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igorvoltaic wants to merge 1 commit into from
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Update sql.py #115

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7 changes: 7 additions & 0 deletions src/cs50/sql.py
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Original file line number Diff line number Diff line change
Expand Up @@ -348,6 +348,10 @@ def shutdown_session(exception=None):
try:
result = connection.execute("SELECT LASTVAL()")
ret = result.first()[0]

# Commit changes to Postgres
connection.execute("COMMIT")

except sqlalchemy.exc.OperationalError: # If lastval is not yet defined in this session
ret = None
else:
Expand All @@ -356,6 +360,9 @@ def shutdown_session(exception=None):
# If DELETE or UPDATE, return number of rows matched
elif command in ["DELETE", "UPDATE"]:
ret = result.rowcount
# Commit changes to Postgres
if self._engine.url.get_backend_name() in ["postgres", "postgresql"]:
connection.execute("COMMIT")

# If constraint violated, return None
except sqlalchemy.exc.IntegrityError as e:
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