Seeding Data¶

The seed-dynamodb.sh script seeds both pet adoption and petfood DynamoDB tables with sample data. It supports interactive and non-interactive modes.

Usage¶

Interactive Mode¶

./src/cdk/scripts/seed-dynamodb.sh

Presents a menu:

1. Seed both pet adoption and petfood tables
2. Seed pet adoption table only
3. Seed petfood table only
4. Select specific table manually

Non-Interactive Mode¶

# Seed all tables
./src/cdk/scripts/seed-dynamodb.sh all

# Seed by type
./src/cdk/scripts/seed-dynamodb.sh pets
./src/cdk/scripts/seed-dynamodb.sh petfood

# Seed specific table
./src/cdk/scripts/seed-dynamodb.sh pets MyPetAdoptionTable

Prerequisites¶

• AWS CLI configured with valid credentials
• DynamoDB table read/write access
• jq installed
• CDK resources deployed first

Data Structure¶

Pet Adoption Data¶

{
  "petid": "P001",
  "petname": "Buddy",
  "petage": "2",
  "pettype": "dog",
  "breed": "Golden Retriever"
}

Petfood Data¶

{
  "id": "F001",
  "name": "Premium Dog Food - Adult",
  "brand": "PetNutrition Pro",
  "price": "24.99",
  "pet_type": "dog",
  "food_type": "dry",
  "ingredients": ["Chicken", "Rice", "Vegetables"],
  "nutritional_info": {
    "Protein": "28%",
    "Fat": "15%"
  }
}

Features¶

• Automatic table discovery via pattern matching
• Automatic DynamoDB format conversion (strings, string sets, maps)
• Validation of AWS credentials and seed files
• Progress reporting during seeding