cyberneticlibrary

Design PostgreSQL schemas and indexes

postgresqlskillsetup L20
Sheshiyer/skill-clusters
What it does

Design PostgreSQL schemas with normalization, indexing, and data types

Best for

When you need to model a relational schema with correct constraints, performance tuples, and MVCC semantics.

Inputs
  • · domain requirements
  • · query patterns
  • · data volume estimates
Outputs
  • · DDL schema
  • · index recommendations
  • · normalization advice
Preconditions
  • · Domain model defined
  • · Access patterns known
Failure modes
  • · Over-normalization killing reads
  • · Missing FK indexes
  • · wrong data types for precision/range
Trust signals
  • · 3NF design
  • · tested on production volume
  • · index cardinality verified