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Posted to github@beam.apache.org by GitBox <gi...@apache.org> on 2020/12/04 20:42:41 UTC
[GitHub] [beam] pabloem opened a new pull request #13490: Avoiding queries that check whether a BQ table is empty for streaming inserts
pabloem opened a new pull request #13490:
URL: https://github.com/apache/beam/pull/13490
This fix will prevent BQ-related tools from issuing unnecessary queries to verify table emptiness.
------------------------
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[GitHub] [beam] udim commented on a change in pull request #13490: Avoiding queries that check whether a BQ table is empty for streaming inserts
Posted by GitBox <gi...@apache.org>.
udim commented on a change in pull request #13490:
URL: https://github.com/apache/beam/pull/13490#discussion_r536455152
##########
File path: sdks/python/apache_beam/io/gcp/bigquery_tools.py
##########
@@ -924,7 +924,8 @@ def get_or_create_table(
# If table exists already then handle the semantics for WRITE_EMPTY and
# WRITE_TRUNCATE write dispositions.
- if found_table:
+ if found_table and write_disposition in (
+ BigQueryDisposition.WRITE_EMPTY, BigQueryDisposition.WRITE_TRUNCATE):
table_empty = self._is_table_empty(project_id, dataset_id, table_id)
Review comment:
I think you can limit calling `_is_table_empty` for only when the disposition is `WRITE_EMPTY`.
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[GitHub] [beam] pabloem commented on pull request #13490: Avoiding queries that check whether a BQ table is empty for streaming inserts
Posted by GitBox <gi...@apache.org>.
pabloem commented on pull request #13490:
URL: https://github.com/apache/beam/pull/13490#issuecomment-740065085
Run Python 3.8 PostCommit
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[GitHub] [beam] pabloem commented on a change in pull request #13490: Avoiding queries that check whether a BQ table is empty for streaming inserts
Posted by GitBox <gi...@apache.org>.
pabloem commented on a change in pull request #13490:
URL: https://github.com/apache/beam/pull/13490#discussion_r537664459
##########
File path: sdks/python/apache_beam/io/gcp/bigquery_tools.py
##########
@@ -924,7 +924,8 @@ def get_or_create_table(
# If table exists already then handle the semantics for WRITE_EMPTY and
# WRITE_TRUNCATE write dispositions.
- if found_table:
+ if found_table and write_disposition in (
+ BigQueryDisposition.WRITE_EMPTY, BigQueryDisposition.WRITE_TRUNCATE):
table_empty = self._is_table_empty(project_id, dataset_id, table_id)
Review comment:
good catch. LMK if it looks better now.
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[GitHub] [beam] pabloem merged pull request #13490: Avoiding queries that check whether a BQ table is empty for streaming inserts
Posted by GitBox <gi...@apache.org>.
pabloem merged pull request #13490:
URL: https://github.com/apache/beam/pull/13490
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