PEV2
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What is PEV2?
pev2, or Postgres Explain Visualizer v2, is an open-source tool designed to make query analysis with PostgreSQL easier and more understandable. By providing a visual representation of the EXPLAIN ANALYZE output, pev2 simplifies query optimization by displaying the query plan and execution metrics in a readable structure.
Free resources to learn PEV2
- Open sourcedalibo/pev2
More in stage 12: SQL Query Patterns / Anti-patterns
- SQL Query Patterns / Anti-patterns
- Shell Scripts
- Any Programming Language
- barman
- WAL-G
- pg_dump
- pg_dumpall
- Using `pg_upgrade`
- pgbackrest
- pg_restore
- Using Logical Replication
- pg_probackup
- pg_basebackup
- Backup Validation Procedures
- Patroni
- Patroni Alternatives
- Logical Replication
- PgBouncer
- Streaming Replication
- PgBouncer Alternatives
- Simple Stateful Setup
- Helm
- Operators
- Ansible
- Salt
- Puppet
- Chef
- Prometheus
- Zabbix
- temBoard
- check_pgactivity
- check_pgbackrest
- HAProxy
- Consul
- KeepAlived
- Etcd
- Resource Usage / Provisioning / Capacity Planning
- Practical Patterns / Antipatterns
- Bulk Loading / Processing Data
- Migration Related Tools
- Data Partitioning
- Sharding Patterns
- Patterns / Antipatterns
- PgQ
- Normalization / Normal Forms
- Per-User, Per-Database Setting
- Storage Parameters
- Processes & Memory Architecture
- Vacuum Processing
- Buffer Management
- Lock Management
- Physical Storage and File Layout
- System Catalog
- PL/pgSQL
- Procedures and Functions
- Triggers
- Recursive CTE
- Aggregate and Window functions
- OLTP
- OLAP
- HTAP
- pg_stat_activity
- EXPLAIN
- Depesz
- perf-tools
- top
- sysstat
- iotop
- pg_stat_statements
- Tensor
- gdb
- strace
- explain.dalibo.com
- Core Dumps
- pgCluu
- USE
- RED
- ebpf
- pgBadger
- Golden Signals
- pgcenter
- awk
- grep
- sed
PEV2: common questions
Can I learn PEV2 in Hindi?
This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain PEV2 in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.
Is this PEV2 tutorial for beginners?
It is lesson 143 of 170 in the free PostgreSQL roadmap, in stage 12, SQL Query Patterns / Anti-patterns. If you are new to PostgreSQL, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.