PostgreSQL Administration

Popis kurzu

This PostgreSQL training class teaches the configuration, security management, administration, backup and restore, and optimization of PostgreSQL databases.

This PostgreSQL training class teaches the configuration, security management, administration, backup and restore, and optimization of PostgreSQL databases.

Obsah kurzu

Installation and data files

• PostgreSQL versions


• Download and installation


• Initial database initialization


• Database engine startup


• Starting and stopping of database engine


• Resolving startup failures

Configuration and data files

• psql client
  
  
  
  • Connecting to database
  
  
  • Common connection problems
  
  
  
  


• Configuration files
  
  
  
  • main conf
  
  
  
  


• Physical storage and file layout


• Tablespaces


• Roles & privileges
  
  
  
  • Roles and attributes
  
  
  
  


• Client authentication
  
  
  
  • File conf
  
  
  • Postgresql identity mapping
  
  
  
  


• Databases, schemas

Basic operations

• Working with search_paths


• Purpose of information_schema
  
  
  
  • Database inspection
  
  
  
  


• customizing psql
  
  
  
  • Magic psql commangs
  
  
  • psql configuration files
  
  
  • Automating autentication with .pgpass and environmenta variables
  
  
  
  

Monitoring & maintenance

• PostgreSQL logging behaviour


• Statistics tables


• Monitoring
  
  
  
  • database activity
  
  
  • client connections
  
  
  • slow queries
  
  
  • locks
  
  
  
  


• Vacuum and autovacuum

Transaction and WALs

• How transactions works


• Transaction isolations levels


• Write Ahead Logs
  
  
  
  • Transaction implementation
  
  
  
  

Backup and restore

• PostgreSQL internal backup_mode


• Filesystem backup


• PostgreSQL backups


• Replication-based backups


• Point In Time Restore

Tips and tricks

• Basic parameters tuning


• Customizing PostgreSQL client


• Replication types overview

Studijní materiály