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⟩ Can DML Statements Be Used in PL/SQL?

Yes, you can run almost any DML statements in PL/SQL directly. To manipulate Oracle database data you can include INSERT, UPDATE, and DELETE statements, directly in PL/SQL programs, without any special notation, as shown in the following sample code:

(Connect to XE with SQL*Plus)

CREATE TABLE student (id NUMBER(5) PRIMARY KEY,

first_name VARCHAR(80) NOT NULL,

last_name VARCHAR(80) NOT NULL);

Table created.

SELECT COUNT(*) FROM student;

COUNT(*)

----------

0

CREATE OR REPLACE PROCEDURE HELLO AS

BEGIN

INSERT INTO student VALUES(29, 'Bob', 'Henry');

INSERT INTO student VALUES(30, 'Joe', 'Bush');

UPDATE student SET first_name = 'ggl' WHERE id = 30;

DELETE FROM student WHERE id = 29;

END;

/

SELECT * FROM student;

ID  FIRST_NAME LAST_NAME

-------- ----------- ----------

30 ggl Bush

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