utkarsharma2 commented on code in PR #30501:
URL: https://github.com/apache/airflow/pull/30501#discussion_r1161430306
##########
airflow/providers/amazon/aws/transfers/dynamodb_to_s3.py:
##########
@@ -118,11 +123,51 @@ def __init__(
self.dynamodb_scan_kwargs = dynamodb_scan_kwargs
self.s3_bucket_name = s3_bucket_name
self.s3_key_prefix = s3_key_prefix
+ self.export_time = export_time
+ self.export_format = export_format
def execute(self, context: Context) -> None:
hook = DynamoDBHook(aws_conn_id=self.source_aws_conn_id)
- table = hook.get_conn().Table(self.dynamodb_table_name)
+ if self.export_time:
+ self._export_table_to_point_in_time(hook=hook)
+ else:
+ self._export_entire_data(hook=hook)
+
+ def _export_table_to_point_in_time(self, hook: DynamoDBHook):
+ """
+ Export data from start of epoc till `export_time`. Table export will
be a snapshot of the table’s
+ state at this point in time.
+ """
+ terminal_status = ['COMPLETED', 'FAILED']
+ sleep_time = 30 # unit: seconds
+ client = hook.conn.meta.client
+ while True:
+ response = client.export_table_to_point_in_time(
+ TableArn=self.dynamodb_table_name,
+ ExportTime=self.export_time,
+ ClientToken='string',
Review Comment:
@vincbeck want to understand it a bit, what would happen if we make the same
call multiple times without passing `clientToken`? wouldn't it cause the same
operation to occur multiple times?
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