How to use primary key in Oracle Apex form, use primary key in multiple ways.

How to use primary key in Oracle Apex form, use primary key in multiple ways.

How to use primary key in Oracle Apex form multiple ways. CREATE TABLE  "STUDENT"     ( "STUDENT_ID" NUMBER,  "STUDENT_NAME" VARCHAR2(250),  "ADDRESS" VARCHAR2(250),  "PHONE" NUMBER,  "DATE1" DATE,  CONSTRAINT "STUDENT_CON" PRIMARY KEY ("STUDENT_ID")   USING INDEX  ENABLE    ) / 1st ..................way Create a Dynamic Action  >> Name- PRIMARY KEY     Action >> Execute Server-side code >>   SELECT NVL(MAX(STUDENT_ID),0)+1 INTO :P9_STUDENT_ID FROM STUDENT; Items to Return- P9_STUDENT_ID Client-side Condition >> Type >> Item is null. 2nd ..................way Create a Process >> Name- PRIMARY KEY         PL/SQL Code >>  BEGIN   SELECT NVL(MAX(STUDENT_ID),0)+1 INTO :P9_STUDENT_ID   FROM STUDENT; END; When Button Pressed >> Create. 3rd ..................way Create a Process >> Name- PRIMARY KEY     PL/SQL Code >>  declare function get_pk return varchar2 is begin DECLARE L_PRIMARY_KE…