Example #1
0
int
runDDL(NDBT_Context* ctx, NDBT_Step* step){
  Ndb* pNdb= GETNDB(step);
  NdbDictionary::Dictionary* pDict = pNdb->getDictionary();
  
  const int tables = NDBT_Tables::getNumTables();
  while(!ctx->isTestStopped())
  {
    const int tab_no = rand() % (tables);
    NdbDictionary::Table tab = *NDBT_Tables::getTable(tab_no);
    BaseString name= tab.getName();
    name.appfmt("-%d", step->getStepNo());
    tab.setName(name.c_str());
    if(pDict->createTable(tab) == 0)
    {
      HugoTransactions hugoTrans(* pDict->getTable(name.c_str()));
      if (hugoTrans.loadTable(pNdb, 10000) != 0){
	return NDBT_FAILED;
      }
      
      while(pDict->dropTable(tab.getName()) != 0 &&
	    pDict->getNdbError().code != 4009)
	g_err << pDict->getNdbError() << endl;
      
      sleep(1);

    }
  }
  return NDBT_OK;
}
Example #2
0
int CMT_createTableHook(Ndb* ndb,
                        NdbDictionary::Table& table,
                        int when,
                        void* arg)
{
    if (when == 0)
    {
        Uint32 num = ((Uint32*) arg)[0];
        Uint32 fragCount = ((Uint32*) arg)[1];

        /* Substitute a unique name */
        char buf[100];
        BaseString::snprintf(buf, sizeof(buf),
                             "%s_%u",
                             table.getName(),
                             num);
        table.setName(buf);
        if (fragCount > 0)
            table.setFragmentCount(fragCount);

        ndbout << "Creating " << buf
               << " with fragment count " << fragCount
               << endl;
    }
    return 0;
}
Example #3
0
static
int
dropEvent(Ndb *pNdb, const NdbDictionary::Table &tab)
{
    char eventName[1024];
    sprintf(eventName,"%s_EVENT",tab.getName());
    NdbDictionary::Dictionary *myDict = pNdb->getDictionary();
    if (!myDict) {
        g_err << "Dictionary not found "
              << pNdb->getNdbError().code << " "
              << pNdb->getNdbError().message << endl;
        return NDBT_FAILED;
    }
    if (myDict->dropEvent(eventName)) {
        g_err << "Failed to drop event: "
              << myDict->getNdbError().code << " : "
              << myDict->getNdbError().message << endl;
        return NDBT_FAILED;
    }
    return NDBT_OK;
}
Example #4
0
int create100Tables(NDBT_Context* ctx, NDBT_Step* step)
{
  Ndb* pNdb = GETNDB(step);
  const NdbDictionary::Table* pTab= ctx->getTab();
  
  /* Run as a 'T1' testcase - do nothing for other tables */
  if (strcmp(pTab->getName(), "T1") != 0)
    return NDBT_OK;

  for (Uint32 t=0; t < 100; t++)
  {
    char tabnameBuff[10];
    snprintf(tabnameBuff, sizeof(tabnameBuff), "TAB%u", t);
    
    NdbDictionary::Table tab;
    tab.setName(tabnameBuff);
    NdbDictionary::Column pk;
    pk.setName("PK");
    pk.setType(NdbDictionary::Column::Varchar);
    pk.setLength(20);
    pk.setNullable(false);
    pk.setPrimaryKey(true);
    tab.addColumn(pk);

    pNdb->getDictionary()->dropTable(tab.getName());
    if(pNdb->getDictionary()->createTable(tab) != 0)
    {
      ndbout << "Create table failed with error : "
             << pNdb->getDictionary()->getNdbError().code
             << " "
             << pNdb->getDictionary()->getNdbError().message
             << endl;
      return NDBT_FAILED;
    }
    
    ndbout << "Created table " << tabnameBuff << endl;
  }

  return NDBT_OK;
}
Example #5
0
/* doAsyncCallback() runs in the main thread.  We don't want it to block.
   TODO: verify whether any IO is done 
         by checking WaitMetaRequestCount at the start and end.
*/    
void GetTableCall::doAsyncCallback(Local<Object> ctx) {
  HandleScope scope;  
  DEBUG_PRINT("GetTableCall::doAsyncCallback: return_val %d", return_val);

  /* User callback arguments */
  Handle<Value> cb_args[2];
  cb_args[0] = Null();
  cb_args[1] = Null();
  
  /* TableMetadata = {
      database         : ""    ,  // Database name
      name             : ""    ,  // Table Name
      columns          : []    ,  // ordered array of DBColumn objects
      indexes          : []    ,  // array of DBIndex objects 
      partitionKey     : []    ,  // ordered array of column numbers in the partition key
    };
  */    
  if(ndb_table && ! return_val) {

    Local<Object> table = NdbDictTableEnv.newWrapper();
    wrapPointerInObject(ndb_table, NdbDictTableEnv, table);

    // database
    table->Set(String::NewSymbol("database"), String::New(arg1));
    
    // name
    table->Set(String::NewSymbol("name"), String::New(ndb_table->getName()));
    
    // columns
    Local<Array> columns = Array::New(ndb_table->getNoOfColumns());
    for(int i = 0 ; i < ndb_table->getNoOfColumns() ; i++) {
      Handle<Object> col = buildDBColumn(ndb_table->getColumn(i));
      columns->Set(i, col);
    }
    table->Set(String::NewSymbol("columns"), columns);

    // indexes (primary key & secondary) 
    Local<Array> js_indexes = Array::New(idx_list.count + 1);
    js_indexes->Set(0, buildDBIndex_PK());                   // primary key
    for(unsigned int i = 0 ; i < idx_list.count ; i++) {   // secondary indexes
      const NdbDictionary::Index * idx =
        arg0->dict->getIndex(idx_list.elements[i].name, arg2);


      js_indexes->Set(i+1, buildDBIndex(idx));
    }    
    table->Set(String::NewSymbol("indexes"), js_indexes, ReadOnly);

    // partitionKey
    
  
    // Table Record (implementation artifact; not part of spec)
    DEBUG_PRINT("Creating Table Record");
    Record * rec = new Record(arg0->dict, ndb_table->getNoOfColumns());
    for(int i = 0 ; i < ndb_table->getNoOfColumns() ; i++) {
      rec->addColumn(ndb_table->getColumn(i));
    }
    rec->completeTableRecord(ndb_table);

    table->Set(String::NewSymbol("record"), Record_Wrapper(rec));    
    
    // User Callback
    cb_args[1] = table;
  }
  else {
    cb_args[0] = String::New(arg0->dict->getNdbError().message);
  }
  
  callback->Call(ctx, 2, cb_args);
}
Example #6
0
/* doAsyncCallback() runs in the main thread.  We don't want it to block.
   TODO: verify whether any IO is done 
         by checking WaitMetaRequestCount at the start and end.
*/    
void GetTableCall::doAsyncCallback(Local<Object> ctx) {
  const char *tableName;
  HandleScope scope;  
  DEBUG_PRINT("GetTableCall::doAsyncCallback: return_val %d", return_val);

  /* User callback arguments */
  Handle<Value> cb_args[2];
  cb_args[0] = Null();
  cb_args[1] = Null();
  
  /* TableMetadata = {
      database         : ""    ,  // Database name
      name             : ""    ,  // Table Name
      columns          : []    ,  // ordered array of DBColumn objects
      indexes          : []    ,  // array of DBIndex objects 
      partitionKey     : []    ,  // ordered array of column numbers in the partition key
    };
  */    
  if(ndb_table && ! return_val) {

    Local<Object> table = NdbDictTableEnv.newWrapper();
    const NdbDictionary::Table * js_ndb_table = ndb_table;
    wrapPointerInObject(js_ndb_table, NdbDictTableEnv, table);

    // database
    table->Set(String::NewSymbol("database"), String::New(arg1));
    
    // name
    tableName = ndb_table->getName();
    table->Set(String::NewSymbol("name"), String::New(tableName));

    // partitionKey
    int nPartitionKeys = 0;
    Handle<Array> partitionKeys = Array::New();
    table->Set(String::NewSymbol("partitionKey"), partitionKeys);
    
    // columns
    Local<Array> columns = Array::New(ndb_table->getNoOfColumns());
    for(int i = 0 ; i < ndb_table->getNoOfColumns() ; i++) {
      const NdbDictionary::Column *ndb_col = ndb_table->getColumn(i);
      Handle<Object> col = buildDBColumn(ndb_col);
      columns->Set(i, col);
      if(ndb_col->getPartitionKey()) { /* partition key */
        partitionKeys->Set(nPartitionKeys++, String::New(ndb_col->getName()));
      }
    }
    table->Set(String::NewSymbol("columns"), columns);

    // indexes (primary key & secondary) 
    Local<Array> js_indexes = Array::New(idx_list.count + 1);
    js_indexes->Set(0, buildDBIndex_PK());                   // primary key
    for(unsigned int i = 0 ; i < idx_list.count ; i++) {   // secondary indexes
      const NdbDictionary::Index * idx =
        dict->getIndex(idx_list.elements[i].name, arg2);
      js_indexes->Set(i+1, buildDBIndex(idx));
    }    
    table->Set(String::NewSymbol("indexes"), js_indexes, ReadOnly);
  
    // Table Record (implementation artifact; not part of spec)
    DEBUG_PRINT("Creating Table Record");
    Record * rec = new Record(dict, ndb_table->getNoOfColumns());
    for(int i = 0 ; i < ndb_table->getNoOfColumns() ; i++) {
      rec->addColumn(ndb_table->getColumn(i));
    }
    rec->completeTableRecord(ndb_table);

    table->Set(String::NewSymbol("record"), Record_Wrapper(rec));    

    // foreign keys (only foreign keys for which this table is the child)
    // now create the javascript foreign key metadata objects for dictionary objects cached earlier
    Local<Array> js_fks = Array::New(fk_count);

    int fk_number = 0;
    for(unsigned int i = 0 ; i < fk_list.count ; i++) {
      NdbDictionary::ForeignKey fk;
      if (fk_list.elements[i].type == NdbDictionary::Object::ForeignKey) {
        const char * fk_name = fk_list.elements[i].name;
        int fkGetCode = dict->getForeignKey(fk, fk_name);
        DEBUG_PRINT("getForeignKey for %s returned %i", fk_name, fkGetCode);
        // see if the foreign key child table is this table
        if(splitNameMatchesDbAndTable(fk.getChildTable())) {
          // the foreign key child table is this table; build the fk object
          DEBUG_PRINT("Adding foreign key for %s at %i", fk.getName(), fk_number);
          js_fks->Set(fk_number++, buildDBForeignKey(&fk));
        }
      }
    }
    table->Set(String::NewSymbol("foreignKeys"), js_fks, ReadOnly);

    // Autoincrement Cache Impl (also not part of spec)
    if(per_table_ndb) {
      table->Set(String::NewSymbol("per_table_ndb"), Ndb_Wrapper(per_table_ndb));
    }
    
    // User Callback
    cb_args[1] = table;
  }
  else {
    cb_args[0] = NdbError_Wrapper(* ndbError);
  }
  
  callback->Call(ctx, 2, cb_args);
}
Example #7
0
static
int
createEvent(Ndb *pNdb,
            const NdbDictionary::Table &tab,
            bool merge_events = true,
            bool report = true)
{
    char eventName[1024];
    sprintf(eventName,"%s_EVENT",tab.getName());

    NdbDictionary::Dictionary *myDict = pNdb->getDictionary();

    if (!myDict) {
        g_err << "Dictionary not found "
              << pNdb->getNdbError().code << " "
              << pNdb->getNdbError().message << endl;
        return NDBT_FAILED;
    }

    myDict->dropEvent(eventName);

    NdbDictionary::Event myEvent(eventName);
    myEvent.setTable(tab.getName());
    myEvent.addTableEvent(NdbDictionary::Event::TE_ALL);
    for(int a = 0; a < tab.getNoOfColumns(); a++) {
        myEvent.addEventColumn(a);
    }
    myEvent.mergeEvents(merge_events);

    if (report)
        myEvent.setReport(NdbDictionary::Event::ER_SUBSCRIBE);

    int res = myDict->createEvent(myEvent); // Add event to database

    if (res == 0)
        myEvent.print();
    else if (myDict->getNdbError().classification ==
             NdbError::SchemaObjectExists)
    {
        g_info << "Event creation failed event exists\n";
        res = myDict->dropEvent(eventName);
        if (res) {
            g_err << "Failed to drop event: "
                  << myDict->getNdbError().code << " : "
                  << myDict->getNdbError().message << endl;
            return NDBT_FAILED;
        }
        // try again
        res = myDict->createEvent(myEvent); // Add event to database
        if (res) {
            g_err << "Failed to create event (1): "
                  << myDict->getNdbError().code << " : "
                  << myDict->getNdbError().message << endl;
            return NDBT_FAILED;
        }
    }
    else
    {
        g_err << "Failed to create event (2): "
              << myDict->getNdbError().code << " : "
              << myDict->getNdbError().message << endl;
        return NDBT_FAILED;
    }

    return NDBT_OK;
}
Example #8
0
/* doAsyncCallback() runs in the main thread.  We don't want it to block.
   TODO: verify whether any IO is done 
         by checking WaitMetaRequestCount at the start and end.
*/    
void GetTableCall::doAsyncCallback(Local<Object> ctx) {
  const char *ndbTableName;
  EscapableHandleScope scope(isolate);
  DEBUG_PRINT("GetTableCall::doAsyncCallback: return_val %d", return_val);

  /* User callback arguments */
  Handle<Value> cb_args[2];
  cb_args[0] = Null(isolate);
  cb_args[1] = Null(isolate);
  
  /* TableMetadata = {
      database         : ""    ,  // Database name
      name             : ""    ,  // Table Name
      columns          : []    ,  // ordered array of DBColumn objects
      indexes          : []    ,  // array of DBIndex objects 
      partitionKey     : []    ,  // ordered array of column numbers in the partition key
      sparseContainer  : null     // default column for sparse fields
    };
  */    
  if(ndb_table && ! return_val) {
    Local<Object> table = NdbDictTableEnv.wrap(ndb_table)->ToObject();

    // database
    table->Set(SYMBOL(isolate, "database"), String::NewFromUtf8(isolate, arg1));
    
    // name
    ndbTableName = ndb_table->getName();
    table->Set(SYMBOL(isolate, "name"), String::NewFromUtf8(isolate, ndbTableName));

    // partitionKey
    int nPartitionKeys = 0;
    Handle<Array> partitionKeys = Array::New(isolate);
    table->Set(SYMBOL(isolate, "partitionKey"), partitionKeys);

    // sparseContainer
    table->Set(SYMBOL(isolate,"sparseContainer"), Null(isolate));

    // columns
    Local<Array> columns = Array::New(isolate, ndb_table->getNoOfColumns());
    for(int i = 0 ; i < ndb_table->getNoOfColumns() ; i++) {
      const NdbDictionary::Column *ndb_col = ndb_table->getColumn(i);
      Handle<Object> col = buildDBColumn(ndb_col);
      columns->Set(i, col);
      if(ndb_col->getPartitionKey()) { /* partition key */
        partitionKeys->Set(nPartitionKeys++, String::NewFromUtf8(isolate, ndb_col->getName()));
      }
      if(     ! strcmp(ndb_col->getName(), "SPARSE_FIELDS")
          && ( (! strncmp(getColumnType(ndb_col), "VARCHAR", 7)
                  && (getEncoderCharsetForColumn(ndb_col)->isUnicode))
              || (   ! strncmp(getColumnType(ndb_col), "VARBINARY", 9)
                  || ! strncmp(getColumnType(ndb_col), "JSON", 4))))
      {
        table->Set(SYMBOL(isolate,"sparseContainer"),
                   String::NewFromUtf8(isolate, ndb_col->getName()));
      }
    }
    table->Set(SYMBOL(isolate, "columns"), columns);

    // indexes (primary key & secondary) 
    Local<Array> js_indexes = Array::New(isolate, idx_list.count + 1);
    js_indexes->Set(0, buildDBIndex_PK());                   // primary key
    for(unsigned int i = 0 ; i < idx_list.count ; i++) {   // secondary indexes
      const NdbDictionary::Index * idx =
        dict->getIndex(idx_list.elements[i].name, arg2);
      js_indexes->Set(i+1, buildDBIndex(idx));
    }    
    SET_RO_PROPERTY(table, SYMBOL(isolate, "indexes"), js_indexes);

    // foreign keys (only foreign keys for which this table is the child)
    // now create the javascript foreign key metadata objects for dictionary objects cached earlier
    Local<Array> js_fks = Array::New(isolate, fk_count);

    int fk_number = 0;
    for(unsigned int i = 0 ; i < fk_list.count ; i++) {
      NdbDictionary::ForeignKey fk;
      if (fk_list.elements[i].type == NdbDictionary::Object::ForeignKey) {
        const char * fk_name = fk_list.elements[i].name;
        int fkGetCode = dict->getForeignKey(fk, fk_name);
        DEBUG_PRINT("getForeignKey for %s returned %i", fk_name, fkGetCode);
        // see if the foreign key child table is this table
        if(splitNameMatchesDbAndTable(fk.getChildTable())) {
          // the foreign key child table is this table; build the fk object
          DEBUG_PRINT("Adding foreign key for %s at %i", fk.getName(), fk_number);
          js_fks->Set(fk_number++, buildDBForeignKey(&fk));
        }
      }
    }
    SET_RO_PROPERTY(table, SYMBOL(isolate, "foreignKeys"), js_fks);

    // Autoincrement Cache Impl (also not part of spec)
    if(per_table_ndb) {
      table->Set(SYMBOL(isolate, "per_table_ndb"), Ndb_Wrapper(per_table_ndb));
    }
    
    // User Callback
    cb_args[1] = table;
  }
  else {
    cb_args[0] = NdbError_Wrapper(* ndbError);
  }
  
  ToLocal(& callback)->Call(ctx, 2, cb_args);
}