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fix(ingest): view handling resilience #2816

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Merged
shirshanka merged 3 commits into from
Jul 2, 2021
Merged

fix(ingest): view handling resilience #2816

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bef9f41
fix(ingest): handle TextClause view definitions
hsheth2 Jul 1, 2021
aaa5fef
handle view column issues
hsheth2 Jul 1, 2021
a4fc8d8
add warning
hsheth2 Jul 1, 2021
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handle view column issues
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@hsheth2
hsheth2 committed Jul 1, 2021
commit aaa5fefd29c8cbd5a8f3e3c2a6cc7a75b7ba528b
18 changes: 13 additions & 5 deletions metadata-ingestion/src/datahub/ingestion/source/sql_common.py
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Original file line number Diff line number Diff line change
Expand Up @@ -336,7 +336,16 @@ def loop_views(
self.report.report_dropped(dataset_name)
continue

columns = inspector.get_columns(view, schema)
try:
columns = inspector.get_columns(view, schema)
except KeyError:
# For certain types of views, we are unable to fetch the list of columns.
schema_metadata = None
else:
schema_metadata = get_schema_metadata(
self.report, dataset_name, self.platform, columns
)

try:
# SQLALchemy stubs are incomplete and missing this method.
# PR: https://github.com/dropbox/sqlalchemy-stubs/pull/223.
Expand Down Expand Up @@ -374,10 +383,9 @@ def loop_views(
# uri=dataset_name,
)
dataset_snapshot.aspects.append(dataset_properties)
schema_metadata = get_schema_metadata(
self.report, dataset_name, self.platform, columns
)
dataset_snapshot.aspects.append(schema_metadata)

if schema_metadata:
dataset_snapshot.aspects.append(schema_metadata)

mce = MetadataChangeEvent(proposedSnapshot=dataset_snapshot)
wu = SqlWorkUnit(id=dataset_name, mce=mce)
Expand Down