Antidiuretic hormone (ADH, vasopressin) is produced by the supraoptic and paraventricular nuclei of the hypothalamus and travels in the axons through the pituitary stalk to the posterior pituitary gland.
What is a foreign key in SQL Server? A foreign key is a way to enforce referential integrity within your SQL Server database. A foreign key means that values in one table must also appear in another table. The referenced table is called the parent table while the table with the foreign key is called the child table.
When choosing a primary key from the pool of candidate keys always choose a single simple key over a composite key. Foreign Key A foreign key is generally a primary key from one table that appears as a field in another where the first table has a relationship to the second.