Understanding Timestamps with Offset in AWS Athena: Best Practices for Conversion and Analysis

Comparing Duplicate Rows Over Two Tables in Athena: A Step-by-Step Guide to Using Join Operations and Counting Distinct Elements

Using Window Functions for Average: A Deep Dive into Presto SQL

Handling Numbers in Scientific Format with Athena's try() and coalesce() Functions

Extracting Substrings from Strings Using Patterns: A Comparison of url_extract_parameter() and Regular Expressions

Dynamic Unpivot Approach in Presto SQL: A Flexible Solution for Handling Dynamic Data

Resolving the SYNTAX_ERROR: '+ cannot be applied to varchar, varchar' Error in AWS Athena (Presto) Queries