/**
* Read a row from the data page at the given position.
*
* @param data the data page
* @param pos the position to read from
* @param columnCount the number of columns
* @return the row
*/
private static Row readRow(Data data, int pos, int columnCount) {
Value[] values = new Value[columnCount];
synchronized (data) {
data.setPos(pos);
for (int i = 0; i < columnCount; i++) {
values[i] = data.readValue();
}
}
return RegularTable.createRow(values);
}
@Override
public double getCost(Session session, int[] masks, TableFilter filter, SortOrder sortOrder) {
return getCostRangeIndex(masks, tableData.getRowCountApproximation(), filter, sortOrder);
}