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.
While creating (or modifying) a MySQL table, you can set a FOREIGN KEY CONSTRAINT to a column of the table. A foreign key is a column or combination of columns which can be used to set a link between the data in two tables.ySQL create table with SET NULL. MySQL allows you to create table with SET NULL option. Doing so will delete or update the row from the parent table, and set the foreign key column or columns in the child table to.