PostgreSQL Database Administration (DBA)

PostgreSQL Database Administration (DBA) Delhi Course Details

PostgreSQL Database Administration (DBA) Online Training in Delhi NCR – GreenByte Technologies

About the Course

GreenByte Technologies offers PostgreSQL Database Administration (DBA) Online Training in Delhi NCR, designed for students, IT professionals, database administrators, software developers, and working professionals who want to build strong skills in PostgreSQL database management. This training helps learners understand PostgreSQL architecture, database installation, configuration, administration, performance tuning, backup and recovery, security, monitoring, and troubleshooting.

PostgreSQL is a powerful, open-source relational database management system widely used for enterprise applications, web applications, cloud platforms, data-intensive systems, and business-critical workloads. Organizations across industries use PostgreSQL because of its reliability, scalability, extensibility, and support for advanced SQL features. As businesses continue to manage growing volumes of data, skilled PostgreSQL database administrators play an important role in ensuring database availability, performance, security, and data integrity.

Our PostgreSQL DBA online training is suitable for learners in Delhi, Noida, Gurugram, Faridabad, Ghaziabad, and other locations across the Delhi NCR region. With online learning, participants can develop database administration skills without needing to travel to a physical training center.

The course is conducted by Trainer Ravindra and focuses on explaining PostgreSQL concepts through practical demonstrations, database administration exercises, and real-world scenarios. The objective is to help participants understand how PostgreSQL databases are installed, maintained, secured, monitored, and optimized in professional environments.

Why Learn PostgreSQL Database Administration?

Database administration is an essential function in organizations that depend on applications and data-driven business operations. A PostgreSQL DBA helps maintain database stability, manage user access, prevent data loss, resolve performance issues, and support development and production teams.

PostgreSQL offers a broad range of capabilities, including advanced SQL, transaction management, indexing, replication, backup and recovery, and support for structured and semi-structured data. Learning these capabilities can help IT professionals expand their technical knowledge and prepare for database-related responsibilities.

Learners can strengthen their understanding of PostgreSQL environments and gain knowledge that is relevant to database administration, application support, and infrastructure management roles.

PostgreSQL DBA Online Training in Delhi NCR by Trainer Ravindra

Trainer Ravindra guides participants through the essential concepts of PostgreSQL database administration. The training emphasizes understanding both the theory behind PostgreSQL and the practical steps involved in managing databases.

Participants learn how PostgreSQL works, how database objects are organized, how users and permissions are managed, and how administrators maintain reliable database environments. The training also introduces important operational tasks such as monitoring database activity, analyzing query performance, maintaining database health, and troubleshooting common issues.

The course is intended to help learners develop a systematic approach to database administration. Through practical exercises and demonstrations, participants can understand how different administrative activities affect database performance, availability, and security.

Whether you are starting your database administration journey or looking to expand your existing IT skills, this online training provides a learning path for developing PostgreSQL knowledge.

Practical Learning and Real-World Applications

The PostgreSQL DBA online training emphasizes practical understanding of database administration tasks. Participants can learn how to create databases, configure user access, perform backup and restore operations, examine query execution plans, and investigate common database issues.

This knowledge can be useful when supporting application development teams, maintaining business databases, managing test environments, or preparing for database administration responsibilities.

Who Can Join PostgreSQL DBA Online Training?

The course is suitable for :

  • Fresh graduates interested in database technologies

  • IT professionals planning to specialize in database administration

  • Database administrators who want to expand their PostgreSQL knowledge

  • Software developers working with PostgreSQL-backed applications

  • System administrators and application support professionals

Basic knowledge of databases, SQL, or operating systems can be helpful, although the appropriate starting level depends on the learner's existing experience.

1. Is PostgreSQL DBA Online Training available in Delhi NCR?
Yes, GreenByte Technologies offers PostgreSQL Database Administration (DBA) Online Training for learners across Delhi NCR, including Delhi, Noida, Gurugram, Faridabad, and Ghaziabad.
2. Is PostgreSQL DBA Online Training available in Delhi?
Yes, learners in Delhi can attend PostgreSQL DBA online training from GreenByte Technologies and learn database administration from their preferred location.
3. Is PostgreSQL DBA Online Training available in Noida?
Yes, participants in Noida can join the online PostgreSQL DBA training and learn PostgreSQL installation, configuration, database management, backup, recovery, and performance tuning.
4. Is PostgreSQL DBA Online Training available in Gurugram?
Yes, learners in Gurugram can enroll in PostgreSQL DBA online training offered by GreenByte Technologies.
5. Is PostgreSQL DBA Online Training available in Faridabad?
Yes, PostgreSQL DBA online training is available for learners in Faridabad who want to develop database administration skills.
6. Is PostgreSQL DBA Online Training available in Ghaziabad?
Yes, learners in Ghaziabad can attend online PostgreSQL DBA classes without traveling to a physical training center.
7. Who is the trainer for PostgreSQL DBA Online Training at GreenByte Technologies?
Trainer Ravindra conducts the PostgreSQL DBA online training, covering important database administration concepts and practical topics.
8. What topics are covered in PostgreSQL DBA Online Training in Delhi NCR?
The training covers PostgreSQL architecture, installation, configuration, database and user administration, SQL, backup and recovery, performance tuning, indexing, security, monitoring, troubleshooting, and replication fundamentals.
9. Is PostgreSQL DBA Online Training suitable for beginners in Delhi NCR?
Yes, the course can be suitable for beginners and IT professionals who want to learn PostgreSQL database administration. Basic knowledge of SQL or databases is helpful.
10. Does PostgreSQL DBA Online Training include practical sessions?
The training is designed to cover practical database administration tasks and demonstrations. Contact GreenByte Technologies to confirm the current batch's hands-on lab arrangements.
11. Can working professionals in Delhi NCR join PostgreSQL DBA Online Training?
Yes, working professionals from Delhi, Noida, Gurugram, Faridabad, and Ghaziabad can attend online training while continuing their professional activities, subject to the batch schedule.
12. What career opportunities are available after PostgreSQL DBA Training?
Depending on their skills and experience, learners can explore roles such as PostgreSQL Database Administrator, Database Support Engineer, Database Operations Engineer, SQL Developer, and Application Support Engineer.

PostgreSQL Database Administration (DBA) Delhi Curriculum

PostgreSQL Database Administration (DBA)

Course Description

This course covers fundamental concepts, advanced topics, and practical skills required to manage and maintain PostgreSQL databases effectively. The course is suitable for beginners as well as experienced professionals looking to enhance their PostgreSQL DBA skills.

Course Objectives

  • Understand PostgreSQL architecture and system processes.
  • Install and configure PostgreSQL on various operating systems.
  • Manage database clusters, schemas, and tables.
  • Perform routine maintenance, backup, and recovery.
  • Optimize database performance and query tuning.
  • Set up high availability, failover, and replication.

Who Should Attend

  • Database Administrators (DBAs) seeking advanced PostgreSQL skills.
  • Developers looking to understand PostgreSQL administration.
  • IT professionals interested in database management and optimization.

Prerequisites

  • Basic understanding of database concepts.
  • Familiarity with SQL and command-line interfaces.

Course Content

Module 1: System Architecture

  • Architectural Summary
  • Process and Memory Architecture
  • Connection Request-Response
  • Disk Read Buffering
  • Write Buffering
  • Commit and Checkpoint
  • Statement Processing

Module 2: PostgreSQL Installation

  • OS User and Permissions
  • Installation Options
  • Installation of PostgreSQL Using the Wizard Installer
  • Source Code and Binary-Based Installation
  • Setting Environmental Variables

Module 3: Database Clusters

  • Database Clusters
  • Creating a Database Cluster
  • Starting and Stopping the Server Using pg_ctl
  • Connecting to the Server Using psql
  • Exploring the PostgreSQL Data Directory
  • Installation Directory Layout
  • PostgreSQL Database Storage Architecture

Module 4: Configuration

Setting PostgreSQL Parameters

  • Connection Settings in postgresql.conf
  • Access Control Settings Using pg_hba.conf
  • Security and Authentication Settings
  • MD5 Authentication
  • Trust Authentication
  • Password Authentication
  • SCRAM-SHA-256 Authentication
  • Peer Authentication

Module 5: User Tools - Command-Line Interfaces

  • Overview of the psql Utility
  • Conventions
  • Database Connection Setup and Configuration
  • psql Command-Line Parameters
  • Entering and Running SQL Queries
  • psql Meta-Commands
  • Configuring Session Parameters in psql
  • Information Commands

Module 6: Security

  • Authentication and Authorization
  • Levels of Security
  • pg_hba.conf File
  • Authentication Methods and Implementation
  • Server-Level Roles
  • Database-Level Roles
  • Object-Level Permissions and Ownership
  • Managing Roles and Privileges
  • Role-Based Access Control
  • Security Best Practices
  • Creating Users with Password Expiration

Module 7: Logging and Auditing

  • Enabling Logging and Auditing Parameters
  • Reading Log and Audit Data for Troubleshooting

Module 8: Creating and Managing Databases

  • Object Hierarchy
  • Understanding Default System Databases
  • Creating New Databases
  • Creating User-Defined Template Databases
  • Creating Schemas
  • Managing Schemas
  • Moving Tables Between Schemas
  • Schema Search Path

Module 9: Tablespace Management

  • Creating a Tablespace
  • Assigning a Tablespace to a Database
  • Assigning a Tablespace to a Table
  • Moving Tables Between Tablespaces
  • Viewing Tablespaces
  • Deleting a Tablespace
  • Managing Database Storage with Tablespaces
  • Temporary Tablespace Usage for Performance Optimization
  • Advantages and Limitations of Tablespaces

Module 10: Table Management

  • Temporary Tables
  • Permanent Tables
  • Logged and Unlogged Tables
  • Sequence Creation
  • Moving Tables Between Tablespaces
  • Understanding Table Free Space Map (FSM) and Visibility Map (VM) Files
  • Examining Existing Table Structures

Module 11: Indexes

Exploring Index Structures in PostgreSQL

  • Non-Unique Indexes
  • Unique Indexes
  • Single-Column Indexes
  • Multicolumn Indexes
  • Unique Multicolumn Indexes
  • Ascending-Order Indexes
  • Descending-Order Indexes
  • Partial Indexes
  • Hash Indexes
  • Comparison Between B-Tree and Hash Indexes
  • Using pg_repack to Rebuild Tables and Indexes Online

Module 12: Backup, Recovery, and PITR

  • Backup Types
  • SQL Dump Backups
  • SQL Dump Options
  • Handling Large Databases
  • Restoring SQL Dumps
  • Cluster Dumps
  • Offline Backups
  • Recovering a Database Using Offline Backups
  • Online Directory Backups
  • Continuous Archiving
  • Using pg_basebackup for Online Backups
  • Point-in-Time Recovery (PITR) Concepts
  • Recovering a Database to a Specific Timestamp
  • Recovering to the Latest Available Backup
  • Using pgBackRest for Backup and Recovery Strategies
  • Point-in-Time Recovery with pgBackRest
  • Checking Backup Integrity

Module 13: Routine Maintenance Tasks

  • Database Maintenance
  • Optimizer Statistics
  • Data Fragmentation
  • Routine Vacuuming
  • Vacuum Commands
  • Preventing Transaction ID Wraparound Failures
  • VACUUM FREEZE
  • The Visibility Map
  • vacuumdb Utility
  • Autovacuum
  • Per-Table Maintenance Thresholds
  • Routine Reindexing
  • CLUSTER Command

Module 14: Data Dictionary

  • The System Catalog Schema
  • System Information Tables
  • System Information Functions
  • System Administration Functions
  • System Information Views

Module 15: Moving Data

  • Loading Flat Files
  • Importing and Exporting Data Using COPY
  • Examples of the COPY Command
  • Using COPY FREEZE for Performance
  • Introduction to EDB*Loader for PPAS

Module 16: Streaming Replication

  • Data Replication Concepts
  • Data Replication in PostgreSQL
  • Synchronous and Asynchronous Replication
  • Streaming Replication
  • Hot and Warm Standby Architectures
  • Cascading Replication
  • Setting Up Streaming Replication
  • Preparing the Primary Server
  • Configuring Synchronous Streaming Replication
  • Configuring Authentication
  • Taking a Full Backup of the Primary Server
  • Setting Up the Standby Server
  • Adding a Cascading Replication Standby Server
  • Monitoring Hot Standby
  • Recovery Control Functions

Module 17: Table Partitioning

  • Partitioning Concepts
  • Partitioning Methods
  • When to Partition Tables
  • Range-Based Partitioning
  • List-Based Partitioning
  • Hash-Based Partitioning
  • Partitioning Considerations and Limitations

Module 18: Extensions

  • Introduction to PostgreSQL Extension Modules
  • Installing Extension Modules
  • Module Index

Module 19: Foreign Data Wrappers

  • Introduction to Foreign Data Wrappers (FDWs)
  • FDW Components
  • Types of FDWs
  • Setting Up Foreign Data Wrappers
  • Example: postgres_fdw
  • Example: file_fdw
  • Access Control for Foreign Data

Module 20: Upgrading Best Practices

  • In-Place and Side-by-Side Upgrade and Migration Steps
  • Preparing an Upgrade Plan
  • Upgrading Using pg_upgrade
  • PostgreSQL Upgrade Best Practices

Module 21: GUI Tools - Overview

  • Introduction to pgAdmin 4
  • Configuring and Registering PostgreSQL Server Connections
  • Viewing and Editing Data
  • Using the Query Tool
  • Managing Databases
  • Managing Languages
  • Managing Schemas
  • Overview of PostgreSQL Object Administration
  • Database Maintenance
  • Tablespace Management
  • Role Management

Module 22: PostgreSQL Automatic Failover

  • Configuring Automatic Failover Using pg_autoctl (Citus Data)
  • Replication Configuration
  • Configuring Multiple Standby Replication Nodes
  • Priority-Based Failover Configuration
  • Maintenance on Failover Nodes
  • Verifying Replication and Different Failover Modes

Module 23: Monitoring

  • Database Monitoring
  • Database Statistics
  • Understanding PostgreSQL Database Statistics
  • Database Statistics Tables
  • Operating System Process Monitoring on Unix
  • Monitoring Server Processes on Linux
  • Monitoring Active Database Sessions and Lock Activity
  • Logging Slow-Running Queries
  • Monitoring Disk Usage

Module 24: SQL Server to PostgreSQL Migration Using pgloader

This module covers the process of migrating databases from Microsoft SQL Server to PostgreSQL using pgloader. It begins with prerequisite setup, including SQL Server connectivity, FreeTDS/ODBC configuration, and PostgreSQL environment preparation.

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