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dbdescribetable.h

/* liblookdb: dbdescribetable.h - Describe a table 
    Copyright (C) 1998-2001 LOOK Systems

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
#ifndef LIBLOOKDB_DBDESCRIBETABLE_H
#define LIBLOOKDB_DBDESCRIBETABLE_H

// $Id: dbdescribetable.h,v 1.6 2001/07/19 17:52:13 clive Exp $

#include "lookdbutils.h"

#include "lkstring.h"
#include "t_list.h"

namespace look {

class DbQuery;


class LOOKDBUTILITIES_DLL DbDescribeTable
{
public:

        struct SColumnInfo
        {
                LookString itsName; 
                long itsType;       
                bool itIsNullable;  

                SColumnInfo( const LookString& theName = "", long theType = -1,
                        bool isNullable = false)
                        : itsName( theName ),
                        itsType( theType ),
                        itIsNullable( isNullable )
                {
                }

                ~SColumnInfo()
                {
                }

                SColumnInfo( const SColumnInfo& theOther )
                        : itsName( theOther.itsName ),
                        itsType( theOther.itsType ),
                        itIsNullable( theOther.itIsNullable )
                {
                }

                SColumnInfo& operator=( const SColumnInfo& theOther )
                {
                        itsName = theOther.itsName;
                        itsType = theOther.itsType;
                        itIsNullable = theOther.itIsNullable;
                        return *this;
                }

                bool operator==( const SColumnInfo& theOther ) const
                {
                        return itsName == theOther.itsName;
                }
        };

        typedef LookTLList<SColumnInfo> ColumnInfoList;

        static bool DescribeTable( const LookString& theTableName,
                ColumnInfoList& theColumns );

        static bool DescribeQuery( DbQuery* theQuery,
                ColumnInfoList& theColumns );

protected:

};


} // end of "look" namespace
#endif

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