Oracle_Hints

Hi Expert,

Can anyone please explain the below mention hints in select stmnt and how does this works internally (CPU and processor ).

 SELECT /*+ PARALLEL(16) USE_HASH(VLL, US) USE_HASH(VLL, DUL) USE_HASH(VLL,SUL) USE_HASH (UI, VLL) USE_HASH(VLL, UDOD) PQ_DISTRIBUTE(VLL, HASH, HASH) */
         DISTINCT
                   vll.item item,
                   vll.source source,
                   vll.dest dest,
                   ---0 aprfl, Commented for CR#102373

Tables Ex::  FROM
                   stsc.vehicleloadline vll,
                   stsc.udt_loc dul,
                   stsc.udt_loc sul,
                   stsc.udt_item ui,
                   stsc.udt_sku us,
                   STSC.UDT_VEND_PACK_DC vpd

Thanks In Advance .
MIHIR KAR#Oracle_DB #UNIX beginnerAsked:
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MIHIR KAR#Oracle_DB  #UNIX beginnerAuthor Commented:
Thank You!!
0
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