/**
* @brief Creates simple tile group for testing purposes.
* @param backend Backend for tile group to use.
* @param tuple_count Tuple capacity of this tile group.
*
* Tile group has two tiles, and each of them has two columns.
* The first two columns have INTEGER types, the last two have TINYINT
* and VARCHAR.
*
* IMPORTANT: If you modify this function, it is your responsibility to
* fix any affected test cases. Test cases may be depending
* on things like the specific number of tiles in this group.
*
* @return Pointer to tile group.
*/
storage::TileGroup *ExecutorTestsUtil::CreateTileGroup(int tuple_count) {
std::vector<catalog::Column> columns;
std::vector<catalog::Schema> schemas;
columns.push_back(GetColumnInfo(0));
columns.push_back(GetColumnInfo(1));
catalog::Schema schema1(columns);
schemas.push_back(schema1);
columns.clear();
columns.push_back(GetColumnInfo(2));
columns.push_back(GetColumnInfo(3));
catalog::Schema schema2(columns);
schemas.push_back(schema2);
std::map<oid_t, std::pair<oid_t, oid_t>> column_map;
column_map[0] = std::make_pair(0, 0);
column_map[1] = std::make_pair(0, 1);
column_map[2] = std::make_pair(1, 0);
column_map[3] = std::make_pair(1, 1);
storage::TileGroup *tile_group = storage::TileGroupFactory::GetTileGroup(
INVALID_OID, INVALID_OID,
TestingHarness::GetInstance().GetNextTileGroupId(), nullptr, schemas,
column_map, tuple_count);
return tile_group;
}
storage::DataTable *ExecutorTestsUtil::CreateTable(
int tuples_per_tilegroup_count, bool indexes) {
catalog::Schema *table_schema = new catalog::Schema(
{GetColumnInfo(0), GetColumnInfo(1), GetColumnInfo(2), GetColumnInfo(3)});
std::string table_name("TEST_TABLE");
// Create table.
bool own_schema = true;
bool adapt_table = false;
storage::DataTable *table = storage::TableFactory::GetDataTable(
INVALID_OID, INVALID_OID, table_schema, table_name,
tuples_per_tilegroup_count, own_schema, adapt_table);
if (indexes == true) {
// PRIMARY INDEX
std::vector<oid_t> key_attrs;
auto tuple_schema = table->GetSchema();
catalog::Schema *key_schema;
index::IndexMetadata *index_metadata;
bool unique;
key_attrs = {0};
key_schema = catalog::Schema::CopySchema(tuple_schema, key_attrs);
key_schema->SetIndexedColumns(key_attrs);
unique = true;
index_metadata = new index::IndexMetadata(
"primary_btree_index", 123, INDEX_TYPE_BTREE,
INDEX_CONSTRAINT_TYPE_PRIMARY_KEY, tuple_schema, key_schema, unique);
index::Index *pkey_index = index::IndexFactory::GetInstance(index_metadata);
table->AddIndex(pkey_index);
// SECONDARY INDEX
key_attrs = {0, 1};
key_schema = catalog::Schema::CopySchema(tuple_schema, key_attrs);
key_schema->SetIndexedColumns(key_attrs);
unique = false;
index_metadata = new index::IndexMetadata(
"secondary_btree_index", 124, INDEX_TYPE_BTREE,
INDEX_CONSTRAINT_TYPE_DEFAULT, tuple_schema, key_schema, unique);
index::Index *sec_index = index::IndexFactory::GetInstance(index_metadata);
table->AddIndex(sec_index);
}
return table;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pWnd -
//-----------------------------------------------------------------------------
void CMySplitterWnd::ToggleMax(CWnd *pWnd)
{
int ir, ic;
if(!pMaxPrev)
{
int dummy;
// save current info
GetRowInfo(0, sizePrev[1][0], dummy);
GetRowInfo(1, sizePrev[1][1], dummy);
GetColumnInfo(0, sizePrev[0][0], dummy);
GetColumnInfo(1, sizePrev[0][1], dummy);
}
if(pWnd != pMaxPrev)
{
// maximize this one
int iRow, iCol;
CRect r;
GetClientRect(r);
VERIFY(IsChildPane(pWnd, &iRow, &iCol));
for(ir = 0; ir < 2; ir++)
{
for(ic = 0; ic < 2; ic++)
{
SetRowInfo(ir, 0, 0);
SetColumnInfo(ic, 0, 0);
}
}
SetRowInfo(iRow, r.Height(), 5);
SetColumnInfo(iCol, r.Width(), 5);
pMaxPrev = pWnd;
}
else
{
// restore saved info
SetRowInfo(0, sizePrev[1][0], 0);
SetRowInfo(1, sizePrev[1][1], 0);
SetColumnInfo(0, sizePrev[0][0], 0);
SetColumnInfo(1, sizePrev[0][1], 0);
pMaxPrev = NULL;
}
RecalcLayout();
}
// IColumnProvider members
STDMETHODIMP CShellExt::GetColumnInfo(DWORD dwIndex, SHCOLUMNINFO *psci)
{
PreserveChdir preserveChdir;
if (dwIndex > 0) // TODO: keep for now to be able to hide unimplemented columns
return S_FALSE;
ShellCache::CacheType cachetype = g_ShellCache.GetCacheType();
if (cachetype == ShellCache::none)
return S_FALSE;
LoadLangDll();
switch (dwIndex)
{
case 0: // Git Status
GetColumnInfo(dwIndex, psci, 15, IDS_COLTITLESTATUS, IDS_COLDESCSTATUS);
break;
case 1: // Git Revision
GetColumnInfo(dwIndex, psci, 40, IDS_COLTITLEREV, IDS_COLDESCREV);
break;
case 2: // Git Url
GetColumnInfo(dwIndex, psci, 30, IDS_COLTITLEURL, IDS_COLDESCURL);
break;
case 3: // Git Short Url
GetColumnInfo(dwIndex, psci, 30, IDS_COLTITLESHORTURL, IDS_COLDESCSHORTURL);
break;
case 4: // Author and Git Author
psci->scid.fmtid = FMTID_SummaryInformation; // predefined FMTID
psci->scid.pid = PIDSI_AUTHOR; // Predefined - author
psci->vt = VT_LPSTR; // We'll return the data as a string
psci->fmt = LVCFMT_LEFT; // Text will be left-aligned in the column
psci->csFlags = SHCOLSTATE_TYPE_STR; // Data should be sorted as strings
psci->cChars = 32; // Default col width in chars
MAKESTRING(IDS_COLTITLEAUTHOR);
lstrcpynW(psci->wszTitle, stringtablebuffer, MAX_COLUMN_NAME_LEN);
MAKESTRING(IDS_COLDESCAUTHOR);
lstrcpynW(psci->wszDescription, stringtablebuffer, MAX_COLUMN_DESC_LEN);
break;
case 5: // SVN eol-style
GetColumnInfo(dwIndex, psci, 30, IDS_COLTITLEEOLSTYLE, IDS_COLDESCEOLSTYLE);
break;
default:
return S_FALSE;
}
return S_OK;
}
ValueMap Sql::GetRowMap() const
{
ValueMap m;
int n = GetColumns();
for(int i = 0; i < n; i++)
m.Add(GetColumnInfo(i).name, (*this)[i]);
return m;
}
void CTabSplitterWnd::SaveSize()
{
#ifdef _DEBUG
if (m_strSection == szSplitterSection)
TRACE0("Warning: SetSection has not been called in IMSplitterWnd!\n");
#endif
GetColumnInfo(0, m_cxCur, m_cxMin);
if (m_cxCur)
afxGetApp()->WriteProfileInt(m_strSection, szPaneWidthCurrent, m_cxCur);
if (m_cxMin)
afxGetApp()->WriteProfileInt(m_strSection, szPaneWidthMinimum, m_cxMin);
GetRowInfo(0, m_cyCur, m_cyMin);
if (m_cyCur)
afxGetApp()->WriteProfileInt(m_strSection, szPaneHeightCurrent, m_cyCur);
if (m_cyMin)
afxGetApp()->WriteProfileInt(m_strSection, szPaneHeightMinimum, m_cyMin);
}
TableProperties::TableProperties(BString tableName)
: fTableName(tableName),
fColumns()
{
GetColumnInfo();
GetIndexList();
//The column types returned by SQLite could be anything; since it's typeless,
//it places no restriction on what the column types are. Thus, we'll try to
//convert the column types returned by SQLite into one of the predefined types
//used by BeAccessible (which currently are AutoNumber, Number, DateTime, Boolean,
//and Text.
ConvertDataTypes();
//Create a mapping between column names and their column properties structure
for(int i = 0; i < fColumns.CountItems(); i++)
{
ColumnProperties* col = static_cast<ColumnProperties*>(fColumns.ItemAt(i));
fColumnMapping.fMapping[col->Name()] = col;
}
//Get the table_preferences XML for the given table
GetTableXML();
}
void LogicalTile::MaterializeColumnAtATime(
const std::unordered_map<oid_t, oid_t> &old_to_new_cols,
const std::unordered_map<storage::Tile *, std::vector<oid_t>> &tile_to_cols,
storage::Tile *dest_tile) {
///////////////////////////
// EACH PHYSICAL TILE
///////////////////////////
// Copy over all data from each base tile.
for (const auto &kv : tile_to_cols) {
const std::vector<oid_t> &old_column_ids = kv.second;
///////////////////////////
// EACH COLUMN
///////////////////////////
// Go over each column in given base physical tile
for (oid_t old_col_id : old_column_ids) {
auto &column_info = GetColumnInfo(old_col_id);
// Amortize schema lookups once per column
storage::Tile *old_tile = column_info.base_tile.get();
auto old_schema = old_tile->GetSchema();
// Get old column information
oid_t old_column_id = column_info.origin_column_id;
const size_t old_column_offset = old_schema->GetOffset(old_column_id);
const ValueType old_column_type = old_schema->GetType(old_column_id);
const bool old_is_inlined = old_schema->IsInlined(old_column_id);
// Old to new column mapping
auto it = old_to_new_cols.find(old_col_id);
assert(it != old_to_new_cols.end());
// Get new column information
oid_t new_column_id = it->second;
auto new_schema = dest_tile->GetSchema();
const size_t new_column_offset = new_schema->GetOffset(new_column_id);
const bool new_is_inlined = new_schema->IsInlined(new_column_id);
const size_t new_column_length =
new_schema->GetAppropriateLength(new_column_id);
// Get the position list
auto &column_position_list =
GetPositionList(column_info.position_list_idx);
oid_t new_tuple_id = 0;
// Copy all values in the column to the physical tile
// This uses fast getter and setter functions
///////////////////////////
// EACH TUPLE
///////////////////////////
for (oid_t old_tuple_id : *this) {
oid_t base_tuple_id = column_position_list[old_tuple_id];
auto value = old_tile->GetValueFast(base_tuple_id, old_column_offset,
old_column_type, old_is_inlined);
LOG_TRACE("Old Tuple : %u Column : %u ", old_tuple_id, old_col_id);
LOG_TRACE("New Tuple : %u Column : %u ", new_tuple_id, new_column_id);
dest_tile->SetValueFast(value, new_tuple_id, new_column_offset,
new_is_inlined, new_column_length);
// Go to next tuple
new_tuple_id++;
}
}
}
}
storage::DataTable *ConstraintsTestsUtil::CreateTable(
int tuples_per_tilegroup_count, bool indexes) {
catalog::Schema *table_schema = new catalog::Schema(
{GetColumnInfo(0), GetColumnInfo(1), GetColumnInfo(2), GetColumnInfo(3)});
std::string table_name("TEST_TABLE");
// Create table.
bool own_schema = true;
bool adapt_table = false;
storage::DataTable *table = storage::TableFactory::GetDataTable(
INVALID_OID, INVALID_OID, table_schema, table_name,
tuples_per_tilegroup_count, own_schema, adapt_table);
if (indexes == true) {
// PRIMARY INDEX
std::vector<oid_t> key_attrs;
auto tuple_schema = table->GetSchema();
catalog::Schema *key_schema;
index::IndexMetadata *index_metadata;
bool unique;
key_attrs = {0};
key_schema = catalog::Schema::CopySchema(tuple_schema, key_attrs);
key_schema->SetIndexedColumns(key_attrs);
unique = true;
index_metadata = new index::IndexMetadata(
"primary_btree_index", 123, table->GetOid(), table->GetDatabaseOid(),
IndexType::BWTREE, IndexConstraintType::PRIMARY_KEY, tuple_schema,
key_schema, key_attrs, unique);
std::shared_ptr<index::Index> pkey_index(
index::IndexFactory::GetIndex(index_metadata));
table->AddIndex(pkey_index);
// SECONDARY INDEX
key_attrs = {0, 1};
key_schema = catalog::Schema::CopySchema(tuple_schema, key_attrs);
key_schema->SetIndexedColumns(key_attrs);
unique = false;
index_metadata = new index::IndexMetadata(
"secondary_btree_index", 124, table->GetOid(), table->GetDatabaseOid(),
IndexType::BWTREE, IndexConstraintType::DEFAULT, tuple_schema,
key_schema, key_attrs, unique);
std::shared_ptr<index::Index> sec_index(
index::IndexFactory::GetIndex(index_metadata));
table->AddIndex(sec_index);
// SECONDARY INDEX - UNIQUE INDEX
key_attrs = {3};
key_schema = catalog::Schema::CopySchema(tuple_schema, key_attrs);
key_schema->SetIndexedColumns(key_attrs);
unique = false;
index_metadata = new index::IndexMetadata(
"unique_btree_index", 125, table->GetOid(), table->GetDatabaseOid(),
IndexType::BWTREE, IndexConstraintType::UNIQUE, tuple_schema,
key_schema, key_attrs, unique);
std::shared_ptr<index::Index> unique_index(
index::IndexFactory::GetIndex(index_metadata));
table->AddIndex(unique_index);
}
return table;
}
STDMETHODIMP CCUBRIDRowset::Update(HCHAPTER hReserved, DBCOUNTITEM cRows, const HROW rghRows[],
DBCOUNTITEM *pcRows, HROW **prgRows, DBROWSTATUS **prgRowStatus)
{
ATLTRACE(atlTraceDBProvider, 2, "CCUBRIDRowset::Update\n");
ClearError();
if(m_nStatus==1) return RaiseError(E_UNEXPECTED, 1, __uuidof(IRowsetUpdate), L"This object is in a zombie state");
CHECK_RESTART(__uuidof(IRowsetUpdate));
DBCOUNTITEM ulRows = 0; // update할 row 수
bool bNotIgnore = true; // prgRows, prgRowStatus를 무시할지 여부를 나타냄
// the following lines are used to fix the two _alloca calls below. Those calls are risky
// because we may be allocating huge amounts of data. So instead I'll allocate that data on heap.
// But if you use _alloca you don't have to worry about cleaning this memory. So we will use these
// temporary variables to allocate memory on heap. As soon as we exit the function, the memory will
// be cleaned up, just as if we were using alloca. So now, instead of calling alloca, I'll alloc
// memory on heap using the two smnart pointers below, and then assing it to the actual pointers.
CHeapPtr<HROW> spTempRows;
CHeapPtr<DBROWSTATUS> spTempRowStatus;
if(cRows || pcRows)
{
if(prgRows) *prgRows = NULL;
if(prgRowStatus) *prgRowStatus = NULL;
}
else
{
bNotIgnore = false; // Don't do status or row arrays
}
// Check to see how many changes we'll undo
if(pcRows)
{
*pcRows = NULL;
if(prgRows==NULL) return E_INVALIDARG;
}
if(cRows)
{
if(rghRows==NULL) return E_INVALIDARG;
ulRows = cRows;
}
else
ulRows = (DBCOUNTITEM)m_rgRowHandles.GetCount();
int hConn = GetSessionPtr()->GetConnection();
UINT uCodepage = GetSessionPtr()->GetCodepage();
// NULL out pointers
{
if(prgRows && ulRows && bNotIgnore)
{
// Make a temporary buffer as we may not fill up everything
// in the case where cRows == 0
if(cRows)
*prgRows = (HROW*)CoTaskMemAlloc(ulRows * sizeof(HROW));
else
{
spTempRows.Allocate(ulRows);
*prgRows = spTempRows;
}
if (*prgRows==NULL) return E_OUTOFMEMORY;
}
if(prgRowStatus && ulRows && bNotIgnore)
{
if(cRows)
*prgRowStatus = (DBROWSTATUS*)CoTaskMemAlloc(ulRows * sizeof(DBROWSTATUS));
else
{
spTempRowStatus.Allocate(ulRows);
*prgRowStatus = spTempRowStatus;
}
if(*prgRowStatus==NULL)
{
if(cRows) CoTaskMemFree(*prgRows);
*prgRows = NULL;
return E_OUTOFMEMORY;
}
}
}
bool bSucceeded = false;
bool bFailed = false;
ULONG ulCount = 0; // update된 row 수
POSITION pos = m_rgRowHandles.GetStartPosition();
for (ULONG ulRow = 0; ulRow < ulRows; ulRow++)
{
ULONG ulCurrentRow = ulCount;
bool bDupRow = false; // 중복된 row
ULONG ulAlreadyProcessed = 0; // 중복된 row의 handle의 위치
HROW hRowUpdate = NULL; // 현재 update할 row의 handle
{
if(cRows)
{ // row handle이 주어졌음
hRowUpdate = rghRows[ulRow];
for (ULONG ulCheckDup = 0; ulCheckDup < ulRow; ulCheckDup++)
{
if (hRowUpdate==rghRows[ulCheckDup] ||
IsSameRow(hRowUpdate, rghRows[ulCheckDup]) == S_OK)
{
ulAlreadyProcessed = ulCheckDup;
bDupRow = true;
break;
}
}
}
else
{ // 모든 row에 대해 update
//ATLASSERT(ulRow < (ULONG)m_rgRowHandles.GetCount()); // delete된 row가 있으면 성립하지 않는다.
ATLASSERT( pos != NULL );
MapClass::CPair* pPair = m_rgRowHandles.GetNext(pos);
ATLASSERT( pPair != NULL );
hRowUpdate = pPair->m_key;
}
}
if(prgRows && bNotIgnore)
(*prgRows)[ulCurrentRow] = hRowUpdate;
if(bDupRow)
{
// We've already set the row before, just copy status and
// continue processing
if(prgRowStatus && bNotIgnore)
(*prgRowStatus)[ulCurrentRow] = (*prgRowStatus)[ulAlreadyProcessed];
ulCount++;
continue;
}
// Fetch the RowClass and determine if it is valid
CCUBRIDRowsetRow *pRow;
{
bool bFound = m_rgRowHandles.Lookup((ULONG)hRowUpdate, pRow);
if (!bFound || pRow == NULL)
{
if (prgRowStatus && bNotIgnore)
(*prgRowStatus)[ulCurrentRow] = DBROWSTATUS_E_INVALID;
bFailed = true;
ulCount++;
continue;
}
}
// If cRows is zero we'll go through all rows fetched. We
// shouldn't increment the attempted count for rows that are
// not changed
if (cRows != 0 || (pRow != NULL &&
pRow->m_status != 0 && pRow->m_status != DBPENDINGSTATUS_UNCHANGED
&& pRow->m_status != DBPENDINGSTATUS_INVALIDROW))
ulCount++;
else
continue;
if(cRows==0)
pRow->AddRefRow();
switch (pRow->m_status)
{
case DBPENDINGSTATUS_INVALIDROW: // Row is bad or deleted
{
if(prgRowStatus && bNotIgnore)
(*prgRowStatus)[ulCurrentRow] = DBROWSTATUS_E_DELETED;
bFailed = true;
}
break;
case DBPENDINGSTATUS_UNCHANGED:
case 0:
{
// If the row's status is not changed, then just put S_OK
// and continue. The spec says we should not transmit the
// request to the data source (as nothing would change).
if(prgRowStatus && bNotIgnore)
(*prgRowStatus)[ulCurrentRow] = DBROWSTATUS_S_OK;
bSucceeded = true;
}
break;
default:
{
DBORDINAL cCols;
ATLCOLUMNINFO *pColInfo = GetColumnInfo(this, &cCols);
HRESULT hr = pRow->WriteData(hConn, uCodepage, GetRequestHandle(), m_strTableName);
if(FAILED(hr))
{
DBROWSTATUS stat = DBROWSTATUS_E_FAIL;
if(hr==DB_E_INTEGRITYVIOLATION) stat = DBROWSTATUS_E_INTEGRITYVIOLATION;
if(prgRowStatus && bNotIgnore)
(*prgRowStatus)[ulCurrentRow] = stat;
bFailed = true;
}
else
{
//// m_iRowset을 적당히 조정한다.
//if(pRow->m_status==DBPENDINGSTATUS_NEW)
//{
// // NEW인 row는 항상 rowset의 뒤에 몰려있다.
// // 그 row 중 가장 작은 m_iRowset이 update 된 row의 m_iRowset이 되면 된다.
// CCUBRIDRowsetRow::KeyType key = pRow->m_iRowset;
// POSITION pos = m_rgRowHandles.GetStartPosition();
// while(pos)
// {
// CCUBRIDRowset::MapClass::CPair *pPair = m_rgRowHandles.GetNext(pos);
// ATLASSERT(pPair);
// CCUBRIDRowsetRow *pCheckRow = pPair->m_value;
// if( pCheckRow && pCheckRow->m_iRowset < key )
// {
// if(pCheckRow->m_iRowset<pRow->m_iRowset)
// pRow->m_iRowset = pCheckRow->m_iRowset;
// pCheckRow->m_iRowset++;
// }
// }
// // TODO: 북마크 업데이트가 필요한데 어떻게 해야 할지 모르겠다.
// // 새로 추가된 Row의 OID를 읽어들인다.
// pRow->ReadData(GetRequestHandle(), true);
//}
if(pRow->m_status==DBPENDINGSTATUS_DELETED)
MakeRowInvalid(this, pRow);
else
pRow->m_status = DBPENDINGSTATUS_UNCHANGED;
if(prgRowStatus && bNotIgnore)
(*prgRowStatus)[ulCurrentRow] = DBROWSTATUS_S_OK;
bSucceeded = true;
// Check if we need to release the row because it's ref was 0
// See the IRowset::ReleaseRows section in the spec for more
// information
if (pRow->m_dwRef == 0)
{
pRow->AddRefRow(); // Artifically bump this to remove it
if( FAILED( RefRows(1, &hRowUpdate, NULL, NULL, false) ) )
return E_FAIL;
}
}
}
break;
}
}
// Set the output for rows undone.
if(pcRows) *pcRows = ulCount;
if(ulCount==0)
{
if(prgRows)
{
CoTaskMemFree(*prgRows);
*prgRows = NULL;
}
if(prgRowStatus)
{
CoTaskMemFree(*prgRowStatus);
*prgRowStatus = NULL;
}
}
else if(cRows==0)
{
// In the case where cRows == 0, we need to allocate the final
// array of data.
if(prgRows && bNotIgnore)
{
HROW *prgRowsTemp = (HROW *)CoTaskMemAlloc(ulCount*sizeof(HROW));
if(prgRowsTemp==NULL) return E_OUTOFMEMORY;
memcpy(prgRowsTemp, *prgRows, ulCount*sizeof(HROW));
*prgRows = prgRowsTemp;
}
if(prgRowStatus && bNotIgnore)
{
DBROWSTATUS *prgRowStatusTemp = (DBROWSTATUS *)CoTaskMemAlloc(ulCount*sizeof(DBROWSTATUS));
if(prgRowStatusTemp==NULL)
{
CoTaskMemFree(*prgRows);
*prgRows = NULL;
return E_OUTOFMEMORY;
}
memcpy(prgRowStatusTemp, *prgRowStatus, ulCount*sizeof(DBROWSTATUS));
*prgRowStatus = prgRowStatusTemp;
}
}
DoCommit(this); // commit
// Send the return value
if(!bFailed)
return S_OK;
else
{
return bSucceeded ? DB_S_ERRORSOCCURRED : DB_E_ERRORSOCCURRED;
}
}
STDMETHODIMP CCUBRIDRowset::GetOriginalData(HROW hRow, HACCESSOR hAccessor, void *pData)
{
ATLTRACE(atlTraceDBProvider, 2, _T("CCUBRIDRowset::GetOriginalData\n"));
ClearError();
if(m_nStatus==1) return RaiseError(E_UNEXPECTED, 1, __uuidof(IRowsetUpdate), L"This object is in a zombie state");
CHECK_RESTART(__uuidof(IRowsetUpdate));
// 바인딩 정보를 구함
ATLBINDINGS *pBinding;
{
bool bFound = m_rgBindings.Lookup((ULONG)hAccessor, pBinding);
if(!bFound || pBinding==NULL)
return DB_E_BADACCESSORHANDLE;
if(!(pBinding->dwAccessorFlags & DBACCESSOR_ROWDATA))
return DB_E_BADACCESSORTYPE; // row accessor 가 아니다.
if(pData==NULL && pBinding->cBindings!=0)
return E_INVALIDARG;
}
// Attempt to locate the row in our map
CCUBRIDRowsetRow *pRow;
{
bool bFound = m_rgRowHandles.Lookup((ULONG)hRow, pRow);
if(!bFound || pRow==NULL)
return DB_E_BADROWHANDLE;
}
// If the status is DBPENDINGSTATUS_INVALIDROW, the row has been
// deleted and the change transmitted to the data source. In
// this case, we can't get the original data so return
// DB_E_DELETEDROW.
if (pRow->m_status == DBPENDINGSTATUS_INVALIDROW)
return DB_E_DELETEDROW;
// Determine if we have a pending insert. In this case, the
// spec says revert to default values, and if defaults,
// are not available, then NULLs.
if (pRow->m_status == DBPENDINGSTATUS_NEW)
{
for (ULONG lBind=0; lBind<pBinding->cBindings; lBind++)
{
DBBINDING* pBindCur = &(pBinding->pBindings[lBind]);
// default value가 없으므로 NULL로 set
if (pBindCur->dwPart & DBPART_VALUE)
*((BYTE *)pData+pBindCur->obValue) = NULL;
if (pBindCur->dwPart & DBPART_STATUS)
*((DBSTATUS*)((BYTE*)(pData) + pBindCur->obStatus)) = DBSTATUS_S_ISNULL;
}
return S_OK;
}
// 새로 삽입된 Row
if(pRow->m_iRowset==(ULONG)-1)
{
return pRow->WriteData(pBinding, pData, 0);
}
DBORDINAL cCols;
ATLCOLUMNINFO *pInfo = GetColumnInfo(this, &cCols);
DBROWCOUNT dwBookmark = pRow->m_iRowset+3;//Util::FindBookmark(m_rgBookmarks, (LONG)pRow->m_iRowset+1);
// 임시 RowClass를 통해 storage에서 데이터를 읽어온 후, pData로 전송한다.
CCUBRIDRowsetRow OrigRow(m_uCodepage, pRow->m_iRowset, cCols, pInfo, m_spConvert, m_Columns.m_defaultVal);
OrigRow.ReadData(GetRequestHandle());
return OrigRow.WriteData(pBinding, pData, dwBookmark);
}
STDMETHODIMP CCUBRIDRowset::InsertRow(HCHAPTER hReserved, HACCESSOR hAccessor, void *pData, HROW *phRow)
{
ATLTRACE(atlTraceDBProvider, 2, "CCUBRIDRowset::InsertRow\n");
if(phRow) *phRow = NULL;
if(phRow)
CHECK_CANHOLDROWS(__uuidof(IRowsetChange));
ClearError();
if(m_nStatus==1) return RaiseError(E_UNEXPECTED, 1, __uuidof(IRowsetChange), L"This object is in a zombie state");
CHECK_UPDATABILITY(DBPROPVAL_UP_INSERT);
// Determine if we're in immediate or deferred mode
bool bDeferred = IsDeferred(this);
// 바인딩 정보를 구함
ATLBINDINGS *pBinding;
{
bool bFound = m_rgBindings.Lookup((ULONG)hAccessor, pBinding);
if(!bFound || pBinding==NULL)
return RaiseError(DB_E_BADACCESSORHANDLE, 0, __uuidof(IRowsetChange));
if(!(pBinding->dwAccessorFlags & DBACCESSOR_ROWDATA))
return RaiseError(DB_E_BADACCESSORTYPE, 0, __uuidof(IRowsetChange)); // row accessor 가 아니다.
if(pData==NULL && pBinding->cBindings!=0)
return RaiseError(E_INVALIDARG, 0, __uuidof(IRowsetChange));
}
CCUBRIDRowsetRow *pRow;
CCUBRIDRowsetRow::KeyType key;
{ // 새 row를 위한 Row class를 생성한다.
DBORDINAL cCols;
ATLCOLUMNINFO *pColInfo = GetColumnInfo(this, &cCols);
ATLTRY(pRow = new CCUBRIDRowsetRow(m_uCodepage, -1, cCols, pColInfo, m_spConvert, m_Columns.m_defaultVal));
if(pRow==NULL) return RaiseError(E_OUTOFMEMORY, 0, __uuidof(IRowsetChange));
// row handle에 추가
key = (CCUBRIDRowsetRow::KeyType)m_rgRowData.GetCount();
if (key == 0) key++;
while(m_rgRowHandles.Lookup(key)) key++;
m_rgRowHandles.SetAt(key, pRow);
// rowset에 데이터가 하나 늘었다.
// m_rgRowData.SetCount(m_rgRowData.GetCount()+1);
}
HRESULT hrRead = pRow->ReadData(pBinding, pData, m_uCodepage);
if(FAILED(hrRead))
{
// m_rgRowData.SetCount(m_rgRowData.GetCount()-1);
m_rgRowHandles.RemoveKey(key);
delete pRow;
return hrRead;
}
pRow->m_status = DBPENDINGSTATUS_NEW;
if(phRow)
{ // handle을 반환할 때는 참조 카운트를 하나 증가시킨다.
pRow->AddRefRow();
*phRow = (HROW)key;
}
// m_rgBookmarks.Add(pRow->m_iRowset+1);
if(!bDeferred)
{ // 변화를 지금 적용
int hConn = GetSessionPtr()->GetConnection();
UINT uCodepage = GetSessionPtr()->GetCodepage();
HRESULT hr = pRow->WriteData(hConn, uCodepage, GetRequestHandle(), m_strTableName);
if(FAILED(hr))
{
pRow->ReleaseRow();
if (phRow != NULL)
*phRow = NULL;
return hr;
}
pRow->m_status = 0; // or UNCHANGED?
if(pRow->m_dwRef==0)
{
m_rgRowHandles.RemoveKey(key);
delete pRow;
}
DoCommit(this); // commit
//// deferred update 모드였다가 immediate update 모드로 바뀌지는 않으므로
//// 다른 NEW 상태의 row는 없다. 즉 m_iRowset을 변경해야 할 row는 없다.
//// 새로 추가된 Row의 OID를 읽어들인다.
//pRow->ReadData(GetRequestHandle(), true);
}
return hrRead;
}