Optimizing SQL Queries for Aggregation and Filtering with FILTER Operator

Counting Cars Rented Per Month in PostgreSQL

Counting Values with Almost the Same Time in Geotagged Data Using Advanced SQL Techniques

Hive/Impala Query Group By for Total Success and Failed Records in Hadoop

Using Postgres Recursive Queries and Window Functions to Produce Tree from Table: A Comprehensive Guide for Data Professionals

Creating Partitions from a Postgres Table with No Upper Limit Condition Using Range Partitioning

Understanding Discriminator Columns in PostgreSQL: Best Practices for Choosing a Solution

Optimizing Joins: How to Get a Distinct Count from Two Tables

Get Rows from a Table That Match Exactly an Array of Values in PostgreSQL

Choosing Between One Table and Two Tables Solutions for Aggregation Data: A Comparison of Complexity and Performance