Types of Aerial Photography. These brief descriptions cover the most common types of conventional aerial photographs. OBLIQUE - The most common type of aerial photograph. It is shot looking down at an angle to the ground (ie not directly overhead as in a 'Vertical' or 'Near Vertical'). Obliques can be either 'High' or 'Low'.
The star schema and the snowflake schema are ways to organize data marts or entire data warehouses using relational databases. Both of them use dimension tables to describe data aggregated in a fact table. Everyone sells something, be it knowledge, a product, or a service.
snowflake noun [ C ] (PIECE OF SNOW) âº 1  a small piece of snow that falls from the sky. âº 2  informal disapproving a way of referring to a young person who is considered by some people to be too easily upset and offended. âº 3  a single piece of snow that falls from the sky.