Each dataset is a separate file on disk All the contents in each personal geodatabase are held in a single Microsoft Access file (.mdb). Size Limits Up to DBMS limits : One TB for each dataset. Each file geodatabase can hold many datasets Two GB per Access database Versioning Support
Vitamin B12, also called cobalamin, is found in foods from animals, such as red meat, fish, poultry, milk, yogurt, and eggs. In recent years, fortified cereals, breads, and other grain products have also become important dietary sources of B12 and folate (identified as folic acid on nutritional labels).
B2 is Riboflavin, one of the essential vitamins, and is needed for many vital cellular processes. Good sources of B2 are eggs, milk, cheese, leafy greens, liver, mature soybeans, yeast and almonds. The RDA is 1.3 mg/day and there is no established upper limit.