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Cleanup in _simple_upsert_txn

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Bail out early to reduce indentation
This commit is contained in:
Richard van der Hoff 2017-11-16 15:29:10 +00:00
parent f959c01600
commit cdc9e50a5d
1 changed files with 18 additions and 17 deletions
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35
synapse/storage/_base.py
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@ -493,7 +493,7 @@ class SQLBaseStore(object):
if lock:
self.database_engine.lock_table(txn, table)
# Try to update
# First try to update.
sql = "UPDATE %s SET %s WHERE %s" % (
table,
", ".join("%s = ?" % (k,) for k in values),
@ -502,24 +502,25 @@ class SQLBaseStore(object):
sqlargs = values.values() + keyvalues.values()
txn.execute(sql, sqlargs)
if txn.rowcount == 0:
# We didn't update and rows so insert a new one
allvalues = {}
allvalues.update(keyvalues)
allvalues.update(values)
allvalues.update(insertion_values)
sql = "INSERT INTO %s (%s) VALUES (%s)" % (
table,
", ".join(k for k in allvalues),
", ".join("?" for _ in allvalues)
)
txn.execute(sql, allvalues.values())
return True
else:
if txn.rowcount > 0:
# successfully updated at least one row.
return False
# We didn't update any rows so insert a new one
allvalues = {}
allvalues.update(keyvalues)
allvalues.update(values)
allvalues.update(insertion_values)
sql = "INSERT INTO %s (%s) VALUES (%s)" % (
table,
", ".join(k for k in allvalues),
", ".join("?" for _ in allvalues)
)
txn.execute(sql, allvalues.values())
# successfully inserted
return True
def _simple_select_one(self, table, keyvalues, retcols,
allow_none=False, desc="_simple_select_one"):
"""Executes a SELECT query on the named table, which is expected to