Subtracting 30 Days from Sysdate and Excluding Hours: A Comprehensive Guide

Alternative Approaches to Counting Groups from a GROUP BY Query without Subqueries

Extracting Data for Last 12 Weeks in Oracle: A Simplified Approach

Understanding Customers Without Recent Purchases in SQL

Creating a Package in Oracle SQL: Best Practices for Reusability and Maintenance.

How to Combine Rows from Two Tables into One Using SQL JOINs and Aggregate Functions with Conditional Statements

Object Relational Programming in Oracle 11g: Unlocking Data Flexibility and Expressiveness

Query Optimization: Filtering Rows with Common Values Across Columns

Mastering Oracle's XMLTYPE Data Type: Best Practices and Tips for Effective Usage

Hide Column Heading When No Data in Interactive Report Oracle Apex Using Custom Function and Server-Side Condition Approach