//---------------------------------------------------------------------------
// @function:
// CPartInfo::CPartInfoEntry::PpartinfoentryAddRemappedKeys
//
// @doc:
// Create a copy of the current object, and add a set of remapped
// part keys to this entry, using the existing keys and the given hashmap
//
//---------------------------------------------------------------------------
CPartInfo::CPartInfoEntry *
CPartInfo::CPartInfoEntry::PpartinfoentryAddRemappedKeys
(
IMemoryPool *pmp,
CColRefSet *pcrs,
HMUlCr *phmulcr
)
{
GPOS_ASSERT(NULL != pcrs);
GPOS_ASSERT(NULL != phmulcr);
DrgPpartkeys *pdrgppartkeys = CPartKeys::PdrgppartkeysCopy(pmp, m_pdrgppartkeys);
const ULONG ulSize = m_pdrgppartkeys->UlLength();
for (ULONG ul = 0; ul < ulSize; ul++)
{
CPartKeys *ppartkeys = (*m_pdrgppartkeys)[ul];
if (ppartkeys->FOverlap(pcrs))
{
pdrgppartkeys->Append(ppartkeys->PpartkeysRemap(pmp, phmulcr));
break;
}
}
m_pmdid->AddRef();
CPartConstraint *ppartcnstrRel = m_ppartcnstrRel->PpartcnstrCopyWithRemappedColumns(pmp, phmulcr, false /*fMustExist*/);
return GPOS_NEW(pmp) CPartInfoEntry(m_ulScanId, m_pmdid, pdrgppartkeys, ppartcnstrRel);
}
