The midbrain comprises the tectum, tegmentum, the cerebral aqueduct, and the cerebral peduncles, as well as several nuclei and fasciculi. Caudally the midbrain adjoins the metencephalon (afterbrain) (pons and cerebellum); while rostrally it adjoins the diencephalon (thalamus, hypothalamus, etc.) Specifically, the midbrain consists of: Tectum
table (plural tables) 1  Furniture with a top surface to accommodate a variety of uses. 2  A two-dimensional presentation of data. ( 3 music) The top of a stringed instrument, particularly a member of the violin family: the side of the instrument against which the strings vibrate.
Tables are the basic unit of data storage in an Oracle Database. Data is stored in rows and columns. You define a table with a table name, such as employees, and a set of columns. You give each column a column name, such as employee_id, last_name, and job_id; a datatype, such as VARCHAR2, DATE, or NUMBER; and a width. The width can be predetermined by the datatype, as in DATE.