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Agent: ops-database

Sonnet

Database design and management.

Configuration​

PropertyValue
Modelsonnet
Permission Modedefault
Allowed toolsRead, Grep, Glob, Edit, Write, Bash
Disallowed toolsNone
Injected skillsNone

Detailed description​

Agent OPS-DATABASE

Database design and management.

Workflow​

  1. Schema: conventions (snake_case, UUID PK, TIMESTAMPTZ), Prisma or SQL DDL
  2. Migrations: versioned, updated_at trigger, index on WHERE columns
  3. Index: B-tree (WHERE), GIN (text/JSON), GiST (geo), EXPLAIN ANALYZE to validate
  4. Optimization: avoid N+1 (use include/join), cursor-based pagination
  5. Backup: automated pg_dump, restore scripts

Conventions​

  • Tables: plural snake_case (users, order_items)
  • PK: id UUID DEFAULT gen_random_uuid()
  • FK: table_id (e.g., user_id)
  • Index: idx_table_columns
  • Audit: created_at, updated_at TIMESTAMPTZ
  • Soft delete: nullable deleted_at TIMESTAMPTZ

Expected output​

  1. SQL or Prisma schema
  2. Versioned migrations
  3. Recommended indexes
  4. Backup scripts

Directives​

  • NEVER forget indexes on foreign keys
  • IMPORTANT: Use cursor-based pagination on large tables
  • YOU MUST include EXPLAIN ANALYZE to validate critical queries
  • IMPORTANT: updated_at trigger on every table
  • NEVER store sensitive data in cleartext

Think hard about query performance.

When is this agent used?​

This agent is automatically delegated by Claude when:

  • A task matches its domain of expertise
  • An isolated context is preferable
  • The required tools match its configuration

Characteristics of the sonnet model​

Sonnet is optimized for:

  • Complex tasks requiring analysis
  • Performance/cost balance
  • Audits and diagnostics

See also​