Piling on guardrails is the sign of a system permanently compensating for its own unreliability. There’s a better approach.

SELECT 'ADM' AS DepartmentCode, 'Administration' AS DepartmentName, 'Administration Department' AS Description, NULL AS DepartmentHead, 1 AS IsActive, 1 AS IsAppointmentApplicable, 1 AS CreatedBy, 1 ...

Abstract: Efficient combination of a modulation code with a parity-check code is studied for magnetic recording systems. A new approach to the design of combined modulation/parity codes that largely ...

Add check constraints to the table descriptor immediately if any columns are currently being added. Check validation does not get turned on until all used columns are public. Related to ...

A constraint is a rule or limitation that we place on the data in a database that we can put into a column(s). A constraint is part of the table. we can apply constraints when we create the table or ...

Tesla’s Autopilot functionality has only been available for a couple of weeks but the electric car maker is already moving to add some constraints around its use, after a spate of videos of drivers ...

The term "data integrity" can mean different things to different people, but the most difficult and pervasive problem facing organizations these days is the semantic integrity of the data. As ...

When I am working with an Oracle database, I still find myself using SQL*Plus for many quick and dirty database queries. In particular, I often look up constraints in SQL*Plus. In this post, I look at ...