MASTER -DETAILS ENTRY FORMS IN APEX

Question

THIS IS MY TABLE, HOW I WILL MASTER -DETAILS ENTRY FORMS IN APEX.
PLEASE HELP
CREATE TABLE BUY_INFO_MST
SUPPLIER_CODE VARCHAR2(5) NOT NULL,
MEMO_CODE VARCHAR(12),
ITEM_CODE VARCHAR2(3) NOT NULL,
BUY_DATE DATE ,
USER_NAME VARCHAR2(15) ,
ENTRY_DATE DATE ,
UPD_USER VARCHAR2(15) ,
UPD_DATE DATE ,
CONSTRAINT PK_BUY_INFO PRIMARY KEY (SUPPLIER_CODE,MEMO_CODE,ITEM_CODE,BUY_DATE)
CREATE TABLE BUY_INFO_DTL
SUPPLIER_CODE VARCHAR2(5) NOT NULL,
MEMO_CODE VARCHAR(12) ,
ITEM_CODE VARCHAR2(3) NOT NULL,
ITEM_DETAILS_CODE VARCHAR2(3) NOT NULL,
BUY_DATE DATE ,
ROLL VARCHAR2(3) ,
UNIT_CODE_M VARCHAR2(3) ,
UNIT_CODE_I VARCHAR2(3) ,
QUANTITY_M NUMBER(10,4) ,
QUANTITY_I NUMBER(10,4) ,
UNIT_PRICE NUMBER(15,4) ,
BUY_AMOUNT NUMBER(15,4) ,
USER_NAME VARCHAR2(15) ,
ENTRY_DATE DATE ,
UPD_USER VARCHAR2(15) ,
UPD_DATE DATE ,
CONSTRAINT PK_BUY_INFO_DTL PRIMARY KEY (SUPPLIER_CODE,MEMO_CODE,ITEM_CODE,ITEM_DETAILS_CODE, BUY_DATE),
CONSTRAINT FK_BUY_INFO_DTL FOREIGN KEY(SUPPLIER_CODE,MEMO_CODE,ITEM_CODE,BUY_DATE)REFERENCES BUY_INFO_MST
JAHANGIR

Answer 1

Hi,
Because you're using a composite key with more than 2 columns you'll need to create a view of each table with a ROWID column and use those as your primary keys. Either that or add a new column to the table for each entry.
Mike