emsApplication/sdk/include/cppconn/parameter_metadata.h

/*
 * 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.
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 */



#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_ */