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+ + + + +
+ + Package psycopg2 :: + Module _psycopg :: + Class connection +
+ 		+ + +
[show private | hide private]
[frames | no frames]
+ + +

Type connection

+ +
+object --+
+         |
+        connection
+

+ +
Known Subclasses:
+
+ connection, + DictConnection
+ +
+ +

connection(dsn, ...) -> new connection object

+
+ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
Method Summary
 __init__(...) +
+x.__init__(...) initializes x; see x.__class__.__doc__ for signature
 __new__(T, + S, + ...) +
+Return a new object with type S, a subtype of T...
 __repr__(x) +
+Return repr(x)...
 __str__(x) +
+Return str(x)...
 close() +
+Close the connection.
 commit() +
+Commit all changes to database.
extensions.cursorcursor(cursor_factory) +
+new cursor
 rollback() +
+Roll back all changes done to database.
 set_client_encoding(encoding) +
+Set client encoding to encoding.
 set_isolation_level(level) +
+Switch isolation level to level.
    Inherited from object
 __delattr__(...) +
+x.__delattr__('name') <==> del x.name
 __getattribute__(...) +
+x.__getattribute__('name') <==> x.name
 __hash__(x) +
+Return hash(x)...
 __reduce__(...) +
+helper for pickle
 __reduce_ex__(...) +
+helper for pickle
 __setattr__(...) +
+x.__setattr__('name', value) <==> x.name = value

+ + + + + + + + + + + + + + + + + + + + + + + + +
Property Summary
 closed: True if the connection is closed.
 dsn: The current connection string.
 encoding: The current client encoding.
 isolation_level: The current isolation level.
 notices
 notifies
    DBAPI-2.0 errors
 Error: Base class for error exceptions.
 Warning: A database warning.
 InterfaceError: Error related to the database interface.
 DatabaseError: Error related to the database engine.
 InternalError: The database encountered an internal error.
 OperationalError: Error related to database operation (disconnect, memory allocation etc).
 ProgrammingError: Error related to database programming (SQL error, table not found etc).
 IntegrityError: Error related to database integrity.
 DataError: Error related to problems with the processed data.
 NotSupportedError: A not supported datbase API was called.

+ + + + + + +
Method Details
+ + +
+

__init__(...) +
(Constructor) +

+

x.__init__(...) initializes x; see x.__class__.__doc__ for signature

+
+
Overrides:
+
__builtin__.object.__init__
+
+
+
+ + +
+

__new__(T, + S, + ...) +

+
+
Returns:
+
+
+a new object with type S, a subtype of T
+
+
+
+
Overrides:
+
__builtin__.object.__new__
+
+
+
+ + +
+

__repr__(x) +
(Representation operator) +

+
+
Returns:
+
+
+repr(x)
+
+
+
+
Overrides:
+
__builtin__.object.__repr__
+
+
+
+ + +
+

__str__(x) +
(Informal representation operator) +

+
+
Returns:
+
+
+str(x)
+
+
+
+
Overrides:
+
__builtin__.object.__str__
+
+
+
+ + +
+

close() +

+

Close the connection.

+
+
+
+ + +
+

commit() +

+

Commit all changes to database.

+
+
+
+ + +
+

cursor(cursor_factory=extensions.cursor) +

+

new cursor

+

Return a new cursor.

+

The cursor_factory argument can be used to +create non-standard cursors by passing a class different from the +default. Note that the new class should be a sub-class of +extensions.cursor.

+
+
Returns:
+
+extensions.cursor
+
+
+
+ + +
+

rollback() +

+

Roll back all changes done to database.

+
+
+
+ + +
+

set_client_encoding(encoding) +

+

Set client encoding to encoding.

+
+
+
+ + +
+

set_isolation_level(level) +

+

Switch isolation level to level.

+
+
+
+
+ + + + + + +
Property Details
+
+ + +

Error

+

Base class for error exceptions.

+
+ + +

Warning

+

A database warning.

+
+ + +

InterfaceError

+

Error related to the database interface.

+
+ + +

DatabaseError

+

Error related to the database engine.

+
+ + +

InternalError

+

The database encountered an internal error.

+
+ + +

OperationalError

+

Error related to database operation (disconnect, memory allocation etc).

+
+ + +

ProgrammingError

+

Error related to database programming (SQL error, table not found etc).

+
+ + +

IntegrityError

+

Error related to database integrity.

+
+ + +

DataError

+

Error related to problems with the processed data.

+
+ + +

NotSupportedError

+

A not supported datbase API was called.

+
+ + +

closed

+

True if the connection is closed.

+
+ + +

dsn

+

The current connection string.

+
+ + +

encoding

+

The current client encoding.

+
+ + +

isolation_level

+

The current isolation level.

+

+ + + + + + + + + + + +
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+ + + + + + +
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