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.
Foreign Keys and Referential Integrity. A foreign key relationship allows you to declare that an index in one table is related to an index in another and allows you to place constraints on what may be done to the table containing the foreign key.The database enforces the rules of this relationship to maintain referential integrity.oreign Keys and Referential Integrity. A foreign key relationship allows you to declare that an index in one table is related to an index in another and allows you to place constraints on what may be done to the table containing the foreign key.