Querying Date Ranges in PostgreSQL Using the Containment Operator

Mastering MySQL Date Calculations: Converting Years and Weeks into Dates Accurately

Mastering Date Manipulation in R: A Step-by-Step Guide to Adding Integers to Dates and Counting Days Between Events

Adding Fixed Positions to a Time Series DataFrame based on Monthly First Trading Days

Importing Separate Date and Time Columns from an Excel Spreadsheet using R

Using Row Numbers to Simplify Data Manipulation and Analysis in T-SQL

Understanding Timestamps in Postgres and PHP: Converting UTC to Local Time with Parameterized Queries, Built-in Functions, and Best Practices for Accurate Conversions.

Comparing Dates with IF-THEN-ELSE Inside a PostgreSQL Procedure: Best Practices and Examples