from inspect import currentframe
import re
-re_from = re.compile('.* from "?([a-zA-Z_0-9]+)"? .*$');
-re_into = re.compile('.* into "?([a-zA-Z_0-9]+)"? .*$');
+re_from = re.compile('.* from "?([a-zA-Z_0-9]+)"? .*$')
+re_into = re.compile('.* into "?([a-zA-Z_0-9]+)"? .*$')
sql_counter = 0
sure you use psycopg2 v2.4.2 or newer if you use PostgreSQL 9.1 and
the performance hit is a concern for you.
+ .. attribute:: cache
+
+ Cache dictionary with a "request" (-ish) lifecycle, only lives as
+ long as the cursor itself does and proactively cleared when the
+ cursor is closed.
+
+ This cache should *only* be used to store repeatable reads as it
+ ignores rollbacks and savepoints, it should not be used to store
+ *any* data which may be modified during the life of the cursor.
+
"""
IN_MAX = 1000 # decent limit on size of IN queries - guideline = Oracle limit
self._default_log_exceptions = True
+ self.cache = {}
+
def __del__(self):
if not self.__closed and not self._cnx.closed:
# Oops. 'self' has not been closed explicitly.
_logger.warning(query)
_logger.warning("SQL queries cannot contain %d or %f anymore. "
"Use only %s")
+ if params and not isinstance(params, (tuple, list, dict)):
+ _logger.error("SQL query parameters should be a tuple, list or dict; got %r", params)
+ raise ValueError("SQL query parameters should be a tuple, list or dict; got %r" % (params,))
if self.sql_log:
now = mdt.now()
params = params or None
res = self._obj.execute(query, params)
except psycopg2.ProgrammingError, pe:
- if (self._default_log_exceptions if log_exceptions is None else log_exceptions):
+ if self._default_log_exceptions if log_exceptions is None else log_exceptions:
_logger.error("Programming error: %s, in query %s", pe, query)
raise
except Exception:
- if (self._default_log_exceptions if log_exceptions is None else log_exceptions):
+ if self._default_log_exceptions if log_exceptions is None else log_exceptions:
_logger.exception("bad query: %s", self._obj.query or query)
raise
if not self._obj:
return
+ del self.cache
+
if self.sql_log:
self.__closer = frame_codeinfo(currentframe(),3)
self.print_log()
def __getattr__(self, name):
return getattr(self._obj, name)
- """ Set the mode of postgres operations for all cursors
- """
- """Obtain the mode of postgres operations for all cursors
- """
-
class PsycoConnection(psycopg2.extensions.connection):
pass
return Connection(_Pool, db_name)
def close_db(db_name):
- global _Pool
""" You might want to call openerp.modules.registry.RegistryManager.delete(db_name) along this function."""
+ global _Pool
if _Pool:
_Pool.close_all(dsn(db_name))
ct = currentThread()