Bestseller हिन्दी में

PostgreSQL Query Mastery

SQL Query Mastery—Write Powerful Queries, Unlock High-Value Tech Roles!

4.5

Intermediate

Certificate of Completion

Complete this course and earn a verified certificate to showcase your achievement.

Verified & ShareableShare on LinkedIn, resume, or portfolio

QR Code VerificationEmployers can instantly verify online

Unique Certificate IDTamper-proof with unique serial number

Industry RecognisedAccepted by 500+ companies across India

This is to certify that

Your Name Here

has successfully completed

PostgreSQL Query Mastery

4 Modules

Course Curriculum

4 Modules · 16 Chapters · 18 Topics · 152 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

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

Subqueries

1 Topics

Subqueries

8 Sub-topics

What are Subqueries

Subqueries in WHERE Clause

Subqueries in SELECT Clause

Subqueries in FROM Clause

Correlated Subqueries

EXISTS and NOT EXISTS

ANY and ALL Operators

Subquery Performance Considerations

Set Operations

1 Topics

Set Operations

6 Sub-topics

UNION Operator

UNION ALL vs UNION

INTERSECT Operator

EXCEPT Operator

Combining Multiple Set Operations

Set Operation Rules and Requirements

Aggregate Functions and Grouping

1 Topics

Aggregate Functions and Grouping

10 Sub-topics

COUNT Function

SUM Function

AVG Function

MIN and MAX Functions

GROUP BY Clause Basics

Grouping by Multiple Columns

HAVING Clause

WHERE vs HAVING

Aggregate Functions with DISTINCT

String Aggregation Functions

Built-in Functions

3 Topics

String Functions

3 Sub-topics

String Functions - LENGTH, SUBSTRING, CONCAT

String Functions - UPPER, LOWER, TRIM

String Functions - REPLACE, SPLIT_PART

Date and Time Functions

3 Sub-topics

Date Functions - CURRENT_DATE, CURRENT_TIMESTAMP

Date Functions - EXTRACT, DATE_PART

Date Functions - AGE, DATE_TRUNC

Mathematical and Conditional Functions

6 Sub-topics

Mathematical Functions - ROUND, CEIL, FLOOR

Mathematical Functions - ABS, POWER, SQRT

Conditional Functions - CASE WHEN

COALESCE and NULLIF Functions

Type Conversion Functions - CAST, TO_CHAR

Pattern Matching Functions - REGEXP_MATCH

Common Table Expressions (CTEs)

1 Topics

Common Table Expressions (CTEs)

9 Sub-topics

Introduction to CTEs

Basic CTE Syntax

Multiple CTEs in One Query

Recursive CTEs - Part 1 (Basics)

Recursive CTEs - Part 2 (Hierarchical Data)

Recursive CTEs - Part 3 (Advanced Patterns)

CTEs vs Subqueries

Performance Considerations

Materialized CTEs

Window Functions

1 Topics

Window Functions

12 Sub-topics

Introduction to Window Functions

ROW_NUMBER Function

RANK and DENSE_RANK Functions

NTILE Function

LAG and LEAD Functions

FIRST_VALUE and LAST_VALUE

PARTITION BY Clause

ORDER BY in Window Functions

Window Frame Clauses - ROWS

Window Frame Clauses - RANGE

Aggregate Window Functions

Combining Multiple Window Functions

Advanced Query Techniques

1 Topics

Advanced Query Techniques

10 Sub-topics

Pivot Tables with CROSSTAB

Dynamic SQL Generation

Lateral Joins

Using DISTINCT ON

Advanced Pattern Matching

Working with Time Series Data

Gap and Island Problems

Running Calculations

Top-N Queries per Group

Query Parameterization

Views

1 Topics

Views

8 Sub-topics

Creating Simple Views

Views with Joins

Views with Aggregations

Updatable Views

Materialized Views

Refreshing Materialized Views

Dropping and Altering Views

Views vs Tables Performance

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

Performance Monitoring and Tuning

1 Topics

Performance Monitoring and Tuning

10 Sub-topics

Monitoring Active Queries

pg_stat_statements Extension

Identifying Slow Queries

Lock Monitoring

Connection Monitoring

Cache Hit Ratios

Vacuum and Autovacuum Basics

Index Bloat Detection

Query Performance Metrics

Application-Level Monitoring

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

0.0

Course Rating

No reviews yet. Be the first to review this course!

Frequently Asked Questions

No FAQs for this course yet.

Preview this course

₹2,999 ₹4,499 33% OFF

Lifetime access to all materials

Certificate of completion

Available in multiple languages

Access on mobile & desktop

7-Day Money-Back Guarantee Not satisfied? Get a full refund within 7 days, no questions asked. Zero risk.

PostgreSQL Query Mastery

Certificate of Completion

Course Curriculum

Student Reviews

Frequently Asked Questions

Start Your Journey Today

PostgreSQL Query Mastery

Certificate of Completion

Course Curriculum

Student Reviews

Frequently Asked Questions

Related Courses

PostgreSQL Quick Start for Developers

MongoDB Geospatial Development

PostgreSQL Data Analysis with SQL

Start Your Journey Today