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Critical infrastructure use case · Amazon Web Services + Snowflake + Microsoft 365

Operational data to analytics

Operational exports are loaded by scripts nobody owns, and failures are found late. Operational files load into Snowflake reliably, and teams are told when data is ready.

Systems involved

What each system contributes

  • S315

Trigger source: AWS S3, AWS SNS, AWS SQS, AWS CloudWatch, AWS CloudWatch Events

Snowflake

35 actions

  • Data Loading & Stages8
  • Tasks & Scheduling7
  • Tables6
  • Views6
Microsoft 365

45 actions

  • Teams16
  • Emails14

Trigger source: Microsoft Teams

Architecture

One governed run

Trigger: AWS S3Integration: AWS + SnowflakeRules + CodeHuman ApprovalSystem Action: SnowflakeAudit

How it starts: A new object in AWS S3 starts the run through the AWS S3 trigger source.

Step by step

How the process runs

  1. 01

    File

    A new S3 object starts the run.

  2. 02

    Validate

    Rules + Code checks structure.

  3. 03

    Load

    Snowflake data loading and stages bring the data in.

  4. 04

    Refresh

    Snowflake tasks, tables and views update.

  5. 05

    Notify

    Teams or email confirms the data is ready.

Control

Human decision and exception path

Human decision

Schema changes and loads that fail validation wait for the data owner.

Exception path

  • Invalid files are quarantined.
  • Load failures are retried and reported.
  • Late files raise an alert.

Evidence

What gets audited

  • File reference.
  • Validation.
  • Load results.
  • Notifications.

Nexus runs on premises, in private or sovereign cloud, or air-gapped. Credentials stay in the vault, roles decide who can approve, and the execution record stays inside your deployment boundary.

Sovereignty and deployment

Related

Patterns, connectors and next steps

FAQ

Questions about this use case

Does Nexus replace any of these systems?
No. Each system keeps its own records. Nexus runs the process between them and records each decision.
How does the run start?
A new object in AWS S3 starts the run through the AWS S3 trigger source.
What if a step is not covered by a pre-built action?
It runs through an API, protocol or database call, or as Rules + Code in Python, Bash, Go, Java, .NET, PHP, PowerShell or JavaScript/TypeScript, with the same approvals and audit.

Use case review

Discuss this use case

Bring your version of the process. We will map the systems, approvals and evidence it needs.