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ARAshifur Rahamansqlinsights.hashnode.devDec 4, 2025 · 4 min read

Document the Schema and Relationships

We will document a Standard E-Commerce Database Schema. This is the industry standard for learning relationships because it covers the three most critical relationship types: One-to-Many, Many-to-Many, and Self-Referencing relationships. Below is the...

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MMUHAMMADblog.alchemists.my.idSep 4, 2025 · 1 min read

3 Best Practice In PostgerSQL

3 Big Point Each column has only one value All non-key columns must be fully dependent on the primary key, not just partially There should be no transitive dependencies, that is, non-key columns depending on other non-key columns. Example create...

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MMUHAMMADblog.alchemists.my.idSep 1, 2025 · 1 min read

Database For Simple Register

Preparation Create ERD with draw.io Determine type data for column every table Let’s Practice Go to terminal Create all table Insert data into table show list student with parent Show list student who haven’t paid Show total pai...

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MMUHAMMADblog.alchemists.my.idAug 28, 2025 · 1 min read

Practice Creating an Attendance System in a Boarding School

Create ERD Create all table Create Index Insert data into tables crud operations on tables In table class Create Read Update Delete In table teacher Create Read Update Delete In table student ...

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MMUHAMMADblog.alchemists.my.idAug 27, 2025 · 1 min read

Book Loan Records

what will we do We will create a book lending system so that we can know what books are borrowed and who borrowed them and prevent books from getting lost. travel map Create ERD and determine type from each data Practice and create the system Inse...

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MMUHAMMADblog.alchemists.my.idAug 23, 2025 · 2 min read

Entity Relationship Diagram (ERD)

What is ERD ? ERD is diagram data for facilitate manufacture database, in this diagram we can determined type data before we create table. ERD definition Entity => object Attribute => Detailed information owned by the object Relationship => relati...

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MMUHAMMADblog.alchemists.my.idAug 14, 2025 · 1 min read

Build ERD & Database Without the Headache: Dormitory Exit Permit Case Study

Today i want to create Database and ERD with case study is an exit permission for student in Dormitories Go to gemini and write like this if you already understand, go to draw.io, for create ERD create 3 list, for teacher, student, and licensi...

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LALord Abiollaalx-data-analytics.hashnode.devAug 1, 2025 · 9 min read

Entity-relationship Data Models

We are already aware that a database is a collection of structured data. When the database is relational, the tables have certain relationships with each other known as relations. To organize and manipulate this data, we use a relational database man...

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RKRitik Kumarbringcoder.techJul 2, 2025 · 2 min read

Entity Relationship model in DBMS

Entity A thing in the world with independent existence. Maybe an object with physical existence (house, person) or conceptual existence(course, job) Attributes They are properties that describe entities Example - An entity “PERSON” can have attri...

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INIslam Nabiyevislamnabiyev.comApr 17, 2025 · 3 min read

Identifying Entities, Attributes, and Relationships in ERD

A Step-by-Step Guide to Structuring Your Data Model Before you can design a database or draw an Entity-Relationship Diagram (ERD), you need to understand the building blocks: entities, attributes, and relationships. In this guide, you’ll learn how to...

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#erd-entity-relationship-diagrams

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#erd-entity-relationship-diagrams

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Trending tags this week

Document the Schema and Relationships

3 Best Practice In PostgerSQL

Database For Simple Register

Practice Creating an Attendance System in a Boarding School

Book Loan Records

Entity Relationship Diagram (ERD)

Build ERD & Database Without the Headache: Dormitory Exit Permit Case Study

Entity-relationship Data Models

Entity Relationship model in DBMS

Identifying Entities, Attributes, and Relationships in ERD