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Home  /  Oracle Technical Certification  /  OD Foundations
🔥 Trending Certification · 1Z0-006-CHS

Oracle Database
Foundations (1Z0-006)

Build a rock-solid foundation in relational database concepts, data modeling, ERDs and SQL fundamentals. The Oracle Database Foundations certification is the perfect entry point for aspiring database administrators, developers and data analysts.

Relational Databases Data Modelling ERD & Normalization SQL Basics Entry-Level Friendly Career Defining
Enroll Now
Database FundamentalsComponents, models & abstraction levels
Data Modelling & ERDsEntities, relationships & business rules
Keys & NormalizationPrimary, foreign keys & normal forms
Introduction to SQLDDL, DML, TCL & SELECT queries
70
Exam Questions
120
Minutes Duration
60%
Passing Score
Online
Proctored Exam
Why It's Trending

The Foundation Every Data Career Needs

Relational databases power virtually every enterprise application. Oracle Database Foundations gives you the conceptual grounding employers look for before stepping into DBA, developer or analytics roles.

Trending
90%
Of Enterprise Apps Rely on RDBMS
Relational database concepts remain the backbone of modern data systems.
40K+
Entry-Level Database Job Openings
Foundational database certifications are a common pre-requisite for junior roles.
Trending
Step 1
Gateway to Oracle DBA & SQL Tracks
OD Foundations is the recommended starting point before advanced Oracle certifications.
+20%
Faster Career Progression
Candidates with strong data modelling fundamentals advance to SQL roles faster.
Certification Path

Your Gateway into the Oracle Database Track

Start Here
OD Foundations
1Z0-006-CHS
Step 1
Database Foundations
Concepts, ERDs & SQL Basics
Step 2
Oracle Database SQL
Hands-on SQL & Joins
Step 3
Oracle Database Admin
Manage & Maintain Databases
Step 4
OCI Data Management
Cloud Database Certification

Oracle Database Foundations (1Z0-006-CHS) lays the groundwork for advanced certifications such as Oracle Database SQL, Oracle Database Administration and Oracle Cloud Infrastructure Data Management — making it the ideal first step on your Oracle journey.

Exam Overview

Exam 1Z0-006-CHS: Oracle Database Foundations

Language
English
Duration
120 Minutes
Total Questions
70
Passing Score
60%
Format
Multiple Choice, Proctored Online
Delivery
Proctored Online
Course Content

Complete OD Foundations Curriculum

Click any module to expand and explore the topics covered in detail.

01
What is a Database?
7 Topics
Describe the components of a database system
Explain the purpose of a database
Describe types of database models (relational, object oriented, flat, network…)
Compare the differences between the different types of databases
Describe the characteristics of a relational database
Explain the importance of relational databases in business
List the major transformations in database technology
02
Defining Levels of Data Abstraction
4 Topics
Define the terminology used for database storage
Describe levels of data abstraction used in relational databases
Gather requirements to implement a database solution
Explain business rules
03
The Language of Database and Data Modelling
3 Topics
Describe the structure of a single table
Describe a conceptual data model
Explain the components of a conceptual/logical model
04
Defining Instance and Schema in Relational Databases
3 Topics
Examine examples of an entity and a corresponding table
Examine examples of an attribute and a corresponding column
Explain instances and schemas in a relational database
05
Using Unique Identifiers, Primary and Foreign Keys
4 Topics
Identify unique identifiers and a corresponding primary key
Define composite and compound primary keys
Define relationships and corresponding foreign keys
Define barred relationships and the corresponding primary keys
06
Data Modelling – Creating the Physical Model
6 Topics
Create a physical data model
Compare conceptual and physical data models
Explain the importance of clearly communicating and accurately capturing database information requirements
Identify structural business rules
Identify procedural business rules
Identify business rules that must be enforced by additional programming (eg SQL)
07
Defining Supertype and Subtype Entity Relationships
7 Topics
Describe an example of an entity
Define supertype and subtype entities
Implement rules for supertype and subtype entities
Describe attributes for a given entity
Identify and provide examples of instances
Distinguish between mandatory and optional attributes
Distinguish between volatile and nonvolatile attributes
08
Using Unique Identifiers (UIDs)
4 Topics
Define the types of unique identifiers
Select a unique identifier using business rules
Define a candidate unique identifier
Define an artificial unique identifier
09
Identifying Relationships
7 Topics
Explain one-to-one, one-to-many, and many-to-many relationships
Identify the optionality necessary for a relationship
Identify the cardinality necessary for a relationship
Identify nontransferable relationships
Name a relationship
Create ERDish sentences to represent ERDs
Create ERDs to represent ERDish sentences
10
Resolving Many to Many Relationships and Composite Unique Identifiers
4 Topics
Resolve a many-to-many relationship using an intersection entity
Identify the variations of unique identifiers after creation of an intersection entity
Define a barred relationship
Identify composite unique identifiers
11
Identifying Hierarchical, Recursive, and Arc Relationships
6 Topics
Define a hierarchical relationship
Define a recursive relationship
Define an arc relationship
Identify UIDs in a hierarchical, recursive and arc relationship model
Construct a model using recursion and hierarchies
Identify similarities and differences in an arc relationship and a supertype/subtype entity
12
Tracking Data Changes Over Time
5 Topics
Explain necessity of tracking data changes over time
Identify data that changes over time
Define the purpose of normalization
Define the rules of First, Second, and Third Normal Forms
Apply the rules of First, Second, and Third Normal Form
13
Mapping the Physical Model
8 Topics
Map entities to identify database tables to be created from an ERD
Identify column data types from an ERD
Identify common data types used to store values in a relational database
Identify primary keys from an ERD
Identify which ERD attributes would make candidate primary keys
Describe the purpose of a foreign key in an Oracle Database
Identify foreign keys from an ERD
Describe the relationship between primary keys, composite primary keys, and foreign keys in an Oracle Database
14
Introduction to SQL
12 Topics
Explain the relationship between a database and SQL
Describe the purpose of DDL
Use DDL to manage tables and their relationships
Describe the purpose of DML
Use DML to manage data in tables
Use TCL to manage transactions
Identify the connection between an ERD and a Relational Database using SQL SELECT statements
Build a SELECT statement to retrieve data from an Oracle Database table
Use the WHERE clause to the SELECT statement to filter query results
Use the ORDER BY clause to sort SQL query results
Describe the different types of joins and their features
Use joins to retrieve data from multiple tables
FAQs

Frequently Asked Questions

Who should take the Oracle Database Foundations exam?
Anyone starting a career in databases, including students, junior developers, and analysts who want to build a strong conceptual foundation in relational database concepts and data modelling.
Do I need prior database experience?
No. OD Foundations is designed as an entry-level certification and assumes no prior database or SQL experience.
Is the 1Z0-006-CHS exam proctored?
Yes. The exam is delivered as a proctored online exam, meaning a proctor monitors the session to validate candidate identity and exam integrity.
What topics carry the most weight in this exam?
Data modelling, ERDs, relationships, normalization, and introduction to SQL are core focus areas covered across the 14 exam objectives.
What certifications can I pursue after OD Foundations?
This certification builds the foundation for advanced Oracle tracks such as Oracle Database SQL, Oracle Database Administration, and Oracle Cloud Infrastructure certifications.
How is the exam scored?
The exam consists of 70 multiple choice questions to be completed in 120 minutes, with a passing score of 60%.
Get Started

Start Your Oracle Database Journey Today

Join Zetlan Technologies' OD Foundations programme and build the relational database fundamentals every data professional needs.

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