The query must begin with the "select" keyword and end with a ";" : prompt for an SQL command/query to execute. : treat the identifier under the cursor as a table name, and do a 'describe' on it. : ...

4.Write and execute SQL queries- Operators (and, or, not, like, between, in) 5.Write and execute SQL queries- subqueries, joins. 6.Write and execute basic PL/SQL programs - simple program, condition ...