Merge pull request #47 from punitsakre23/PunitSakre

Added PL/SQL code files

PLSQL/ConditionalConstructs.txt

@@ -0,0 +1,36 @@
+DECLARE
+
+    v_COUNTRY_ID COUNTRIES.COUNTRY_ID%TYPE := 'ENG';
+    v_COUNTRY_NAME COUNTRIES.COUNTRY_NAME%TYPE := 'England';
+    v_REGION_ID REGIONS.REGION_ID%TYPE;
+    v_REGION_NAME REGIONS.REGION_NAME%TYPE := 'USA';
+    v_COUNT PLS_INTEGER;
+
+BEGIN
+
+    SELECT COUNT(COUNTRY_NAME)
+    INTO v_COUNT
+    FROM COUNTRIES
+    WHERE COUNTRY_NAME = v_COUNTRY_NAME;
+
+    IF (v_COUNT = 0) THEN
+
+        SELECT REGION_ID
+        INTO v_REGION_ID
+        FROM REGIONS
+        WHERE REGION_NAME = v_REGION_NAME;
+
+        INSERT INTO COUNTRIES
+        VALUES (v_COUNTRY_ID, v_COUNTRY_NAME, v_REGION_ID);
+        COMMIT;
+
+    ELSE
+
+        DBMS_OUTPUT.PUT_LINE('Country Already Exists');
+
+    END IF;
+
+END;
+
+--Output
+--Country Already Exists

PLSQL/CursorForLoop

@@ -0,0 +1,35 @@
+DECLARE
+
+    v_DEPT_ID EMPLOYEES.DEPARTMENT_ID%TYPE := 32;
+
+    CURSOR CUR_EMP_DETAILS
+    IS
+    SELECT employee_ID, salary, hire_date FROM EMPLOYEES WHERE DEPARTMENT_ID = v_DEPT_ID;
+
+BEGIN
+
+    FOR rec_EMPINFO IN CUR_EMP_DETAILS LOOP
+
+        DBMS_OUTPUT.PUT_LINE ('Employee ID: ' || rec_EMPINFO.EMPLOYEE_ID);
+        DBMS_OUTPUT.PUT_LINE ('Salary: ' || rec_EMPINFO.SALARY);
+        DBMS_OUTPUT.PUT_LINE ('Hire DatIN e: ' || rec_EMPINFO.HIRE_DATE);
+        DBMS_OUTPUT.PUT_LINE ('-------------------------------');
+
+    END LOOP;
+
+EXCEPTION
+
+    WHEN OTHERS THEN
+        DBMS_OUTPUT.PUT_LINE('Some error occured' || SQLERRM);
+
+END;
+
+--Output
+--Employee ID: 456
+--Salary: 78000
+--Hire Date: 25-MAY-01
+---------------------------------
+--Employee ID: 236
+--Salary: 65000
+--Hire Date: 12-DEC-99
+---------------------------------

PLSQL/Variables_DataTypes_PrintStatements.txt

@@ -0,0 +1,29 @@
+DECLARE
+
+    v_EMPLOYEE_ID NUMBER(6) := 912;
+    v_FIRST_NAME VARCHAR2(20);
+    v_PHONE_NUMBER VARCHAR2(25);
+    v_EMAIL	VARCHAR2(30);
+    v_DEPARTMENT_ID NUMBER(2);
+
+BEGIN
+
+    SELECT FIRST_NAME, PHONE_NUMBER, EMAIL, DEPARTMENT_ID
+    INTO v_FIRST_NAME, v_PHONE_NUMBER, v_EMAIL, v_DEPARTMENT_ID
+    FROM EMPLOYEES
+    WHERE EMPLOYEE_ID = v_EMPLOYEE_ID;
+
+    DBMS_OUTPUT.PUT_LINE ('Employee ID: ' || v_EMPLOYEE_ID);
+    DBMS_OUTPUT.PUT_LINE ('First Name: ' || v_FIRST_NAME);
+    DBMS_OUTPUT.PUT_LINE ('Phone Number: ' || v_PHONE_NUMBER);
+    DBMS_OUTPUT.PUT_LINE ('Email: ' || v_EMAIL);
+    DBMS_OUTPUT.PUT_LINE ('Department ID: ' || v_DEPARTMENT_ID);
+
+END;
+
+--Output
+--Employee ID: 912
+--First Name: Bryan
+--Phone Number: 180.240.1010
+--Email: BRYANS
+--Department ID: 11