In SQL, you can express the logic of what you want to accomplish without spelling out the details of how the database should do it. Nowhere is this more powerful than in constraints. SQL is declarative, and Joe Celko demonstrates, in his introduction to Declarative SQL, how you can write portable code that performs well and executes some complex logic, merely by creating unique constraints.
In the final Database Weekly of 2015, Steve Jones looks at a CIO's column on workplace change.
An alternative read-only routing technique for non-Microsoft clients.
SQL Injection isn't special code. It consists of regular, valid T-SQL that is unexpected by the application. Steve Jones notes that using the principle of least privilege can help to limit the damage from SQL Injection if the application fails to properly check input.
Azure SQL Database provides a number of benefits that leverage resiliency and redundancy built into the underlying cloud infrastructure. You can take advantage of these features in order to perform backup, restore, and failover tasks, which help you recover from human errors, service outages, or even regional disasters. In this article, Marcin Policht provides an overview of the primary capabilities incorporated into Azure SQL Database, in particular focusing on point-in-time restore
This Friday Steve Jones has a poll about which SQL Servers might impress you. Is there a company or installation that you think would really showcase the power and scalability of SQL Server?
A secret project is underway up in Redmond, according to sources not so high up in the development team. A port is partially working for various reasons. Read this exclusive scoop!
Oracle 12.1.0.2 can throw an ORA-01438 when importing an interval partitioned table. In this post, David Fitzjarrell suggests a work-around until Oracle patches the bug.
We all make mistakes, but it's important that we revise our code to correct them over time.
In this article we will talk about the Microsoft certifications related to Data Mining.
By Ed Elliott
Running tSQLt unit tests is great from Visual Studio but my development workflow...
By James Serra
I remember a meeting where a client’s CEO leaned in and asked me, “So,...
By Brian Kelley
If you want to learn better, pause more in your learning to intentionally review.
Hello team Can anyone share popular azure SQL DBA certification exam code? and your...
Comments posted to this topic are about the item Faster Data Engineering with Python...
Comments posted to this topic are about the item Which Result II
I have this code in SQL Server 2022:
CREATE SCHEMA etl;
GO
CREATE TABLE etl.product
(
ProductID INT,
ProductName VARCHAR(100)
);
GO
INSERT etl.product
VALUES
(2, 'Bee AI Wearable');
GO
CREATE TABLE dbo.product
(
ProductID INT,
ProductName VARCHAR(100)
);
GO
INSERT dbo.product
VALUES
(1, 'Spiral College-ruled Notebook');
GO
CREATE OR ALTER PROCEDURE etl.GettheProduct
AS
BEGIN
exec('SELECT ProductName FROM product;')
END;
GO
exec etl.GettheProduct
When I execute this code as a user whose default schema is dbo and has rights to the tables and proc, what is returned? See possible answers