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Oracle® Database SQL Language Reference
12c Release 1 (12.1)

E17209-15
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MAKE_REF

Syntax

Description of make_ref.gif follows
Description of the illustration make_ref.gif

Purpose

MAKE_REF creates a REF to a row of an object view or a row in an object table whose object identifier is primary key based. This function is useful, for example, if you are creating an object view

See Also:

Oracle Database Object-Relational Developer's Guide for more information about object views and DEREF

Examples

The sample schema oe contains an object view oc_inventories based on inventory_typ. The object identifier is product_id. The following example creates a REF to the row in the oc_inventories object view with a product_id of 3003:

SELECT MAKE_REF (oc_inventories, 3003)
  FROM DUAL;

MAKE_REF(OC_INVENTORIES,3003)
------------------------------------------------------------------
00004A038A0046857C14617141109EE03408002082543600000014260100010001
00290090606002A00078401FE0000000B03C21F040000000000000000000000000
0000000000