emsApplication/sdk/include/cppconn/parameter_metadata.h

85 lines
2.4 KiB
C++

/*
* Copyright (c) 2008, 2018, Oracle and/or its affiliates. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.0, as
* published by the Free Software Foundation.
*
* This program is also distributed with certain software (including
* but not limited to OpenSSL) that is licensed under separate terms,
* as designated in a particular file or component or in included license
* documentation. The authors of MySQL hereby grant you an
* additional permission to link the program and your derivative works
* with the separately licensed software that they have included with
* MySQL.
*
* Without limiting anything contained in the foregoing, this file,
* which is part of MySQL Connector/C++, is also subject to the
* Universal FOSS Exception, version 1.0, a copy of which can be found at
* http://oss.oracle.com/licenses/universal-foss-exception.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License, version 2.0, for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _SQL_PARAMETER_METADATA_H_
#define _SQL_PARAMETER_METADATA_H_
#include <cppconn/sqlstring.h>
namespace sql
{
class ParameterMetaData
{
public:
enum
{
parameterModeIn,
parameterModeInOut,
parameterModeOut,
parameterModeUnknown
};
enum
{
parameterNoNulls,
parameterNullable,
parameterNullableUnknown
};
virtual sql::SQLString getParameterClassName(unsigned int param) = 0;
virtual int getParameterCount() = 0;
virtual int getParameterMode(unsigned int param) = 0;
virtual int getParameterType(unsigned int param) = 0;
virtual sql::SQLString getParameterTypeName(unsigned int param) = 0;
virtual int getPrecision(unsigned int param) = 0;
virtual int getScale(unsigned int param) = 0;
virtual int isNullable(unsigned int param) = 0;
virtual bool isSigned(unsigned int param) = 0;
protected:
virtual ~ParameterMetaData() {}
};
} /* namespace sql */
#endif /* _SQL_PARAMETER_METADATA_H_ */