Is there a query to check the current WAL size in PostgreSQL?

Scaling Postgres Episode 109 Show Plans | WAL Monitoring | Using UUIDs | Default Logging

5mins of Postgres E10: max_wal_size, Postgres full page writes and UUID vs BIGINT primary keys

Part 16 - PostgreSQL : What is write ahead logging ( WAL ).

Databases: Postgres: understanding amount of WAL files/size generated

Optimizing Postgres for write heavy workloads ft. Checkpoint and WAL configs | Citus Con 2023

Scaling Postgres Episode 104 Reducing WAL | What is Null? | Understanding SQL | TPC-H Benchmarking

Mostly mistaken and ignored parameters while optimizing a #PostgreSQL #database - #Percona Live 2020

Breaking PostgreSQL at Scale

Scaling Postgres Episode 239 Shared Buffers, WAL Compression, Merge Command, Postgres Contributions

WAL and checkpoint tuning | Postgres.FM 010 | #PostgreSQL #Postgres podcast

30% Faster, UUID Downsides, Growing WAL, Processes vs. Threads | Scaling Postgres 271

WAL Archiving in PostgreSQL

Scaling Postgres Episode 117 Index Deduplication | Fast Hierarchy | More Monitoring | Cloud-Native

Scaling Postgres Episode 247 Generate Test Data, Faster Archiving, Date Statistics, Useless Indexes

PostgreSQL Understanding Shared Buffers 02/12

PostgreSQL in 100 Seconds

Tutorial 04-Checkpoint in PostgreSQL

Scaling Postgres Episode 101 Postgres Releases | Useless Vacuum | Isolation Diffs | WAL Compression

Postgres Pulse: PostgreSQL Write-Ahead Logging (WAL) Trade-offs | PostgreSQL Replication Slots