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How to call DDL statements from pl/sql?

Answers were Sorted based on User's Feedback



How to call DDL statements from pl/sql?..

Answer / pavan_1981

One can call DDL statements like CREATE, DROP, TRUNCATE,
etc. from PL/SQL by using the "EXECUTE IMMEDATE" statement.
Users running Oracle versions below 8i can look at the
DBMS_SQL package .
begin
EXECUTE IMMEDIATE 'CREATE TABLE X(A DATE)';
end;
NOTE: The DDL statement in quotes should not be terminated
with a semicolon.

Another way is One can also use the older DBMS_SQL package
(V2.1 and above) to execute dynamic statements. Look at
these examples:
CREATE OR REPLACE PROCEDURE DYNSQL AS
cur integer;
rc integer;
BEGIN
cur := DBMS_SQL.OPEN_CURSOR;
DBMS_SQL.PARSE(cur, 'CREATE TABLE X (Y DATE)',
DBMS_SQL.NATIVE);
rc := DBMS_SQL.EXECUTE(cur);
DBMS_SQL.CLOSE_CURSOR(cur);
END;
/


Is This Answer Correct ?    28 Yes 4 No

How to call DDL statements from pl/sql?..

Answer / santosh kumar

declare
v_ddl_stat varchar2(200):='create table '||'&table_name'||'
('||'&column_names'||')'; --col_name like(eid number(5),name
varchar2(10))
begin
EXECUTE IMMEDIATE v_ddl_stat;
END;
/

Is This Answer Correct ?    8 Yes 4 No

How to call DDL statements from pl/sql?..

Answer / oracle_tigress

for this question when i answered as we can user package
DBMS_DDL package it was correct..let me know whether it is
write or not..

Is This Answer Correct ?    4 Yes 3 No

How to call DDL statements from pl/sql?..

Answer / parag tyagi

CREATE OR REPLACE PROCEDURE emp_test( in_name VARCHAR2) IS
cnt NUMBER;
BEGIN
EXECUTE IMMEDIATE ('grant create table to user_name');
EXECUTE IMMEDIATE ('create table ' || in_name || '(name
varchar2(10))');
SELECT '1' INTO cnt FROM User_Objects WHERE object_name
= 'EMP_TEST';
IF cnt IS NOT NULL THEN
dbms_output.put_line('Table Created');
END IF;
EXCEPTION
WHEN OTHERS THEN
dbms_output.put_line('Name is already used by an existing
object');
END;

Is This Answer Correct ?    6 Yes 6 No

How to call DDL statements from pl/sql?..

Answer / kavitha nedigunta

set serveroutput on;
DECLARE
CNT NUMBER;
table_name varchar2(300) := 'testnew';
BEGIN
--EXECUTE IMMEDIATE ('grant create table to user_name');
EXECUTE IMMEDIATE ('create table '||table_name||'(name
varchar2(10))');

SELECT COUNT(*) INTO CNT FROM USER_OBJECTS WHERE OBJECT_NAME = upper(''||table_name||'');

IF cnt > 0 THEN
dbms_output.put_line('Table Created');
END IF;

EXCEPTION
WHEN OTHERS THEN
dbms_output.put_line('Name is already used by an existing object');
END;

Is This Answer Correct ?    0 Yes 0 No

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