Some of the key topics covered in Ivan Bayross' book include:
In the late 1990s, at a bustling tech firm in Mumbai, a young developer named found himself drowning in a sea of unorganized data Sql Pl Sql Programming Language Oracle Ivan Bayross Pdf
This is where the book truly shines for programmers. While SQL is declarative, PL/SQL allows for procedural logic. Some of the key topics covered in Ivan
CREATE OR REPLACE FUNCTION get_dept_name(p_dept_id NUMBER) RETURN VARCHAR2 IS v_name VARCHAR2(100); BEGIN SELECT department_name INTO v_name FROM departments WHERE department_id = p_dept_id; RETURN v_name; EXCEPTION WHEN NO_DATA_FOUND THEN RETURN NULL; END; EXCEPTION WHEN NO_DATA_FOUND THEN RETURN NULL
The book is suitable for: