Cluster Records by Time Using SQL: Efficient Data Analysis with Common Table Expressions and Window Functions

SQL Query for ID Values with Multiple Entries and Condition-Based Filtering

Calculating Average with Aggregated Count Values Using Group By Clause

Generating Dates Between Two Date Columns in SQL Server Using Recurrent CTEs and Tally Tables

Calculating Total Hours Streamed for Each User and Percentage of Call of Duty Streaming Hours

How to Delete Big Table Rows while Preserving Auto-Incrementing Primary Key in Oracle

Rolling Weekend Counts into Monday's Count Using SQL Date Functions

Handling Variable Data Types in Oracle Using JSON Data: A Practical Approach to Array/String Interchangeability

Understanding EFCore 6.0.1's Behavior on Deeply Nested Object Arrays and How to Avoid the Issue of Creating Additional Rows with Null Values During Create/Update Operations

Reducing Rows in Results of Joined Query Using GROUP_CONCAT in MySQL