- 追加された行はこの色です。
- 削除された行はこの色です。
#author("2018-09-20T15:50:34+00:00","","")
[[AWSメモ]] >
* DynamoDBでAttributesToGetを指定した場合のキャパシティユニット [#t53c56b8]
#setlinebreak(on);
#contents
** [#a907b786]
#html(<div style="padding-left:10px">)
#mycode2(){{
import boto3
from boto3.dynamodb.conditions import Attr
import json
dynamodb = boto3.resource('dynamodb')
table = dynamodb.Table('SampleTable')
def create_test_data():
base_text = '1234567890'
text_data = ''
for i in range(100):
text_data = text_data + base_text
for i in range(1):
for j in range(10):
res = table.put_item(
Item = {
"pkey": f'pkey-{i+1:05d}',
"skey": f'skey-{j+1:05d}',
"column001": text_data,
"column002": text_data,
"column003": text_data,
"column004": text_data,
"column005": text_data,
"column006": text_data,
"column007": text_data,
"column008": text_data,
"column009": text_data,
"column010": text_data
},
ReturnConsumedCapacity = 'INDEXES'
)
print(res)
def get_item(pkey, skey, column):
args = {}
args['Key'] = {'pkey': pkey, 'skey': skey}
args['ProjectionExpression'] = column
args['ReturnConsumedCapacity'] = 'INDEXES'
res = table.get_item(**args)
print(json.dumps(res['ConsumedCapacity'], indent=4))
def main():
#create_test_data()
print('### column * 5 ###')
get_item('pkey-00001', 'skey-00001', 'column001, column002 ,column003, column004, column005')
print('### column * 10 ###')
get_item('pkey-00001', 'skey-00001', 'column001, column002 ,column003, column004, column005, column006, column007 ,column008, column009, column010')
if __name__ == '__main__':
main()
}}
#html(</div>)