[
https://issues.apache.org/jira/browse/BEAM-9650?focusedWorklogId=437959&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-437959
]
ASF GitHub Bot logged work on BEAM-9650:
----------------------------------------
Author: ASF GitHub Bot
Created on: 27/May/20 18:47
Start Date: 27/May/20 18:47
Worklog Time Spent: 10m
Work Description: pabloem commented on a change in pull request #11582:
URL: https://github.com/apache/beam/pull/11582#discussion_r431365700
##########
File path: sdks/python/apache_beam/io/gcp/bigquery.py
##########
@@ -1641,3 +1644,314 @@ def process(self, unused_element, signal):
*self._args,
**self._kwargs))
| _PassThroughThenCleanup(RemoveJsonFiles(gcs_location)))
+
+
+class _ExtractBQData(DoFn):
+ '''
+ PTransform:ReadAllFromBigQueryRequest->FileMetadata that fetches BQ data into
+ a temporary storage and returns metadata for created files.
+ '''
+ def __init__(
+ self,
+ gcs_location_pattern=None,
+ project=None,
+ coder=None,
+ schema=None,
+ kms_key=None):
+
+ self.gcs_location_pattern = gcs_location_pattern
+ self.project = project
+ self.coder = coder or _JsonToDictCoder
+ self.kms_key = kms_key
+ self.split_result = None
+ self.schema = schema
+ self.target_schema = None
+
+ def process(self, element):
+ '''
+ :param element(ReadAllFromBigQueryRequest):
+ :return:
+ '''
+ element.validate()
+ if element.table is not None:
+ table_reference = bigquery_tools.parse_table_reference(element.table)
+ query = None
+ use_legacy_sql = True
+ else:
+ query = element.query
+ use_legacy_sql = element.use_legacy_sql
+
+ flatten_results = element.flatten_results
+
+ bq = bigquery_tools.BigQueryWrapper()
Review comment:
thanks. I see this has been added.
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Issue Time Tracking
-------------------
Worklog Id: (was: 437959)
Time Spent: 12h 50m (was: 12h 40m)
> Add consistent slowly changing side inputs support
> --------------------------------------------------
>
> Key: BEAM-9650
> URL: https://issues.apache.org/jira/browse/BEAM-9650
> Project: Beam
> Issue Type: Bug
> Components: io-ideas
> Reporter: Mikhail Gryzykhin
> Assignee: Mikhail Gryzykhin
> Priority: P2
> Time Spent: 12h 50m
> Remaining Estimate: 0h
>
> Add implementation for slowly changing dimentions based on [design
> doc](https://docs.google.com/document/d/1LDY_CtsOJ8Y_zNv1QtkP6AGFrtzkj1q5EW_gSChOIvg/edit]
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