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Disable SQLAlchemy query string caching #5060

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Merged
bruntib merged 1 commit into from
Aug 31, 2026
Merged

Disable SQLAlchemy query string caching #5060

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5 changes: 5 additions & 0 deletions web/server/codechecker_server/database/database.py
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Original file line number Diff line number Diff line change
Expand Up @@ -399,11 +399,16 @@ def create_engine(self):
engine = sqlalchemy.create_engine(
self.get_connection_string(),
connect_args={'timeout': 600, 'check_same_thread': False},
# Using query string caching can cause memory issues
# with large number of products. Therefore,
# we disable it for now.
query_cache_size=0,
poolclass=NullPool)
else:
engine = sqlalchemy.create_engine(
self.get_connection_string(),
client_encoding='utf8',
query_cache_size=0,
poolclass=NullPool)

self._register_engine_hooks(engine)
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