baseColumns = baseColumnPositions.length;
FormatableBitSet indexColsBitSet = new FormatableBitSet();
for (int i = 0; i < baseColumns; i++)
{
indexColsBitSet.grow(baseColumnPositions[i]);
indexColsBitSet.set(baseColumnPositions[i] - 1);
}
/* Get one row template for the index scan, and one for the fetch */
indexRow = ef.getValueRow(baseColumns + 1);