Nikolay and Michael discuss connections — the options, security and performance tradeoffs, and a few other things to be aware of.
 
Here are some links to some things they mentioned:

• Episode on connection poolers https://postgres.fm/episodes/connection-poolers 
• listen_addresses https://www.postgresql.org/docs/current/runtime-config-connection.html#GUC-LISTEN-ADDRESSES 
• SSLMODE Explained (blog post by Andrew Kane) https://ankane.org/postgres-sslmode-explained 
• pg_hba.conf https://www.postgresql.org/docs/current/auth-pg-hba-conf.html
• Timing a query (blog post by Bruce Momjian) https://momjian.us/main/blogs/pgblog/2012.html#June_6_2012 
• How to connect (blog post by Lætitia Avrot) https://mydbanotebook.org/post/cant-connect/ 
• Improving Postgres Connection Scalability: Snapshots (blog post by Andres Freund) https://techcommunity.microsoft.com/t5/azure-database-for-postgresql/improving-postgres-connection-scalability-snapshots/ba-p/1806462 
• idle_session_timeout https://www.postgresql.org/docs/current/runtime-config-client.html#GUC-IDLE-SESSION-TIMEOUT 
• Do you vacuum everyday? (talk by Hannu Krosing) https://www.youtube.com/watch?v=JcRi8Z7rkPg 
• Don’t use now() with pg_stat_activity (tweet by Nikolay) https://twitter.com/samokhvalov/status/1664981076014690304 

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What did you like or not like? What should we discuss next time? Let us know via a YouTube comment, on social media, or by commenting on our Google doc!

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Postgres FM is brought to you by:

• Nikolay Samokhvalov, founder of Postgres.ai
• Michael Christofides, founder of pgMustard

With special thanks to:

• Jessie Draws for the amazing artwork