Wiki Article · Cinematic

HR Platform Data Model

HR platform data model wo logical aur physical schema hai jo define karta hai ke ek HR software…

Overview

HR Platform Data Model — Quick Facts

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Property: Detail

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Full Name: HR Platform Data Model / HCM Data…

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Category: Data Architecture / Database Design

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Type: Logical + Physical Data Model

Topic 1

Infobox

📊 | Property | Detail | |---|---| | Full Name | HR Platform Data Model / HCM Data Schema |…

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Itihaas

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1980s–1990s (File-based + Early…

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1990s–2000s (Enterprise RDBMS…

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2000s–2015 (Web + SaaS Era):…

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2015–Present (Polyglot…

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Data Model Types

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High-level, business-oriented view

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Entities aur broad relationships…

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Stakeholders aur domain experts ke…

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No technical details (no data…

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Core Entities

📈 Ek typical HR platform me yeh core entities hoti hain: `mermaid erDiagram TENANT ||--o{…

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Entity Relationships

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Tenant → Employees (ek tenant ke…

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Department → Employees (ek…

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Employee → Leave Requests (ek…

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Employee → Payroll Records (ek…

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Employee Entity Deep Dive

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id (UUID, PK) — globally unique…

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tenant_id (UUID, FK) —…

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employee_code (VARCHAR) —…

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first_name, last_name, middle_name…

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Core Entities Reference

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Multi-Tenant Data Design

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Har table me tenant_id column…

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Har query me WHERE tenant_id = ?…

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Row-Level Security (RLS) in…

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Pros: Cost-efficient, simple…

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Custom Fields aur Extensibility

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Pros: Highly flexible, unlimited…

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Cons: Query complex (pivot/join…

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Pros: Simple queries…

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Cons: Schema validation…

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Audit aur Temporal Data

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deleted_at column — NULL = active,…

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Deleted records queries me by…

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Recovery possible — deleted_at =…

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Har field-level change track hota…

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Data Normalization vs Denormalization

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Employee, Department, Position —…

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Data redundancy zero — update ek…

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Insert/update performance better

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Join-heavy queries — complex…

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Data Privacy aur Compliance

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PII Classification: Har field ko…

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Encryption at Rest: Restricted…

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Encryption in Transit: TLS 1.2+…

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Data Masking: Non-production…

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Best Practices

🔍 1. Naming Conventions: snake_case for tables aur columns. Plural table names (employees,…

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Challenges

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Schema Evolution: Jaise platform…

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Multi-Tenant Query Performance:…

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Custom Fields at Scale: Agar 500+…

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Data Migration (Platform…

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

HR Platform Data Model ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

HR Platform Data Model ka 'Full Name' kya hai?

Complete! 🎉

HR Platform Data Model Complete!

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