private IPlanItem CreateLastestByIdPlanItem(IColumnMetadata column)
{
var rowScan = new RowScanPlanItem(_journal, _tx);
rowScan.ApplyLastestByIdPlanItem(column);
return(rowScan);
}
public void IndexCollectionScan <TT>(string memberName, TT[] values)
{
var p = new RowScanPlanItem(_journal, _tx);
p.AddContainsScan(Metadata.GetColumnByPropertyName(memberName), values);
_planHead = p;
}
public void ColumnLambdaScan <T>(IColumnMetadata column, Func <T, bool> lambda)
{
var planItem = new RowScanPlanItem(_journal, _tx);
planItem.AddLambdaScan(column, lambda);
_planHead = planItem;
}
public void ColumnScan <T>(IColumnMetadata column, T literal)
{
var planItem = new RowScanPlanItem(_journal, _tx);
planItem.AddContainsScan(column, literal);
_planHead = planItem;
}
public void ColumnNotNullScan(IColumnMetadata column)
{
var planItem = new RowScanPlanItem(_journal, _tx);
_planHead = planItem;
if (!Metadata.IsNullColumnID.HasValue || !column.Nullable || column.NullIndex < 0)
{
return;
}
var isNullColumn = Metadata.GetColumnByID(Metadata.IsNullColumnID.Value);
Func <ByteArray, bool> lambda = ba => !ba.IsSet(column.NullIndex);
planItem.AddLambdaScan(isNullColumn, lambda);
}
public void IndexCollectionScan(string memberName, IEnumerable values, Expression exp)
{
var p = new RowScanPlanItem(_journal, _tx);
var column = Metadata.GetColumnByPropertyName(memberName);
switch (column.DataType.ColumnType)
{
case EFieldType.Byte:
p.AddContainsScan(column, ToIList <byte>(values));
break;
case EFieldType.Bool:
p.AddContainsScan(column, ToIList <bool>(values));
break;
case EFieldType.Int16:
p.AddContainsScan(column, ToIList <short>(values));
break;
case EFieldType.Int32:
p.AddContainsScan(column, ToIList <int>(values));
break;
case EFieldType.Int64:
p.AddContainsScan(column, ToIList <long>(values));
break;
case EFieldType.Double:
p.AddContainsScan(column, ToIList <double>(values));
break;
case EFieldType.Symbol:
case EFieldType.String:
p.AddContainsScan(column, ToIList <string>(values));
break;
case EFieldType.DateTime:
case EFieldType.DateTimeEpochMs:
p.AddContainsScan(column, ToIList <DateTime>(values));
break;
default:
throw QueryExceptionExtensions.ExpressionNotSupported(
string.Format("Column of type {0} cannot be bound to Contains expressions", column.DataType.ColumnType), exp);
}
_planHead = p;
}
