SELECT DISTINCT (recname)
FROM psrecdefn
WHERE recname IN
(SELECT DISTINCT (recname)
FROM pspnlfield
WHERE pnlname IN
(SELECT DISTINCT (b.pnlname)
 FROM pspnlgroup a, pspnlfield b
WHERE (   a.pnlname = b.pnlname OR a.pnlname =b.subpnlname)
AND a.pnlgrpname = 'VNDR_ID' -- specify your component name)
AND recname <> ' ')
UNION
SELECT DISTINCT (recname)
FROM pspnlfield
WHERE pnlname IN
(SELECT DISTINCT (b.subpnlname)
 FROM pspnlgroup a,pspnlfield b
WHERE (a.pnlname = b.pnlname OR a.pnlname = b.subpnlname )
AND a.pnlgrpname = 'VNDR_ID') -- specify your component name)
AND recname <> ' ')
AND rectype = '0' -- specify record type
ORDER BY recname ASC