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Code Issues 24 Releases Wiki Activity

Refs #30148 -- Moved logging queries in CursorDebugWrapper to debug_sql() contextmanager.

This commit is contained in:
kingbuzzman 2019-04-25 16:07:28 +00:00 committed by Mariusz Felisiak
parent 6754bffa2b
commit f7408b49a5
1 changed files with 20 additions and 21 deletions
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41
django/db/backends/utils.py
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@ -3,6 +3,7 @@ import decimal
import functools
import hashlib
import logging
from contextlib import contextmanager
from time import time
from django.conf import settings
@ -94,40 +95,38 @@ class CursorDebugWrapper(CursorWrapper):
# XXX callproc isn't instrumented at this time.
def execute(self, sql, params=None):
start = time()
try:
with self.debug_sql(sql, params, use_last_executed_query=True):
return super().execute(sql, params)
finally:
stop = time()
duration = stop - start
sql = self.db.ops.last_executed_query(self.cursor, sql, params)
self.db.queries_log.append({
'sql': sql,
'time': "%.3f" % duration,
})
logger.debug(
'(%.3f) %s; args=%s', duration, sql, params,
extra={'duration': duration, 'sql': sql, 'params': params}
)
def executemany(self, sql, param_list):
with self.debug_sql(sql, param_list, many=True):
return super().executemany(sql, param_list)
@contextmanager
def debug_sql(self, sql=None, params=None, use_last_executed_query=False, many=False):
start = time()
try:
return super().executemany(sql, param_list)
yield
finally:
stop = time()
duration = stop - start
if use_last_executed_query:
sql = self.db.ops.last_executed_query(self.cursor, sql, params)
try:
times = len(param_list)
except TypeError: # param_list could be an iterator
times = len(params) if many else ''
except TypeError:
# params could be an iterator.
times = '?'
self.db.queries_log.append({
'sql': '%s times: %s' % (times, sql),
'time': "%.3f" % duration,
'sql': '%s times: %s' % (times, sql) if many else sql,
'time': '%.3f' % duration,
})
logger.debug(
'(%.3f) %s; args=%s', duration, sql, param_list,
extra={'duration': duration, 'sql': sql, 'params': param_list}
'(%.3f) %s; args=%s',
duration,
sql,
params,
extra={'duration': duration, 'sql': sql, 'params': params},
)