Ad. To see the problems that arise in the absence of entity integrity through unique primary keys, one could picture a database where an individual's last name is used as the primary key.
Oregon Medical Marijuana Grower Laws. How much medical marijuana can I grow? The laws in regards to growing are very straightforward; you cannot grow more that 6 mature plants and 18 seedlings at any one time. A seedling is a plant less that one foot tall or wide and a mature plant is anything over 1 foot. There are no specific laws saying how big a mature plant can get either. Once the plants are harvested you will want to make sure you have only 24 ounces of usable marijuana. A grower:
Oregon is one of four states, in addition to the District of Columbia, that has legalized recreational marijuana. So far, 19 states and D.C. have decriminalized the possession of small amounts of marijuana for personal use while 23 states have legalized its use for medical purposes, The Huffington Post reported.regon is one of four states, in addition to the District of Columbia, that has legalized recreational marijuana. So far, 19 states and D.C. have decriminalized the possession of small amounts of marijuana for personal use while 23 states have legalized its use for medical purposes, The Huffington Post reported.