\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5×\D6?\BDê\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2€ \00 $\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4ê\E9\F2á\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// # mysql/oursql.py # Copyright (C) 2005-2019 the SQLAlchemy authors and contributors # # # This module is part of SQLAlchemy and is released under # the MIT License: http://www.opensource.org/licenses/mit-license.php """ .. dialect:: mysql+oursql :name: OurSQL :dbapi: oursql :connectstring: mysql+oursql://:@[:]/ :url: http://packages.python.org/oursql/ .. note:: The OurSQL MySQL dialect is legacy and is no longer supported upstream, and is **not tested as part of SQLAlchemy's continuous integration**. The recommended MySQL dialects are mysqlclient and PyMySQL. Unicode ------- Please see :ref:`mysql_unicode` for current recommendations on unicode handling. """ from .base import BIT from .base import MySQLDialect from .base import MySQLExecutionContext from ... import types as sqltypes from ... import util class _oursqlBIT(BIT): def result_processor(self, dialect, coltype): """oursql already converts mysql bits, so.""" return None class MySQLExecutionContext_oursql(MySQLExecutionContext): @property def plain_query(self): return self.execution_options.get("_oursql_plain_query", False) class MySQLDialect_oursql(MySQLDialect): driver = "oursql" if util.py2k: supports_unicode_binds = True supports_unicode_statements = True supports_native_decimal = True supports_sane_rowcount = True supports_sane_multi_rowcount = True execution_ctx_cls = MySQLExecutionContext_oursql colspecs = util.update_copy( MySQLDialect.colspecs, {sqltypes.Time: sqltypes.Time, BIT: _oursqlBIT} ) @classmethod def dbapi(cls): return __import__("oursql") def do_execute(self, cursor, statement, parameters, context=None): """Provide an implementation of *cursor.execute(statement, parameters)*.""" if context and context.plain_query: cursor.execute(statement, plain_query=True) else: cursor.execute(statement, parameters) def do_begin(self, connection): connection.cursor().execute("BEGIN", plain_query=True) def _xa_query(self, connection, query, xid): if util.py2k: arg = connection.connection._escape_string(xid) else: charset = self._connection_charset arg = connection.connection._escape_string( xid.encode(charset) ).decode(charset) arg = "'%s'" % arg connection.execution_options(_oursql_plain_query=True).execute( query % arg ) # Because mysql is bad, these methods have to be # reimplemented to use _PlainQuery. Basically, some queries # refuse to return any data if they're run through # the parameterized query API, or refuse to be parameterized # in the first place. def do_begin_twophase(self, connection, xid): self._xa_query(connection, "XA BEGIN %s", xid) def do_prepare_twophase(self, connection, xid): self._xa_query(connection, "XA END %s", xid) self._xa_query(connection, "XA PREPARE %s", xid) def do_rollback_twophase( self, connection, xid, is_prepared=True, recover=False ): if not is_prepared: self._xa_query(connection, "XA END %s", xid) self._xa_query(connection, "XA ROLLBACK %s", xid) def do_commit_twophase( self, connection, xid, is_prepared=True, recover=False ): if not is_prepared: self.do_prepare_twophase(connection, xid) self._xa_query(connection, "XA COMMIT %s", xid) # Q: why didn't we need all these "plain_query" overrides earlier ? # am i on a newer/older version of OurSQL ? def has_table(self, connection, table_name, schema=None): return MySQLDialect.has_table( self, connection.connect().execution_options(_oursql_plain_query=True), table_name, schema, ) def get_table_options(self, connection, table_name, schema=None, **kw): return MySQLDialect.get_table_options( self, connection.connect().execution_options(_oursql_plain_query=True), table_name, schema=schema, **kw ) def get_columns(self, connection, table_name, schema=None, **kw): return MySQLDialect.get_columns( self, connection.connect().execution_options(_oursql_plain_query=True), table_name, schema=schema, **kw ) def get_view_names(self, connection, schema=None, **kw): return MySQLDialect.get_view_names( self, connection.connect().execution_options(_oursql_plain_query=True), schema=schema, **kw ) def get_table_names(self, connection, schema=None, **kw): return MySQLDialect.get_table_names( self, connection.connect().execution_options(_oursql_plain_query=True), schema, ) def get_schema_names(self, connection, **kw): return MySQLDialect.get_schema_names( self, connection.connect().execution_options(_oursql_plain_query=True), **kw ) def initialize(self, connection): return MySQLDialect.initialize( self, connection.execution_options(_oursql_plain_query=True) ) def _show_create_table( self, connection, table, charset=None, full_name=None ): return MySQLDialect._show_create_table( self, connection._contextual_connect( close_with_result=True ).execution_options(_oursql_plain_query=True), table, charset, full_name, ) def is_disconnect(self, e, connection, cursor): if isinstance(e, self.dbapi.ProgrammingError): return ( e.errno is None and "cursor" not in e.args[1] and e.args[1].endswith("closed") ) else: return e.errno in (2006, 2013, 2014, 2045, 2055) def create_connect_args(self, url): opts = url.translate_connect_args( database="db", username="user", pas