Horton

Re: optimizing pg_upgrade's once-in-each-database steps

Nathan Bossart <nathandbossart@gmail.com>

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From: Nathan Bossart <nathandbossart@gmail.com>
To: Corey Huinker <corey.huinker@gmail.com>
Cc: Ilya Gladyshev <ilya.v.gladyshev@gmail.com>, Daniel Gustafsson <daniel@yesql.se>, Robert Haas <robertmhaas@gmail.com>, Jeff Davis <pgsql@j-davis.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2024-08-28T21:46:40Z
Lists: pgsql-hackers

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I spent some time cleaning up names, comments, etc.  Barring additional
feedback, I'm planning to commit this stuff in the September commitfest so
that it has plenty of time to bake in the buildfarm.

-- 
nathan

Commits

  1. Introduce framework for parallelizing various pg_upgrade tasks.

  2. pg_upgrade: Parallelize WITH OIDS check.

  3. pg_upgrade: Parallelize contrib/isn check.

  4. pg_upgrade: Parallelize data type checks.

  5. pg_upgrade: Parallelize encoding conversion check.

  6. pg_upgrade: Parallelize incompatible polymorphics check.

  7. pg_upgrade: Parallelize postfix operator check.

  8. pg_upgrade: Parallelize retrieving extension updates.

  9. pg_upgrade: Parallelize retrieving loadable libraries.

  10. pg_upgrade: Parallelize retrieving relation information.

  11. pg_upgrade: Parallelize subscription check.

  12. pg_upgrade: Move live_check variable to user_opts.

  13. pg_upgrade: run all data type checks per connection