Varinder Sandhu

Vector Databases and RAG: The Foundation of Practical Enterprise AI

Varinder Sandhu — Thu, 18 Dec 2025 16:52:01 +0000

Traditional databases are excellent at handling structured queries. You ask for an exact value, a specific record, or a defined condition, and they deliver predictable results. Modern AI systems work very differently. They operate on meaning, intent, and context rather than exact matches. This shift is why vector databases have

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Adapting in the AI Era – Building the Skills That Truly Matter

Varinder Sandhu — Mon, 01 Dec 2025 11:24:16 +0000

In today’s AI-driven world, technical knowledge alone is no longer enough. The pace of change is so rapid that tools, frameworks, and even entire platforms can become outdated within a few years or even months. What truly matters now is developing the ability to adapt, evolve, and continuously learn. Organizations

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App Store Optimization (ASO): Strategies To Ensure Success in a Fast-Moving Marketplace

Varinder Sandhu — Fri, 08 Nov 2024 15:03:47 +0000

With the world of apps being filled beyond its capacity, it appears that an app that is good enough isn’t enough. It is important for it to get attention. This is where App Store Optimization (ASO) steps in. Just like SEO is used for web pages, ASO helps your app

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Serverless Computing

Varinder Sandhu — Sun, 28 Jun 2020 08:50:52 +0000

Serverless computing Technology helps you to build and run applications and services without thinking about servers. Serverless computing include as BaaS [Backend-as-a-Service] and FaaS [Function-as-a-Service]. Backend-as-a-Service (BaaS) helps developers to work on the frontend of their applications and leverage backend services without building or maintaining Function as a service (FaaS)

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WordPress Backup- WARNING: Job restarts due to inactivity for more than 5 minutes

Varinder Sandhu — Sat, 02 May 2020 15:11:05 +0000

Problem : while running the WordPress backup through BackWPup plugin getting the following error message. WARNING: Job restarts due to inactivity for more than 5 minutes. ( refer below screenshot for the same) this happen generally when backup is taking longer time than as usual or backup size is very

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How to Upgrade the PowerShell in Windows

Varinder Sandhu — Thu, 30 Apr 2020 21:47:42 +0000

Below is step by step guide to upgrade the PowerShell Shell Version on Windows 7, first we will check current version of PowerShell. As we know there are multiple way to anything in PowerShell. (Get-Host).Version $Host.Version PSVersionTable.PsVersion Get-Host | Select-Object Version Now we will upgrade PowerShell version to 5.1 and

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10 reasons why USA is the best country for immigrants

Varinder Sandhu — Thu, 30 Mar 2017 22:10:01 +0000

There has been a lot of confusion on the topic of migrating to USA from past few years. But eventually lots of immigrants have been shifted to USA for multiple reasons. Some of them are happily living there permanently and some of them are doing job for their better future,

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Compress SQL Server Backup in Right Way

Varinder Sandhu — Mon, 31 Aug 2015 07:39:41 +0000

Databases have the nasty habit of growing to mammoth sizes with continued usage over years. And it is common knowledge that databases that grow too large become prone to problems such as corruption, mismanagement etc. It thus becomes important to keep tabs on their growing sizes before they reach the

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SQL Server – Single Instance vs. Multiple Instances

Varinder Sandhu — Fri, 24 Jul 2015 12:14:00 +0000

Single Instance Pros Only one instance needs to be administered on the single machine. There is no duplication of components or processing overhead, such as having to run multiple database engines on the same computer. This means that the overall performance of a server with a single instance may be

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PacktPub – PostgreSQL Cookbook Review

Varinder Sandhu — Tue, 24 Mar 2015 07:44:27 +0000

PostgreSQL Cookbook published with over 90 hands-on recipes to effectively manage, administer, and design solutions using PostgreSQL cookbook written by Chitij Chauhan who is leading expert in the area of database security, with expertise in database security products such as IBM Infosphere Guardium, Oracle Database Vault and Imperva. You can know

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