Answer Posted / ajit nayak

FUNCTION
---------
CREATE OR REPLACE FUNCTION FN_WORD_CNT (V_NAME VARCHAR2,V_SRCH_WRD VARCHAR2)
RETURN NUMBER
IS

I_COUNT NUMBER;
I_WRD_CNT NUMBER;

TYPE V_WORD IS TABLE OF VARCHAR2(10)
INDEX BY BINARY_INTEGER;
V_S_WORD V_WORD;

BEGIN
I_WRD_CNT := LENGTH(V_NAME);
DBMS_OUTPUT.PUT_LINE(I_WRD_CNT);
I_COUNT := 0;

FOR I IN 1..I_WRD_CNT
LOOP
SELECT SUBSTR(V_NAME,I,1)
INTO V_S_WORD(I)
FROM DUAL;

END LOOP;
FOR I IN 1..V_S_WORD.COUNT
LOOP

IF(V_S_WORD(I) = V_SRCH_WRD) THEN
I_COUNT := I_COUNT + 1;

END IF;
END LOOP;
RETURN I_COUNT;
END;

FOR RUN
-------

select FN_WORD_CNT('AJIT','A')
from dual;

PROCEDURE
---------
CREATE OR REPLACE FUNCTION FN_WORD_CNT (V_NAME VARCHAR2,V_SRCH_WRD VARCHAR2)
RETURN NUMBER
IS

I_COUNT NUMBER;
I_WRD_CNT NUMBER;

TYPE V_WORD IS TABLE OF VARCHAR2(10)
INDEX BY BINARY_INTEGER;
V_S_WORD V_WORD;

BEGIN
I_WRD_CNT := LENGTH(V_NAME);
DBMS_OUTPUT.PUT_LINE(I_WRD_CNT);
I_COUNT := 0;

FOR I IN 1..I_WRD_CNT
LOOP
SELECT SUBSTR(V_NAME,I,1)
INTO V_S_WORD(I)
FROM DUAL;

END LOOP;
FOR I IN 1..V_S_WORD.COUNT
LOOP

IF(V_S_WORD(I) = V_SRCH_WRD) THEN
I_COUNT := I_COUNT + 1;

END IF;
END LOOP;
RETURN I_COUNT;
END;

RUN THIS PROCEDURE
------------------
DECLARE
v_name varchar2(10) := '&name';
v_srch varchar(2) := '&str';
i_cnt number;
begin
DBMS_OUTPUT.PUT_LINE('ENTER NAME '||v_name||CHR(10)||' SEARCH STR '||v_srch);
P_FN_WORD_CNT(v_name,v_srch,i_cnt);
END;

Can we call procedure in select statement?

976

---

Do stored procedures prevent sql injection?

920

---

what is an extent ? : Sql dba

1021

---

Is crud a cuss word?

975

---

How do you declare a constant?

911

---

What are actual parameters and formal parameters?

1039

---

Explain the rollback statement?

964

---

What are the dml statements?

1097

---

What is fmtonly in sql?

1010

---

Define commit?

941

---

What is identity column in sql server?

988

---

Table A Table B 1 1 2 1 3 1. Union & union all --> A Union B , A Union all B 2. Minus , Intersect --> A minus B , B Minus A , A Intersect B 3. Joins A join B , A Left Join B A Right Join B , A full Join B 4. %Type - Uses & Benifit 5. Truncate & Delete 6. Pragma Autonomus Transaction 7. how to Perform DDL from function or procedure 8. Can we have DML inside Function 9. Rank & Dense Rank diffrence 10. Water Mark in Oracle 11. Index , Can we have index in all column of table if no then why ?

954

---

Which is faster view or stored procedure?

889

---

What is a composite primary key?

1033

---

what is the command line end user interface - mysql? : Sql dba

925

---