OCS3 Prototype Foundational Questions

Scope Questions

• What are we replacing?
  • spdb
  • ot
  • reports
  • qpt?
  • qv?
  • pit and phase 1 process?
  • itac?
  • seqexec? (yes, but integrated or not?)

Model Questions

• What is essential?
  • programs
  • target environments
  • observations
  • constraints (conditions, timing, scheduling, grouping)
  • sequences
  • datasets

OT Feature Questions

• What is essential?
  • Editing programs and observations
  • Target/Ephemeris Lookup
  • Selecting guidestars (manual and automatic)
  • Consistency Checking
  • Planned time estimation / Time accounting?
• Catalog/OT Browser?

SPDB Feature Questions

• What is essential?
  • Reporting
  • TCC/Seqexec Integration

Technical Questions

• Can a relational model represent what we need in a reasonable way?
• Can it perform well?
• How do we do migrations, backups, failover, read replication?
• How do we deploy? How do we roll back?
• How do we monitor performance and resource usage?
• How do we do logging?

Architectural Questions

• How does information flow between server and client?
• How do we handle concurrency and contention?
• How do we ensure that the client's view is consistent with reality?
• How do we implement the TPE in Javascript?
• How do we manage authentication and authorization?