public IEnumerable <string> GetValueNames()
{
var result = new List <string>(ValueNames);
result.AddRange(ColumnsDef.Where(c => c.Role == ColumnRole.Value).Select(c => c.Name));
return(result.Distinct());
}
public IEnumerable <string> GetKeyNames()
{
var result = new List <string>(KeyNames);
result.AddRange(ColumnsDef.Where(c => c.Role == ColumnRole.Key).Select(c => c.Name));
return(result.Distinct().OrderBy(x => x));
}
public IEnumerable <string> GetKeyNames()
{
var result = new List <string>(KeyNames);
result.AddRange(ColumnsDef.Where(c => c.Role == ColumnRole.Key).Select(c => (c.Identifier as ColumnNameIdentifier).Name));
return(result.Distinct());
}
public int GetMaxColumnOrdinalDefined()
{
if (ColumnsDef.Count > 0)
{
return(ColumnsDef.Where(cd => cd.Identifier is ColumnOrdinalIdentifier).Max(cd => ((ColumnOrdinalIdentifier)(cd.Identifier)).Ordinal));
}
else
{
return(-1);
}
}
