PostgreSQL 15 Cookbook: 100+ expert solutions across scalability, performance optimization, essential commands

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If you're a PostgreSQL database administrator looking for a comprehensive guide to managing your databases, look no further than the PostgreSQL 15 Cookbook. With 100 ready solutions to common database management challenges, this book provides a complete guide to administering and troubleshooting your databases using latest PostgreSQL 15.Starting with cloud provisioning and migration, the book covers all aspects of database administration, including replication, transaction logs, partitioning, sharding, auditing, realtime monitoring, backup, recovery, and error debugging. Each solution is presented in a clear, easy-to-follow format, using a real database called 'adventureworks' to provide an on-job practicing experience.Throughout the book, you'll learn how to use tools like pglogical, pgloader, WAL, repmgr, Patroni, HAProxy, PgBouncer, pgBackRest, pgAudit and Prometheus, gaining valuable experience and expertise in managing your databases. With its focus on practical solutions and real-world scenarios, the PostgreSQL 15 Cookbook is an essential resource for any PostgreSQL database administrator. Whether you're just starting out or you're a seasoned pro, this book has everything you need to keep your databases running smoothly and efficiently. Key Learnings: Streamline your PostgreSQL databases with cloud provisioning and migration techniques Optimize performance and scalability through effective replication, partitioning, and sharding Safeguard your databases with robust auditing, backup, and recovery strategies Monitor your databases in real-time with powerful tools like pgAudit, Prometheus, and Patroni Troubleshoot errors and debug your databases with expert techniques and best practices Boost your productivity and efficiency with advanced tools like pglogical, pgloader, and HAProxy. With the PostgreSQL 15 Cookbook as your guide, you'll gain valuable insights and expertise in managing your PostgreSQL databases, while learning practical solutions to common database management challenges. Whether you're a novice or an experienced PostgreSQL administrator, this book has everything you need to take your database management skills to the next level and become a PostgreSQL expert.

Author(s): Peter G.
Publisher: GitforGits
Year: 2023

Language: English
Pages: 364

Preface

Chapter 1: GETTING POSTGRESQL 15 READY

Recipe#1: Simplifying Understanding of PostgreSQL Architecture

Recipe#2: Installing PostgreSQL 15 from Binaries

Recipe#3: Installing PostgreSQL 15 from Source Code

Recipe#4: Upgrade to Minor & Major Releases

Recipe#5: Parsing Database Start-up Logs

Recipe#6: Using PostgreSQL Server Access Solutions

Recipe#7: Discovering PostgreSQL Database Structural Objects

Recipe#8: Understanding PostgreSQL Memory Configuration

Recipe#9: Understanding Use of Key Configuration Parameters

Chapter 2: Performing Basic PostgreSQL Operations

Recipe#1: Understanding AdventureWorks Database in this Book

Recipe#2: Selecting Right Database Schema

Recipe#3: Selecting Indexing Techniques

Recipe#4: Building Concurrent Index

Recipe#5: Prepare Database Log Directory

Recipe#6: Using PostgreSQL TOAST

Recipe#7: Create and Administer PostgreSQL Temporary Table

Recipe#8: Using SELECT in WITH Queries

Recipe#9: Running Recursive Query

Recipe#10: Writing Common Table Expression (CTE)

Chapter 3: PostgreSQL Cloud Provisioning

Recipe#1: Create PostgreSQL Cloud Instance and Manage Database Connection with AWS EC2 and RDS

Recipe#2: Native Backup/Restore with AWS EC2 Instance

Recipe#3: Natively Backup/Restore with AWS RDS Instance

Recipe#4: Manage Connection to Database on AWS

Recipe#5: Perform Replication of Database on AWS

Recipe#6: Run PostgreSQL Bi-directional Replication using pglogical

Chapter 4: Database Migration to Cloud and PostgreSQL

Recipe#1: Migrating from On-premise to AWS EC2/RDS Instance

Recipe#2: Utilizing AWS Data Migration Service (DMS)

Recipe#3: Migrating Database from EC2 to RDS Instance

Recipe#4: Preparing Pgloader to Use with Database

Recipe#5: Migrating from MySQL to PostgreSQL

Recipe#6: Setting Up Foreign Data Wrapper (FDW)

Chapter 5: WAL, AutoVacuum & ArchiveLog

Recipe#1: Enable and Disable Archive Mode

Recipe#2: WAL Compression Option for Space Management

Recipe#3: Configure WAL Performance Parameter

Recipe#4: Administer Continuous Archiving

Recipe#5: Using Remote WAL Archive Options

Recipe#6: Exploring Vacuum Process

Recipe#7: Estimate Transaction Log Size

Recipe#8: Debug PostgreSQL Autovaccum

Recipe#9: Delete PostgreSQL Archive Logs

Chapter 6: Partitioning and Sharding Strategies

Recipe#1: Setup Partitioning in PostgreSQL 15

Recipe#2: Vertical & Horizontal Partitioning

Recipe#3: Perform Attaching, Detaching and Drop Partition

Recipe#4: Tables Partitioning using Table Inheritance

Recipe#5: Implement Automatic Partition

Recipe#6: Partition Pruning

Recipe#7: Run Declarative Partition

Recipe#8: Administer Performance with Table Partitioning

Recipe#9: Setting up Shard with FWD

Recipe#10: Configure Sharding with Citusdata

Recipe#11: Repair Shards

Chapter 7: Solving Replication, Scalability & High Availability

Recipe#1: Using Master-Slave Replication

Recipe#2: Setup Delay Standby

Recipe#3: Install and Configure ‘repmgr’

Recipe#4: Cloning Database with ‘repmgr’

Recipe#5: Perform PITR Recovery using Delay Standby

Recipe#6: Deploy High Availability Cluster with Patroni

Recipe#7: Using HAProxy and PgBouncer for High Availability

Recipe#8: Perform Database Upgrade on Replication Cluster

Chapter 8: Blob, JSON Query, CAST Operator & Connections

Recipe#1: Perform Querying

Recipe#2: Import BLOB Data Types

Recipe#3: Running Queries using Shell Script

Recipe#4: Working with Postgres JSON Query

Recipe#5: Working with Postgres CAST Operator

Recipe#6: Assuring Database Consistency and Integrity

Chapter 9: Authentication, Audit & Encryption

Recipe#1: Manage Roles, Membership, Attributes, Authentication and Authorizations

Recipe#2: Setting Up SSL Authentication

Recipe#3: Configure Encryption

Recipe#4: Install and Configure pgAudit

Recipe#5: Using Audit Log with PostgreSQL Trigger

Recipe#6: Using log_statement/Audit Trail

Recipe#7: Install and Configure LDAP Authentication

Chapter 10: Implementing Database Backup Strategies

Recipe#1: Automate Database Backup

Recipe#2: Execute Continuous Archiving PostgreSQL Backup

Recipe#3: Working with ‘pg_probackup’ and ‘pgBackRest’

Recipe#4: Install and Configure Barman

Recipe#5: Perform Incremental/Differential Backup

Recipe#6: Execute Schema Level Backup

Recipe#7: Perform Backup Monitoring using pg_stat_activity

Chapter 11: Exploring database Recovery & Restoration Methods

Recipe#1: Perform Full and PITR Recovery

Recipe#2: Restore Database using Barman

Recipe#3: Perform Incremental/Differential Restore

Recipe#4: Working with Tablespace Recovery

Recipe#5: Working with Tables Recovery

Recipe#6: Working with Schema Level Restore

Recipe#7: Monitor Restore Operations

Recipe#8: Working with Recovery Mode

Recipe#9: Working with Recovery Target Options

Chapter 12: Prometheus & Continuous Monitoring

Recipe#1: Installing and Configuring Prometheus

Recipe#2: Real-time Monitoring using Prometheus

Recipe#3: Using Statistic Collector and Analyzer

Recipe#4: Using Prometheus to Monitor Active Session

Recipe#5: Parse Query String

Recipe#6: Use Database Connection Pooling

Recipe#7: Vacuum amd Bloat

Recipe#8: Using ‘fsync’

Chapter 13: Debugging PostgreSQL

Recipe#1: Benchmarking and its Importance

Recipe#2: Benchmark Performance using PGBench

Recipe#3: Responding Error Messages