A bitmap index has a significantly different structure from a B-tree index in the leaf node of the index. It stores one string of bits for each possible value (the cardinality) of the column being indexed.
A test generator that allows you to use questions that are on state exams, including previously discarded NY Regents Test Questions. You are also able to create tests for Science, Social Studies, and English
Book Drum is the perfect companion to the books we love, bringing them to life with immersive pictures, videos, maps and music. Good to use with an AP English class.