Understanding the Current Database Management System: A Guide to Identifying RDBMS Versions

Extracting Desired Format with REGEXP_SUBSTR and Capture Groups in SQL

SQL Select with Double Conditions: 3 Approaches to Overcome Limitations

Using Row Numbers on Filtered Data: Challenges and Solutions

Restricting Input Values with Check Constraints in Oracle SQL

How to Load Float Data into an External Table in Oracle Without Losing Precision

Understanding DuckDB and String Quoting: Best Practices for Resolving Issues with Ordinary Quotes

Conditional Aggregation for Related Records in SQL Server

Splitting Overlapping Dates in SQL: A Comparative Analysis of SQL Server and Oracle/DB2 Solutions

Extracting Whole Words Till End from a Keyword in SQL: A Comparative Approach