feat(postgres): Enterprise Plus, index advisor, deadlock tuning

[mwhooker]

oops, nevermind

Summary by CodeRabbit

Release Notes

• New Features

  • PostgreSQL instances now configured with Enterprise Plus edition
  • Enabled index advisor and deadlock timeout optimization database flags

• Chores

  • Updated default database machine tier to performance-optimized configuration

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: b4c63fa4-db67-45cc-8a1c-1e8c0d85d5af

📥 Commits

Reviewing files that changed from the base of the PR and between 76ff140 and 036cd0a.

📒 Files selected for processing (2)

• examples/standalone-infra/postgres.tf
• examples/standalone-infra/variables.tf

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📝 Walkthrough

Walkthrough

Updates the standalone PostgreSQL infrastructure example to use Enterprise Plus edition with performance-optimized machine tier. Adds database flags for index advisor and deadlock timeout configuration, and updates the corresponding variable defaults.

Changes

PostgreSQL Enterprise Plus Upgrade

Layer / File(s)	Summary
Variable Configuration examples/standalone-infra/variables.tf	postgres_tier variable default changes from db-custom-1-3840 to db-perf-optimized-N-2; description updated to reference Enterprise Plus requirements.
Database Instance Settings examples/standalone-infra/postgres.tf	Sets edition = "ENTERPRISE_PLUS" in the Cloud SQL instance configuration and enables two database flags: cloudsql.enable_index_advisor (on) and deadlock_timeout (1000ms).

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~8 minutes

Poem

🐰 A database hops to Enterprise Plus,
Performance-tuned without all the fuss,
Index advisors and timeouts aligned,
Cloud SQL infrastructure, refined! ✨

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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