C++ NdbOperation::deleteTuple方法代码示例

int DeleteTransaction(Ndb* pNdb, long iContextId, NdbError& err)
{
    int iRes = -1;
    NdbConnection* pNdbConnection = pNdb->startTransaction(0, (const char*)&iContextId, 4);
    if(pNdbConnection)
    {
        NdbOperation* pNdbOperation = pNdbConnection->getNdbOperation(g_szTableName);
        if(pNdbOperation)
        {
            if(!pNdbOperation->deleteTuple()
            && !pNdbOperation->equal(c_szContextId, (Int32)iContextId)) 
            {
                if(pNdbConnection->execute(Commit) == 0) 
                    iRes = 0;
                else 
                    err = pNdbConnection->getNdbError();
            } 
            else 
                err = pNdbOperation->getNdbError();
        } 
        else 
            err = pNdbConnection->getNdbError();

        pNdb->closeTransaction(pNdbConnection);
    } 
    else 
        err = pNdb->getNdbError();

    return iRes;
}

int HugoOperations::pkDeleteRecord(Ndb* pNdb,
				   int recordNo,
				   int numRecords){
  
  int check;
  for(int r=0; r < numRecords; r++){
    NdbOperation* pOp = getOperation(pTrans, NdbOperation::DeleteRequest);
    if (pOp == NULL) {
      ERR(pTrans->getNdbError());
      setNdbError(pTrans->getNdbError());
      return NDBT_FAILED;
    }
    
    check = pOp->deleteTuple();
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      setNdbError(pTrans->getNdbError());
      return NDBT_FAILED;
    }
    
    // Define primary keys
    if (equalForRow(pOp, r+recordNo) != 0)
      return NDBT_FAILED;

    Uint32 partId;
    if(getPartIdForRow(pOp, r+recordNo, partId))
      pOp->setPartitionId(partId);
  }
  return NDBT_OK;
}

void FsMutationsTableTailer::removeLogs(const NdbDictionary::Dictionary* database, NdbTransaction* transaction, Fmq* rows) {
    const NdbDictionary::Table* log_table = getTable(database, TABLE.mTableName);
    for(Fmq::iterator it=rows->begin(); it != rows->end() ; ++it){
        FsMutationRow row = *it;
        NdbOperation* op = getNdbOperation(transaction, log_table);
        
        op->deleteTuple();
        op->equal(_mutation_cols[0].c_str(), row.mDatasetId);
        op->equal(_mutation_cols[1].c_str(), row.mInodeId);
        op->equal(_mutation_cols[2].c_str(), (Int64)row.mTimestamp);
        
        LOG_TRACE("Delete log row: Dataset[" << row.mDatasetId << "], INode[" 
                << row.mInodeId << "], Timestamp[" << row.mTimestamp << "]");
    }
}

static void do_delete(struct Trans_arg &trans_arg, NdbEventOperation *pOp)
{
  if (!trans_arg.trans)
    return;

  NdbOperation *op =
    trans_arg.trans->getNdbOperation(pOp->getEvent()->getTableName());
  op->deleteTuple();

  do_equal(op, pOp);

  trans_arg.bytes_batched++;
  if (trans_arg.bytes_batched > BATCH_SIZE)
  {
    trans_arg.trans->execute(NdbTransaction::NoCommit);
    trans_arg.bytes_batched = 0; 
  }
}

void
BackupRestore::logEntry(const LogEntry & tup)
{
  if (!m_restore)
    return;

  NdbTransaction * trans = m_ndb->startTransaction();
  if (trans == NULL) 
  {
    // TODO: handle the error
    ndbout << "Cannot start transaction" << endl;
    exit(-1);
  } // if
  
  const TableS * table = tup.m_table;
  NdbOperation * op = trans->getNdbOperation(table->getTableName());
  if (op == NULL) 
  {
    ndbout << "Cannot get operation: ";
    ndbout << trans->getNdbError() << endl;
    exit(-1);
  } // if
  
  int check = 0;
  switch(tup.m_type)
  {
  case LogEntry::LE_INSERT:
    check = op->insertTuple();
    break;
  case LogEntry::LE_UPDATE:
    check = op->updateTuple();
    break;
  case LogEntry::LE_DELETE:
    check = op->deleteTuple();
    break;
  default:
    ndbout << "Log entry has wrong operation type."
	   << " Exiting...";
    exit(-1);
  }
  
  for (int i = 0; i < tup.m_values.size(); i++) 
  {
    const AttributeS * attr = tup.m_values[i];
    int size = attr->Desc->size;
    int arraySize = attr->Desc->arraySize;
    const char * dataPtr = attr->Data.string_value;
    
    const Uint32 length = (size / 8) * arraySize;
    if (attr->Desc->m_column->getPrimaryKey()) 
      op->equal(attr->Desc->attrId, dataPtr, length);
    else
      op->setValue(attr->Desc->attrId, dataPtr, length);
  }
  
#if 1
  trans->execute(Commit);
#else
  const int ret = trans->execute(Commit);
  // Both insert update and delete can fail during log running
  // and it's ok
  
  if (ret != 0)
  {
    ndbout << "execute failed: ";
    ndbout << trans->getNdbError() << endl;
    exit(-1);
  }
#endif
  
  m_ndb->closeTransaction(trans);
  m_logCount++;
}

//.........这里部分代码省略.........
               MyTransaction);


    check = MyOperation->readTuple();
    CHECK_MINUS_ONE(check, "T5-2: readTuple",
                    MyTransaction);

    check = MyOperation->equal(IND_GROUP_ID,
                               (char*)&groupId);
    CHECK_MINUS_ONE(check, "T5-2: equal group",
                    MyTransaction);

    check2 = MyOperation->getValue(IND_GROUP_ALLOW_DELETE,
                                   (char *)&permission);
    CHECK_NULL(check2, "T5-2: getValue allow_delete",
               MyTransaction);

    check = MyTransaction->execute( NoCommit );
    CHECK_MINUS_ONE(check, "T5-2: NoCommit",
                    MyTransaction);

    DEBUG3("T5(%.*s, %.2d): ", SUBSCRIBER_NUMBER_LENGTH, inNumber, inServerId);

    if(((permission & inServerBit) == inServerBit) &&
            ((sessions   & inServerBit) == inServerBit)) {

        DEBUG("deleting - ");

        /* Operation 3 */
        MyOperation = MyTransaction->getNdbOperation(SESSION_TABLE);
        CHECK_NULL(MyOperation, "T5-3: getNdbOperation",
                   MyTransaction);

        check = MyOperation->deleteTuple();
        CHECK_MINUS_ONE(check, "T5-3: deleteTuple",
                        MyTransaction);

        check = MyOperation->equal(IND_SESSION_SUBSCRIBER,
                                   (char*)inNumber);
        CHECK_MINUS_ONE(check, "T5-3: equal number",
                        MyTransaction);

        check = MyOperation->equal(IND_SESSION_SERVER,
                                   (char*)&inServerId);
        CHECK_MINUS_ONE(check, "T5-3: equal server id",
                        MyTransaction);

        check = MyTransaction->execute( NoCommit );
        CHECK_MINUS_ONE(check, "T5-3: NoCommit",
                        MyTransaction);

        /* Operation 4 */
        MyOperation = MyTransaction->getNdbOperation(SUBSCRIBER_TABLE);
        CHECK_NULL(MyOperation, "T5-4: getNdbOperation",
                   MyTransaction);

        check = MyOperation->interpretedUpdateTuple();
        CHECK_MINUS_ONE(check, "T5-4: interpretedUpdateTuple",
                        MyTransaction);

        check = MyOperation->equal(IND_SUBSCRIBER_NUMBER,
                                   (char*)inNumber);
        CHECK_MINUS_ONE(check, "T5-4: equal number",
                        MyTransaction);

        check = MyOperation->subValue(IND_SUBSCRIBER_SESSIONS,

void
T5_Callback_2(int result, NdbConnection * pCON, void * threadData){
  CHECK_MINUS_ONE(result, "T5-2: NoCommit", pCON); 
  ThreadData * td = (ThreadData *)threadData;  

  Uint32 permission = td->transactionData.permission;
  Uint32 sessions   = td->transactionData.sessions;
  Uint32 server_bit = td->transactionData.server_bit;

  if(((permission & server_bit) == server_bit) &&
     ((sessions   & server_bit) == server_bit)){
    
    memcpy(td->transactionData.suffix,
	   &td->transactionData.number
	   [SUBSCRIBER_NUMBER_LENGTH-SUBSCRIBER_NUMBER_SUFFIX_LENGTH], 
	   SUBSCRIBER_NUMBER_SUFFIX_LENGTH);
  
    DEBUG5("T5(%.*s, %.2d): - Callback 2 - deleting(%.*s)\n", 
	   SUBSCRIBER_NUMBER_LENGTH, 
	   td->transactionData.number, 
	   td->transactionData.server_id,
	   SUBSCRIBER_NUMBER_SUFFIX_LENGTH, 
	   td->transactionData.suffix);
    
    /* Operation 3 */
    NdbOperation * MyOp = pCON->getNdbOperation(SESSION_TABLE);
    CHECK_NULL(MyOp, "T5-3: getNdbOperation", 
	       pCON);
    
    MyOp->deleteTuple();
    MyOp->equal(IND_SESSION_SUBSCRIBER,
		(char*)td->transactionData.number);
    MyOp->equal(IND_SESSION_SERVER,
		(char*)&td->transactionData.server_id);
    /* Operation 4 */
    
    /* Operation 5 */
    MyOp = pCON->getNdbOperation(SERVER_TABLE);
    CHECK_NULL(MyOp, "T5-5: getNdbOperation", 
	       pCON);
    
    MyOp->interpretedUpdateTuple();
    MyOp->equal(IND_SERVER_ID,
		(char*)&td->transactionData.server_id);
    MyOp->equal(IND_SERVER_SUBSCRIBER_SUFFIX,
		(char*)td->transactionData.suffix);
    MyOp->incValue(IND_SERVER_DELETES, (uint32)1);
    td->transactionData.branchExecuted = 1;
  } else {
    td->transactionData.branchExecuted = 0;

    DEBUG5("T5(%.*s, %.2d): - Callback 2 - no delete - %s %s\n", 
	   SUBSCRIBER_NUMBER_LENGTH, 
	   td->transactionData.number, 
	   td->transactionData.server_id,
	   ((permission & server_bit) ? 
	    "permission - " : "no permission - "),
	   ((sessions   & server_bit) ? 
	    "in session - " : "no in session - "));
  }
  
  if(!td->transactionData.do_rollback && td->transactionData.branchExecuted){
    pCON->executeAsynchPrepare(Commit, T5_Callback_3, td); 
  } else {
    pCON->executeAsynchPrepare(Rollback, T5_Callback_3, td);
  }
}

void
T5_Callback_2(int result, NdbConnection * pCON, void * threadData){
  ThreadData * td = (ThreadData *)threadData;  
  if (result == -1) {
    CHECK_ALLOWED_ERROR("T5-2: execute", td, pCON->getNdbError());
    td->pNDB->closeTransaction(pCON);
    start_T5(td->pNDB, td, stat_async);
    return;
  }//if

  Uint32 permission = td->transactionData.permission;
  Uint32 sessions   = td->transactionData.sessions;
  Uint32 server_bit = td->transactionData.server_bit;

  if(((permission & server_bit) == server_bit) &&
     ((sessions   & server_bit) == server_bit)){
    
    memcpy(td->transactionData.suffix,
	   &td->transactionData.number[SFX_START],
	   SUBSCRIBER_NUMBER_SUFFIX_LENGTH);
    
    DEBUG5("T5(%.*s, %.2d): - Callback 2 - deleting(%.*s)", 
	   SUBSCRIBER_NUMBER_LENGTH, 
	   td->transactionData.number, 
	   td->transactionData.server_id,
	   SUBSCRIBER_NUMBER_SUFFIX_LENGTH, 
	   td->transactionData.suffix);
    
    /* Operation 3 */
    NdbOperation * MyOp = pCON->getNdbOperation(SESSION_TABLE);
    CHECK_NULL(MyOp, "T5-3: getNdbOperation", td,
	       pCON->getNdbError());
    
    MyOp->deleteTuple();
    MyOp->equal(IND_SESSION_SUBSCRIBER,
		(char*)td->transactionData.number);
    MyOp->equal(IND_SESSION_SERVER,
		(char*)&td->transactionData.server_id);
    /* Operation 4 */
    
    /* Operation 5 */
    MyOp = pCON->getNdbOperation(SERVER_TABLE);
    CHECK_NULL(MyOp, "T5-5: getNdbOperation", td,
	       pCON->getNdbError());
    
    MyOp->interpretedUpdateTuple();
    MyOp->equal(IND_SERVER_ID,
		(char*)&td->transactionData.server_id);
    MyOp->equal(IND_SERVER_SUBSCRIBER_SUFFIX,
		(char*)td->transactionData.suffix);
    MyOp->incValue(IND_SERVER_DELETES, (uint32)1);
    td->transactionData.branchExecuted = 1;
  } else {
    td->transactionData.branchExecuted = 0;

    DEBUG5("T5(%.*s, %.2d): - Callback 2 - no delete - %s %s", 
	   SUBSCRIBER_NUMBER_LENGTH, 
	   td->transactionData.number, 
	   td->transactionData.server_id,
	   ((permission & server_bit) ? 
	    "permission - " : "no permission - "),
	   ((sessions   & server_bit) ? 
	    "in session - " : "no in session - "));
  }
  
  if(!td->transactionData.do_rollback && td->transactionData.branchExecuted){
    if (stat_async == 1) {
      pCON->executeAsynchPrepare( Commit , T5_Callback_3, td);
    } else {
      int result = pCON->execute( Commit );
      T5_Callback_3(result, pCON, (void*)td);
      return;
    }//if
  } else {
    if (stat_async == 1) {
      pCON->executeAsynchPrepare( Rollback , T5_Callback_3, td);
    } else {
      int result = pCON->execute( Rollback );
      T5_Callback_3(result, pCON, (void*)td);
      return;
    }//if
  }
}

/**
 * Transaction 5 - T5
 * 
 * Delete session
 *
 * Input:
 *   SubscriberNumber
 *   ServerId
 *   ServerBit
 *   DoRollback
 * Output:
 *   ChangedBy
 *   ChangedTime
 *   Location
 *   BranchExecuted
 */
void
userTransaction_T5(UserHandle * uh,
		   SubscriberNumber   inNumber,
		   ServerId           inServerId,
		   ServerBit          inServerBit,
		   DoRollback         inDoRollback,
		   BranchExecuted   * outBranchExecuted){
  Ndb * pNDB = uh->pNDB;

  DEBUG3("T5(%.*s, %.2d): ", SUBSCRIBER_NUMBER_LENGTH, inNumber, inServerId);

  NdbConnection * MyTransaction = 0;
  NdbOperation  * MyOperation = 0;

  char             outChangedBy   [sizeof(ChangedBy)  +(4-(sizeof(ChangedBy)   & 3))];
  char             outChangedTime [sizeof(ChangedTime)+(4-(sizeof(ChangedTime) & 3))];
  Location         outLocation;
  GroupId          groupId;
  ActiveSessions   sessions;
  Permission       permission;
  SubscriberSuffix inSuffix;

  int check;
  NdbRecAttr * check2;

  MyTransaction = pNDB->startTransaction();
  if (MyTransaction == NULL)	  
    error_handler("T5-1: startTranscation", pNDB->getNdbErrorString(), pNDB->getNdbError());
  
  MyOperation= MyTransaction->getNdbOperation(SUBSCRIBER_TABLE);
  CHECK_NULL(MyOperation, "T5-1: getNdbOperation", 
	     MyTransaction);
  
  MyOperation->interpretedUpdateTuple();
  MyOperation->equal(IND_SUBSCRIBER_NUMBER, 
		     inNumber);
  MyOperation->getValue(IND_SUBSCRIBER_LOCATION, 
		        (char *)&outLocation);
  MyOperation->getValue(IND_SUBSCRIBER_CHANGED_BY, 
			&outChangedBy[0]);
  MyOperation->getValue(IND_SUBSCRIBER_CHANGED_TIME, 
                        &outChangedTime[0]);
  MyOperation->getValue(IND_SUBSCRIBER_GROUP,
		        (char *)&groupId);
  MyOperation->getValue(IND_SUBSCRIBER_SESSIONS,
		        (char *)&sessions);
  MyOperation->subValue(IND_SUBSCRIBER_SESSIONS, 
		        (uint32)inServerBit);
  MyTransaction->execute( NoCommit ); 
    /* Operation 2 */

  MyOperation = MyTransaction->getNdbOperation(GROUP_TABLE);
  CHECK_NULL(MyOperation, "T5-2: getNdbOperation", 
	     MyTransaction);
    
  MyOperation->readTuple();
  MyOperation->equal(IND_GROUP_ID,
		     (char*)&groupId);
  MyOperation->getValue(IND_GROUP_ALLOW_DELETE, 
			(char *)&permission);
  check = MyTransaction->execute( NoCommit ); 
  CHECK_MINUS_ONE(check, "T5-2: NoCommit", 
		  MyTransaction);
  
  if(((permission & inServerBit) == inServerBit) &&
     ((sessions   & inServerBit) == inServerBit)){
  
    memcpy(inSuffix,
	   &inNumber[SUBSCRIBER_NUMBER_LENGTH-SUBSCRIBER_NUMBER_SUFFIX_LENGTH], SUBSCRIBER_NUMBER_SUFFIX_LENGTH);
    
    DEBUG2("deleting(%.*s) - ", SUBSCRIBER_NUMBER_SUFFIX_LENGTH, inSuffix);

    /* Operation 3 */
    MyOperation = MyTransaction->getNdbOperation(SESSION_TABLE);
    CHECK_NULL(MyOperation, "T5-3: getNdbOperation", 
	       MyTransaction);
    
    MyOperation->deleteTuple();
    MyOperation->equal(IND_SESSION_SUBSCRIBER,
		       (char*)inNumber);
    MyOperation->equal(IND_SESSION_SERVER,
		       (char*)&inServerId);
    /* Operation 4 */
        
//.........这里部分代码省略.........

void
T5_Callback_2(int result, NdbConnection * pCON, void * threadData) {
    ThreadData * td = (ThreadData *)threadData;
    if (result == -1) {
        CHECK_ALLOWED_ERROR("T5-2: execute", td, pCON->getNdbError());
        td->pNDB->closeTransaction(pCON);
        start_T5(td->pNDB, td, stat_async);
        return;
    }//if

    Uint32 permission = td->transactionData.permission;
    Uint32 sessions   = td->transactionData.sessions;
    Uint32 server_bit = td->transactionData.server_bit;

    if(((permission & server_bit) == server_bit) &&
            ((sessions   & server_bit) == server_bit)) {

        memcpy(td->transactionData.suffix,
               &td->transactionData.number[SFX_START],
               SUBSCRIBER_NUMBER_SUFFIX_LENGTH);

        DEBUG5("T5(%.*s, %.2d): - Callback 2 - deleting(%.*s)",
               SUBSCRIBER_NUMBER_LENGTH,
               td->transactionData.number,
               td->transactionData.server_id,
               SUBSCRIBER_NUMBER_SUFFIX_LENGTH,
               td->transactionData.suffix);

        if (td->ndbRecordSharedData)
        {
            char* rowPtr= (char*) &td->transactionData;
            const NdbRecord* record= td->ndbRecordSharedData->
                                     sessionTableNdbRecord;
            Uint32 m=0;
            unsigned char* mask= (unsigned char*) &m;

            const NdbOperation* MyOp= pCON->deleteTuple(record, rowPtr, record);
            CHECK_NULL((void*) MyOp, "T5-3: deleteTuple", td,
                       pCON->getNdbError());

            record= td->ndbRecordSharedData->
                    serverTableNdbRecord;
            m= 0;

            NdbOperation::OperationOptions opts;
            opts.optionsPresent= NdbOperation::OperationOptions::OO_INTERPRETED;
            opts.interpretedCode= td->ndbRecordSharedData->incrServerDeletesProg;

            MyOp= pCON->updateTuple(record, rowPtr, record, rowPtr, mask,
                                    &opts, sizeof(opts));

            CHECK_NULL((void*)MyOp, "T5-2: updateTuple", td,
                       pCON->getNdbError());
        }
        else
        {
            /* Operation 3 */
            NdbOperation * MyOp = pCON->getNdbOperation(SESSION_TABLE);
            CHECK_NULL(MyOp, "T5-3: getNdbOperation", td,
                       pCON->getNdbError());

            MyOp->deleteTuple();
            MyOp->equal(IND_SESSION_SUBSCRIBER,
                        (char*)td->transactionData.number);
            MyOp->equal(IND_SESSION_SERVER,
                        (char*)&td->transactionData.server_id);
            /* Operation 4 */

            /* Operation 5 */
            MyOp = pCON->getNdbOperation(SERVER_TABLE);
            CHECK_NULL(MyOp, "T5-5: getNdbOperation", td,
                       pCON->getNdbError());

            MyOp->interpretedUpdateTuple();
            MyOp->equal(IND_SERVER_ID,
                        (char*)&td->transactionData.server_id);
            MyOp->equal(IND_SERVER_SUBSCRIBER_SUFFIX,
                        (char*)td->transactionData.suffix);
            MyOp->incValue(IND_SERVER_DELETES, (uint32)1);
        }
        td->transactionData.branchExecuted = 1;
    } else {
        td->transactionData.branchExecuted = 0;

        DEBUG5("T5(%.*s, %.2d): - Callback 2 - no delete - %s %s",
               SUBSCRIBER_NUMBER_LENGTH,
               td->transactionData.number,
               td->transactionData.server_id,
               ((permission & server_bit) ?
                "permission - " : "no permission - "),
               ((sessions   & server_bit) ?
                "in session - " : "no in session - "));
    }

    if(!td->transactionData.do_rollback && td->transactionData.branchExecuted) {
        if (stat_async == 1) {
            pCON->executeAsynchPrepare( Commit , T5_Callback_3, td);
        } else {
            int result = pCON->execute( Commit );
            T5_Callback_3(result, pCON, (void*)td);
//.........这里部分代码省略.........

int 
HugoAsynchTransactions::executeAsynchOperation(Ndb* pNdb,		      
					 int records,
					 int batch,
					 int trans,
					 int operations,
					 NDB_OPERATION theOperation,
					 ExecType theType) {

  int             check = 0;
  //  int             retryAttempt = 0;  // Not used at the moment
  //  int             retryMax = 5;      // Not used at the moment
  int             cTrans = 0;
  int             cRecords = 0;
  int             cIndex = 0;
  int a,t,r;

  transactionsCompleted = 0;
  allocTransactions(trans);

  for (int i = 0; i < batch; i++) { // For each batch
    while (cRecords < records*batch) {
      cTrans = 0;
      cIndex = 0;
      for (t = 0; t < trans; t++) { // For each transaction
	transactions[t] = pNdb->startTransaction();
	if (transactions[t] == NULL) {
	  ERR(pNdb->getNdbError());
	  return NDBT_FAILED;
	}	
	for (int k = 0; k < operations; k++) { // For each operation
	  NdbOperation* pOp = transactions[t]->getNdbOperation(tab.getName());
	  if (pOp == NULL) { 
	    ERR(transactions[t]->getNdbError());
	    pNdb->closeTransaction(transactions[t]);
	    return NDBT_FAILED;
	  }
	  
	  switch (theOperation) {
	  case NO_INSERT: 
	    // Insert
	    check = pOp->insertTuple();
	    if (check == -1) { 
	      ERR(transactions[t]->getNdbError());
	      pNdb->closeTransaction(transactions[t]);
	      return NDBT_FAILED;
	    }
	    
	    // Set a calculated value for each attribute in this table	 
	    for (a = 0; a < tab.getNoOfColumns(); a++) {
	      if (setValueForAttr(pOp, a, cRecords, 0 ) != 0) {	  
		ERR(transactions[t]->getNdbError());
		pNdb->closeTransaction(transactions[t]);	  
		return NDBT_FAILED;
	      }
	    } // For each attribute
	    break;
	  case NO_UPDATE:
	    // This is a special case and is handled in the calling client...
	    break;
	  break;
	  case NO_READ:
	    // Define primary keys
	    check = pOp->readTuple();
	    for (a = 0; a < tab.getNoOfColumns(); a++) {
	      if (tab.getColumn(a)->getPrimaryKey() == true) {
		if (equalForAttr(pOp, a, cRecords) != 0){
		  ERR(transactions[t]->getNdbError());
		  pNdb->closeTransaction(transactions[t]);
		  return NDBT_FAILED;
		}
	      }
	    }	    
	    // Define attributes to read  
	    for (a = 0; a < tab.getNoOfColumns(); a++) {
	      if ((rows[cIndex]->attributeStore(a) = 
		   pOp->getValue(tab.getColumn(a)->getName())) == 0) {
		ERR(transactions[t]->getNdbError());
		pNdb->closeTransaction(transactions[t]);
		return NDBT_FAILED;
	      }
	    }	    	  
	    break;
	  case NO_DELETE:
	    // Delete
	    check = pOp->deleteTuple();
	    if (check == -1) { 
	      ERR(transactions[t]->getNdbError());
	      pNdb->closeTransaction(transactions[t]);
	      return NDBT_FAILED;
	    }

	    // Define primary keys
	    for (a = 0; a < tab.getNoOfColumns(); a++) {
	      if (tab.getColumn(a)->getPrimaryKey() == true){
		if (equalForAttr(pOp, a, cRecords) != 0) {
		  ERR(transactions[t]->getNdbError());
		  pNdb->closeTransaction(transactions[t]);		
		  return NDBT_FAILED;
		}
//.........这里部分代码省略.........

static void deleteTable(Ndb &myNdb, unsigned int noOfTuples, unsigned int noOfOperations, bool oneTrans, bool twoKey, bool longKey)
{
  Uint64 tbefore, tafter, before, after;
  NdbConnection  *myTrans;  
  NdbOperation   *myOp;   
  char name[] = "Kalle0000000";
  
  tbefore = NdbTick_CurrentMillisecond();
  if (oneTrans) myTrans = myNdb.startTransaction();
  for (unsigned int i = 0; i<noOfTuples; i++) {
    if (!oneTrans) myTrans = myNdb.startTransaction();
    for(unsigned int j = 1; 
	((j<=noOfOperations)&&(i<noOfTuples)); 
	(++j<=noOfOperations)?i++:i) { 
      if (myTrans == NULL) 
        error_handler4(__LINE__, myNdb.getNdbError());
      
      myOp = myTrans->getNdbOperation("PERSON"); 
      if (myOp == NULL) 
        error_handler4(__LINE__, myTrans->getNdbError());
      
      myOp->deleteTuple();
      sprintf(name, "Kalle%.7i", i);
      if (longKey)
        memcpy(longName, name, strlen(name)); 
      if (myOp->equal("NAME", (longKey)?longName:name) == -1) {
        error_handler4(__LINE__, myTrans->getNdbError());
        myNdb.closeTransaction(myTrans);
        break;
      }      
      if (twoKey)
        if (myOp->equal("KEY2", i) == -1) {
          error_handler4(__LINE__, myTrans->getNdbError());
          myNdb.closeTransaction(myTrans);
          break;
        }      
    }
    if (noOfOperations == 1)
      printf("Trying to delete person %s\n", name);
    else
      printf("Trying to delete %u persons\n", noOfOperations);
    before = NdbTick_CurrentMillisecond();
    if (myTrans->execute( (oneTrans) ? NoCommit : Commit ) == -1)
      {
        error_handler4(__LINE__, myTrans->getNdbError());
        myNdb.closeTransaction(myTrans);
        break;
      }
    after = NdbTick_CurrentMillisecond();
    if (noOfOperations == 1)
      printf("Deleted person %s, %u msec\n", name, (Uint32) after - before);
    else
      printf("Deleted %u persons, %u msec\n", noOfOperations, (Uint32) after - before);
    
    if (!oneTrans) myNdb.closeTransaction(myTrans);
  }
  if (oneTrans) {
    if (myTrans->execute( Commit ) == -1) {
      error_handler4(__LINE__, myTrans->getNdbError());
    }
    myNdb.closeTransaction(myTrans);
  }
  tafter = NdbTick_CurrentMillisecond();

  ndbout << "Deleted "<< noOfTuples << " tuples in " << ((oneTrans) ? 1 : noOfTuples) << " transaction(s), " << tafter - tbefore << " msec" << endl;        
}

void
BackupRestore::logEntry(const LogEntry & tup)
{
  if (!m_restore)
    return;

  NdbTransaction * trans = m_ndb->startTransaction();
  if (trans == NULL) 
  {
    // Deep shit, TODO: handle the error
    err << "Cannot start transaction" << endl;
    exitHandler();
  } // if
  
  const NdbDictionary::Table * table = get_table(tup.m_table->m_dictTable);
  NdbOperation * op = trans->getNdbOperation(table);
  if (op == NULL) 
  {
    err << "Cannot get operation: " << trans->getNdbError() << endl;
    exitHandler();
  } // if
  
  int check = 0;
  switch(tup.m_type)
  {
  case LogEntry::LE_INSERT:
    check = op->insertTuple();
    break;
  case LogEntry::LE_UPDATE:
    check = op->updateTuple();
    break;
  case LogEntry::LE_DELETE:
    check = op->deleteTuple();
    break;
  default:
    err << "Log entry has wrong operation type."
	   << " Exiting...";
    exitHandler();
  }

  if (check != 0) 
  {
    err << "Error defining op: " << trans->getNdbError() << endl;
    exitHandler();
  } // if
  
  Bitmask<4096> keys;
  for (Uint32 i= 0; i < tup.size(); i++) 
  {
    const AttributeS * attr = tup[i];
    int size = attr->Desc->size;
    int arraySize = attr->Desc->arraySize;
    const char * dataPtr = attr->Data.string_value;
    
    if (tup.m_table->have_auto_inc(attr->Desc->attrId))
      tup.m_table->update_max_auto_val(dataPtr,size*arraySize);

    const Uint32 length = (size / 8) * arraySize;
    if (attr->Desc->m_column->getPrimaryKey())
    {
      if(!keys.get(attr->Desc->attrId))
      {
	keys.set(attr->Desc->attrId);
	check= op->equal(attr->Desc->attrId, dataPtr, length);
      }
    }
    else
      check= op->setValue(attr->Desc->attrId, dataPtr, length);
    
    if (check != 0) 
    {
      err << "Error defining op: " << trans->getNdbError() << endl;
      exitHandler();
    } // if
  }
  
  const int ret = trans->execute(NdbTransaction::Commit);
  if (ret != 0)
  {
    // Both insert update and delete can fail during log running
    // and it's ok
    // TODO: check that the error is either tuple exists or tuple does not exist?
    bool ok= false;
    NdbError errobj= trans->getNdbError();
    switch(tup.m_type)
    {
    case LogEntry::LE_INSERT:
      if(errobj.status == NdbError::PermanentError &&
	 errobj.classification == NdbError::ConstraintViolation)
	ok= true;
      break;
    case LogEntry::LE_UPDATE:
    case LogEntry::LE_DELETE:
      if(errobj.status == NdbError::PermanentError &&
	 errobj.classification == NdbError::NoDataFound)
	ok= true;
      break;
    }
    if (!ok)
    {
//.........这里部分代码省略.........