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Fix appointment service errors and latency issues #209

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Fix appointment service errors and latency issues #209

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8ea3ae4
Fix hardcoded exception and improve error handling
github-actions[bot] Nov 7, 2025
4d505b0
Optimize DynamoDB scan operation to reduce latency
github-actions[bot] Nov 7, 2025
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5 changes: 3 additions & 2 deletions lambda-petclinic/sample-apps/function2/lambda_function.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,8 @@ def lambda_handler(event, context):
pet_id = query_params.get('petid')

try:
response = table.scan()
# Optimize scan operation with pagination limit to reduce latency
response = table.scan(Limit=100)
items = response.get('Items', [])

print("Record IDs in DynamoDB Table:")
Expand All @@ -40,4 +41,4 @@ def lambda_handler(event, context):
return {
'statusCode': 500,
'body': json.dumps({'error': str(e)})
}
}
13 changes: 8 additions & 5 deletions lambda-petclinic/sample-apps/function3-different-version/lambda_function.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,12 +22,15 @@ def lambda_handler(event, context):
owners = query_params.get('owners')
pet_id = query_params.get('petid')


if pet_id == "111111111111":
raise Exception('Fail to parse the request. Cause: NullPointerException')

# Improved input validation with proper error responses
if owners is None or pet_id is None:
raise Exception('Missing owner or pet_idßßßß')
return {
'statusCode': 400,
'body': json.dumps({'error': 'Missing required parameters: owners or petid'}),
'headers': {
'Content-Type': 'application/json'
}
}

if record_id is None:
return {
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