How to Calculate Minimal Value for All Rows Before x Days in Past in Redshift Using Recursive CTEs

Using Case Statements with Conditional Clauses for Efficient Data Filtering and Analysis in SQL

Extracting Numerics from Strings in PostgreSQL 8.0.2 Amazon Redshift Using Regular Expressions

Counting Duplicates in SQL for One Column: Choosing the Right Approach

Applying NVL Function to Every Column in Redshift Query

Alterating Column Types in Amazon Redshift: Understanding the Limitations and Workarounds

Best Practices for Granting Permissions on Redshift System Tables to Non-Superusers