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Is COUNT(rowid) Faster Than COUNT(*)?
05/18/2020
It is believed that count(*) expands to all columns and that count(rowid) is …
How Many Databases Can You Name?
05/11/2020
There is a huge number of databases available. How many could you name? Create our list …
How to Find the Estimation Cost for a Query
05/04/2020
Discover how to estimate the cost of a query. Read on to see an example of how to …
Understanding Views in SQL
04/27/2020
Learn about the concept of views in SQL, and how they work. Read on to see clear …
Introduction to Azure SQL Database Instance Pools
04/20/2020
Learn about Azure SQL Database Instance Pools and how they they set to provide more …
A Look at the Oracle Group-by Bug
04/13/2020
In Oracle 12.2 and later a group-by elimination enhancement can produce wrong results. …
Creating or Altering an Objects with a Single Statement
04/06/2020
Do you get tired of having your CREATE PROCEDURE statement failing if the stored …
Considerations for Deploying Azure SQL Database Managed Instances
03/30/2020
Microsoft provides a number of different deployment options for its Azure SQL Database …
Working with SQL Cursors
03/23/2020
In SQL cursors serve as a pointer that enables application programming language to deal …
Connecting to a MySQL Database in .NET
03/16/2020
Learn how to connect to a MySQL database from a .NET application.
Adding Data to a Cloud Firestore Database
03/11/2020
Learn how to add data to a NoSQL Cloud-based database (Firebase Firestore) from a …
Introduction to Firebase
03/09/2020
If you are doing a mobile or web-based app that need scalable access to a scalable, …
Verifying Object Exists and Dropping Object with One Statement
03/02/2020
Discover how to do both in one SQL Server statement: Verify that a SQL Server object …
Addressing the Drop Column Bug in Oracle 18c and 19c
02/24/2020
The latest two versions of Oracle can throw an error when columns are set as unused and …
Introduction to Azure SQL Database Auto-Failover Groups
02/17/2020
Auto-Failover Groups addresses several limitations that were in the Azure SQL Database. …
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