self.delete_performance_data(method_id)
for (method_id, perf_data) in data.items():
sql = 'INSERT INTO runtimes_by_function (function, runtime) VALUES '
self.delete_performance_data(method_id)
for (method_id, perf_data) in data.items():
sql = 'INSERT INTO runtimes_by_function (function, runtime) VALUES '