Counting Distinct Customers Over Window Partition in Redshift Using Dense_Rank() Function

Truncating Timestamps in Snowflake: A Deeper Dive into TO_DATE and TO_CHAR Functions

Ranking Data by Value in Amazon Redshift: A Comparative Analysis of Cumulative Sum, Recursive CTE, and Merge Statement Approaches

Calculating Customer Re-Order Percentage in SQL Using Lag Function and Case Logic.

Getting the Latest Two Dates for Each Unique ID in a Table Using SQL Conditional Aggregation

Filtering Columns with Only Null Values in Redshift SQL: Best Practices and Techniques

Counting Distinct Multiple Columns in Amazon Redshift Using Subqueries and Aggregate Functions

Bucketizing a Dataset in SQL Over a Timestamp: Best Practices for Efficient Data Management

Understanding Timestamps in PostgreSQL and Redshift: A Guide to Correct Formatting and Conversion

Applying NVL Function to Every Column in Redshift Query