Calculating Total Counts in SQL with MySQL Window Functions

Using Window Functions to Set Values: A Postgres Approach.

Calculating Task Duration and Last Status for Each Technician in SQL

Splitting a Column Value into Two Separate Columns in MySQL Using Window Functions

Handling Missing Values in Datasets Using SQL: Best Practices for Update Strategies

Calculating Interval Time Between Event Types in SQL: A Comparative Approach

How to Calculate Argument Maximum Value in PostgreSQL: A Step-by-Step Approach

Aggregating Length of Time Intervals and Grouping to Fixed Time Grid: A Step-by-Step Solution

Using ROW_NUMBER(), PARTITION_BY, and TOP/MAX to Get Maximum Values at Specific Positions in SQL