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.
It may be hard to find two snowflakes that look identical, but you can classify snow crystals according to their shapes. Here's how. It may be hard to find two snowflakes that look identical, but you can classify snow crystals according to their shapes. This is a list of different snowflake patterns. Hexagonal Plates