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Fix: Looker cll parsing issue (#21630)

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* Fix: Looker cll parsing issue

* Added checks
This commit is contained in:
Suman Maharana 2025-06-07 12:21:32 +05:30 committed by SumanMaharana
parent c201d52dbc
commit 3f9ec7b2e3
1 changed files with 17 additions and 9 deletions
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26
ingestion/src/metadata/ingestion/source/dashboard/looker/metadata.py
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@ -880,15 +880,23 @@ class LookerSource(DashboardServiceSource):
self._parsed_views[view_name] = sql_query
for from_table_name in lineage_parser.source_tables:
# Process column level lineage
column_lineage = [
(
source_col.raw_name,
target_col.raw_name,
)
for source_col, target_col in lineage_parser.column_lineage
or []
if source_col.parent == from_table_name
]
column_lineage = []
for column_tuple in lineage_parser.column_lineage or []:
if (
column_tuple
and hasattr(column_tuple[0], "parent")
and column_tuple[0].parent == from_table_name
):
column_lineage.append(
(
column_tuple[0].raw_name
if hasattr(column_tuple[0], "raw_name")
else column_tuple[0],
column_tuple[-1].raw_name
if hasattr(column_tuple[-1], "raw_name")
else column_tuple[-1],
)
)
yield self.build_lineage_request(
source=str(from_table_name),
db_service_name=db_service_name,