Supplements vs. whole foods. Supplements aren't intended to be a food substitute because they can't replicate all of the nutrients and benefits of whole foods, such as fruits and vegetables. So depending on your situation and your eating habits, dietary supplements may not be worth the expense. An orange, for example, provides vitamin C plus some beta carotene, calcium and other nutrients. 2  It's likely these compounds work together to produce their beneficial effect. 3  Essential fiber. 4  Whole foods, such as whole grains, fruits, vegetables and legumes, provide dietary fiber.
Density index (or relative density) is the measure of compaction of non-cohesive soils naturally com-. pacted as a result of geological processes. It also is used for compaction control of non-cohesive soils built in. hydraulic embankments.
A clustered index is a type of index where the table records are physically re-ordered to match the index. Clustered indexes are efficient on columns that are searched for a range of values. After the row with first value is found using a clustered index, rows with subsequent index values are guaranteed to be physically adjacent, thus providing faster access for a user query or an application.