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PostgreSQL for Backend Developers

Power Your Backend Skills with PostgreSQL—Build Scalable, High-Performance Applications!

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Intermediate

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PostgreSQL for Backend Developers

4 Modules

Course Curriculum

4 Modules · 14 Chapters · 14 Topics · 136 Sub-topics

Introduction to PostgreSQL

1 Topics

Introduction to PostgreSQL

6 Sub-topics

What is PostgreSQL and Why Use It

Installing PostgreSQL on Different Platforms

Understanding PostgreSQL Architecture

Connecting to PostgreSQL Database

PostgreSQL Command-Line Tools (psql)

Understanding Databases, Schemas, and Tables

SQL Fundamentals - Data Definition Language (DDL)

1 Topics

SQL Fundamentals - Data Definition Language (DDL)

8 Sub-topics

Creating Databases and Schemas

CREATE TABLE Statement Basics

DROP and TRUNCATE Statements

ALTER TABLE - Adding Columns

ALTER TABLE - Modifying Columns

ALTER TABLE - Dropping Columns

RENAME Operations

Understanding Table Ownership

PostgreSQL Data Types

1 Topics

PostgreSQL Data Types

10 Sub-topics

Numeric Types - INTEGER, BIGINT, DECIMAL

Character Types - VARCHAR, CHAR, TEXT

Boolean Type

Date and Time Types - DATE, TIME, TIMESTAMP

UUID Type and Generation

ENUM Types - Creating Custom Types

Array Data Types

JSON and JSONB Types

Range Types

Choosing the Right Data Type

Basic Data Querying

1 Topics

Basic Data Querying

13 Sub-topics

SELECT Statement Structure

Selecting Specific Columns

Using Column Aliases

WHERE Clause Basics

Comparison Operators

Logical Operators - AND, OR, NOT

IN and NOT IN Operators

BETWEEN Operator

LIKE and ILIKE Pattern Matching

IS NULL and IS NOT NULL

DISTINCT Keyword

ORDER BY Clause - ASC and DESC

LIMIT and OFFSET for Pagination

Working with Multiple Tables - Joins

1 Topics

Working with Multiple Tables - Joins

10 Sub-topics

Understanding Table Relationships

INNER JOIN Basics

LEFT JOIN (LEFT OUTER JOIN)

RIGHT JOIN (RIGHT OUTER JOIN)

FULL OUTER JOIN

CROSS JOIN

Self Joins

Joining Multiple Tables

Using Table Aliases in Joins

Join Performance Considerations

Data Manipulation Language (DML)

1 Topics

Data Manipulation Language (DML)

10 Sub-topics

INSERT Statement - Single Row

INSERT Statement - Multiple Rows

INSERT with SELECT

UPDATE Statement Basics

UPDATE with Conditions

UPDATE with Joins

DELETE Statement

DELETE with Conditions

RETURNING Clause

UPSERT - INSERT ON CONFLICT

Constraints

1 Topics

Constraints

10 Sub-topics

PRIMARY KEY Constraint

FOREIGN KEY Constraint

UNIQUE Constraint

NOT NULL Constraint

CHECK Constraint

DEFAULT Values

Constraint Naming Conventions

Adding Constraints to Existing Tables

Dropping Constraints

ON DELETE and ON UPDATE Actions

User-Defined Functions

1 Topics

User-Defined Functions

12 Sub-topics

Introduction to User-Defined Functions

Creating SQL Functions

Function Parameters and Return Types

RETURNS TABLE Functions

PL/pgSQL Language Basics

Variables in PL/pgSQL

Control Structures - IF/THEN/ELSE

Loops in PL/pgSQL

Exception Handling

Returning Multiple Values

Function Overloading

Dropping and Replacing Functions

Stored Procedures

1 Topics

Stored Procedures

7 Sub-topics

Creating Stored Procedures

Procedures vs Functions

IN, OUT, and INOUT Parameters

Transaction Control in Procedures

CALL Statement

Error Handling in Procedures

Procedure Best Practices

Triggers

1 Topics

Triggers

10 Sub-topics

Introduction to Triggers

BEFORE Triggers

AFTER Triggers

Row-Level Triggers

Statement-Level Triggers

Trigger Functions

NEW and OLD Variables

Conditional Trigger Execution

Trigger Management - Enable/Disable

Trigger Use Cases and Best Practices

Connecting to PostgreSQL from Applications

1 Topics

Connecting to PostgreSQL from Applications

10 Sub-topics

Connection String Format

Connection Pooling Concepts

Using psycopg2 (Python)

Using node-postgres (Node.js)

Using JDBC (Java)

Using PDO (PHP)

ORMs Overview - SQLAlchemy, Sequelize

Managing Database Credentials

Error Handling in Applications

Connection Timeouts and Retries

Indexes

1 Topics

Indexes

10 Sub-topics

Understanding Index Basics

Creating B-Tree Indexes

Unique Indexes

Multi-Column Indexes

Partial Indexes

Expression Indexes

EXPLAIN and Query Plans

ANALYZE Command

When to Create Indexes

Index Maintenance Considerations

Query Optimization Techniques

1 Topics

Query Optimization Techniques

10 Sub-topics

Understanding Query Execution Plans

Using EXPLAIN ANALYZE

Index Usage Analysis

Query Rewriting for Performance

Avoiding SELECT *

Optimizing Joins

Optimizing Subqueries

Partitioning Strategies

Statistics and ANALYZE

Connection Pooling Concepts

Best Practices and Design Patterns

1 Topics

Best Practices and Design Patterns

10 Sub-topics

Code Organization Strategies

Naming Conventions

Comment and Documentation

Version Control for Database Schema

Migration Strategies

Testing Database Code

Avoiding N+1 Query Problems

Batch Processing Techniques

Monitoring and Alerting

Code Review Guidelines

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PostgreSQL for Backend Developers

Certificate of Completion

Course Curriculum

Student Reviews

Frequently Asked Questions

Start Your Journey Today

PostgreSQL for Backend Developers

Certificate of Completion

Course Curriculum

Student Reviews

Frequently Asked Questions

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