SQL Stuff Function
The main idea around the SQL Server function called STUFF is concatenating multiple columns into a...
A Simple Use Case for Indexes on Primary Keys
Introduction Recently we encountered an interesting performance problem on one of our SQL Server databases that process transactions at a...
Customer Segmentation with Data Flow in Oracle Analytics
Customer Segmentation Analysis is a popular business issue, especially in Retail domain, where companies need to discover the data and...
An Overview of Analytic Functions in PostgreSQL
Analytic functions are special kinds of pre-built functions that come with PostgreSQL by default....
Hash What? Understanding Hash Indexes
Hash indexes are an integral part of databases. If you’ve ever used a database, chances are that you have seen them in action without...
T-SQL Scripts to Monitor your Resource Pool Stats
Imagine you have a business-critical MS SQL Server serving requests for both OLTP and some batch processing tasks, as data gets pulled by...
Import JSON Data with SQL Developer Web into Autonomous Database
Twitter Activity provides loads of information for analysis. You can learn your target audience...
How to Find SQL Server Instance Name and More with Stored Procedures
SQL Server instances serve as the backbone of a business model, housing databases that contain vital data for backend operations or...
Execute Dynamic Query in SQL Server
Dynamic SQL is a statement constructed and executed at runtime, usually containing dynamically generated SQL string parts, input...
Connecting a Bastion Server to a PostgreSQL Server via SSH Tunnel
PostgreSQL is a well-known relational database management system that boasts a secure environment...
