name: db_query
description: Execute read-only database queries

input_schema:
  type: object
  properties:
    query:
      type: string
      description: SQL query to execute
      required: true
    limit:
      type: integer
      description: Maximum number of rows to return
      default: 100
  required:
    - query

annotations:
  read_only_hint: true
  destructive_hint: false
  non_confidential: false