Finding the Earliest Date from a Given Time Parameter Without Including Older Data in SQL.

Advanced Techniques for Setting Values Based on Conditions in GROUP BY Queries with PostgreSQL.

Mastering Apache Ignite: A Comprehensive Guide to SQL-Based Queries, Continuous Updates, and External Client Connections

Updating Columns in a Table Based on a Select Query Using UPDATE Statements

How to Use ILIKE in PostgreSQL with Multiple Columns for Effective Search Queries

Mastering Timestamps in SQL Server: A Guide to Effective Date and Time Searching

Automating Pivot Table Creation with Python: A Step-by-Step Guide

Mastering SQL's DATEDIFF Function: Calculating Duration Between Two Dates

Optimizing SQL Queries by Avoiding Sub-Queries in the WHERE Clause and Using Window Functions

Handling Joins on Multiple Tables with Null Values in Hive Using Built-in Functions and User-Defined UDFs