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using System;
using System.Data;
namespace Marina.DataAccess {
public class DatabaseCommand : IDatabaseCommand {
public DatabaseCommand( IDbCommand command ) {
_command = command;
}
public DataTable ExecuteQuery() {
DataTable table = new DataTable( );
table.Load( _command.ExecuteReader( ) );
return table;
}
public long ExecuteScalarQuery() {
object scalar = _command.ExecuteScalar( );
return DBNull.Value != scalar ? Convert.ToInt32( scalar ) : -1;
}
private readonly IDbCommand _command;
}
}
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