public ColumnCsv(string name, DcTable input, DcTable output, bool isIdentity, bool isSuper)
: base(name, input, output, isIdentity, isSuper)
{
SampleValues = new List <string>();
ColumnIndex = -1;
_data = new ColumnDataEmpty();
_data.Translate();
}
/// <summary>
/// Creae storage for the function and its definition depending on the output set type.
/// </summary>
/// <returns></returns>
public static DcColumnData CreateColumnData(DcTable type, DcColumn column)
{
DcColumnData colData = new ColumnDataEmpty();
/*
* if (column.Input != null && column.Input.Schema != null && column.Input.Schema.GetType() != typeof(Schema)) // Import col
* {
* }
* else if (column.Output != null && column.Output.Schema != null && column.Output.Schema.GetType() != typeof(Schema)) // Output col
* {
* }
*/
if (column.Input == null || column.Output == null)
{
}
if (type == null || string.IsNullOrEmpty(type.Name))
{
}
else if (StringSimilarity.SameTableName(type.Name, "Void"))
{
}
else if (StringSimilarity.SameTableName(type.Name, "Top"))
{
}
else if (StringSimilarity.SameTableName(type.Name, "Bottom")) // Not possible by definition
{
}
else if (StringSimilarity.SameTableName(type.Name, "Root"))
{
}
else if (StringSimilarity.SameTableName(type.Name, "Integer"))
{
colData = new ColumnData <int>(column);
}
else if (StringSimilarity.SameTableName(type.Name, "Double"))
{
colData = new ColumnData <double>(column);
}
else if (StringSimilarity.SameTableName(type.Name, "Decimal"))
{
colData = new ColumnData <decimal>(column);
}
else if (StringSimilarity.SameTableName(type.Name, "String"))
{
colData = new ColumnData <string>(column);
}
else if (StringSimilarity.SameTableName(type.Name, "Boolean"))
{
colData = new ColumnData <bool>(column);
}
else if (StringSimilarity.SameTableName(type.Name, "DateTime"))
{
colData = new ColumnData <DateTime>(column);
}
else if (StringSimilarity.SameTableName(type.Name, "Set"))
{
}
else // User (non-primitive) set
{
colData = new ColumnData <int>(column);
}
return(colData);
}
public ColumnAtt(string name, DcTable input, DcTable output)
: base(name, input, output)
{
_data = new ColumnDataEmpty();
_data.Translate();
}
public ColumnRel(string name, DcTable input, DcTable output, bool isIdentity, bool isSuper)
: base(name, input, output, isIdentity, isSuper)
{
_data = new ColumnDataEmpty();
_data.Translate();
}
