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SQL Server — Core Concepts with examples
Data Definition Language (DDL) : CREATE , ALTER , DROP (tables, views, procedures, triggers). Data Manipulation Language (DML) : SELECT ,...
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Approach Normalize Emails : For each email, convert it to lowercase and trim any leading or trailing whitespace. This normalization ensure...
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1. Use Refresh Tokens with Access Tokens Access tokens should be short-lived (e.g., 15 minutes). Refresh tokens should be long-liv...
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1. Fix Package Sources Configuration Check NuGet sources : bash dotnet nuget list source Ensure your primary source (e.g., nuget.org) is ...
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What is PostgreSQL? PostgreSQL is an open-source relational database management system (RDBMS) emphasizing extensibility and SQL complianc...
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Categories of SQL Functions: Aggregate Functions : These operate on a group of rows and return a single result (used in conjunction with GRO...
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It looks like you're referring to a set of topics related to SQL and database management . Here’s a breakdown of what each term refers...
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. 🧱 1. Create Table sql CREATE TABLE Employee ( EmpId INT PRIMARY KEY, FirstName VARCHAR(50), LastName VARCHAR(50), DOB DAT...
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People Who Code: What is a Temporal Dead Zone? : Temporal Dead Zone is a behaviour that occurs with variables declared using let and co...
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Name What it does Why helpful for checking commits / trees GitLens Enhances built‑in Git support: inline blame, commit graph, file history...

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