ALTER TABLE expression;

add, drop, and modify columns in a table

CREATE expression;

build new tables, views, or indexes

DELETE expression;

eliminate unwanted rows from a table or view

DESCRIBE expression;

display table and view attributes

DROP expression;

eliminate entire tables, views, or indexes

INSERT expression

add rows of data to tables or views

RESET <option(s)>;

add to or change PROC SQL options without re-invoking the procedure

UPDATE expression;

modify data values in existing rows of a table or view