Column column = project.columnModel.getColumnByCellIndex(_cellIndex);
String key = "time-bin:row-based:" + _expression;
TimeBinIndex index = (TimeBinIndex) column.getPrecompute(key);
if (index == null) {
index = new TimeBinRowIndex(project, rowEvaluable);
column.setPrecompute(key, index);
}
retrieveDataFromBaseBinIndex(index);