflows.
Updating JSON Strings in SQL: A Deep Dive
Optimizing SQL Query Performance When Joining Two Views with a WHERE Clause
Retrieving the Most Recent Transaction Result from Two Tables Using SQL
Conditional Aggregation in SQL: Mastering Subquery Grouping Techniques
Efficiently Unpivoting Multiple Columns into Name and Value Pairs in SQL