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139 <h1 style="padding:0 0 0 6px;">Google App Engine</h1>
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142 <li id="home_link">
143 <a href="index.html" title="Google App Engine home page">Home</a>
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171 <a href="downloads.html" title="Download Google App Engine">Download</a>
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195 <div class="line"></div>
196 <ul>
197 <li><h2>Getting Started</h2>
198 <ul>
199 <li><a href="docs/whatisgoogleappengine.html">What Is Google App Engine?</a></li>
200 <li><a href="docs/java/gettingstarted/index.html">Java</a>
201 <ul>
202 <li><a href="docs/java/gettingstarted/introduction.html">Introduction</a></li>
203 <li><a href="docs/java/gettingstarted/installing.html">Installing the Java SDK</a></li>
204 <li><a href="docs/java/gettingstarted/creating.html">Creating a Project</a></li>
205 <li><a href="docs/java/gettingstarted/usingusers.html">Using the Users Service</a></li>
206 <li><a href="docs/java/gettingstarted/usingjsps.html">Using JSPs</a></li>
207 <li><a href="docs/java/gettingstarted/usingdatastore.html">Using the Datastore</a></li>
208 <li><a href="docs/java/gettingstarted/staticfiles.html">Using Static Files</a></li>
209 <li><a href="docs/java/gettingstarted/uploading.html">Uploading Your Application</a></li>
210 <li><a href="http://googcloudlabs.appspot.com">Codelabs for Getting Started in Java</a></li>
212 </ul>
213 </li>
214 <li><a href="docs/python/gettingstarted/index.html">Python 2.5</a>
215 <ul>
216 <li><a href="docs/python/gettingstarted/introduction.html">Introduction</a></li>
217 <li><a href="docs/python/gettingstarted/devenvironment.html">The Development Environment</a></li>
218 <li><a href="docs/python/gettingstarted/helloworld.html">Hello, World!</a></li>
219 <li><a href="docs/python/gettingstarted/usingwebapp.html">Using the webapp Framework</a></li>
220 <li><a href="docs/python/gettingstarted/usingusers.html">Using the Users Service</a></li>
221 <li><a href="docs/python/gettingstarted/handlingforms.html">Handling Forms With webapp</a></li>
222 <li><a href="docs/python/gettingstarted/usingdatastore.html">Using the Datastore</a></li>
223 <li><a href="docs/python/gettingstarted/templates.html">Using Templates</a></li>
224 <li><a href="docs/python/gettingstarted/staticfiles.html">Using Static Files</a></li>
225 <li><a href="docs/python/gettingstarted/uploading.html">Uploading Your Application</a></li>
227 </ul>
228 </li>
229 <li><a href="docs/python/gettingstartedpython27/index.html">Python 2.7</a>
230 <ul>
231 <li><a href="docs/python/gettingstartedpython27/introduction.html">Introduction</a></li>
232 <li><a href="docs/python/gettingstartedpython27/devenvironment.html">The Development Environment</a></li>
233 <li><a href="docs/python/gettingstartedpython27/helloworld.html">Hello, World!</a></li>
234 <li><a href="docs/python/gettingstartedpython27/usingwebapp.html">Explaining the webapp2 Framework</a></li>
235 <li><a href="docs/python/gettingstartedpython27/usingusers.html">Using the Users Service</a></li>
236 <li><a href="docs/python/gettingstartedpython27/handlingforms.html">Handling Forms With webapp</a></li>
237 <li><a href="docs/python/gettingstartedpython27/usingdatastore.html">Using the Datastore</a></li>
238 <li><a href="docs/python/gettingstartedpython27/templates.html">Using Templates</a></li>
239 <li><a href="docs/python/gettingstartedpython27/staticfiles.html">Using Static Files</a></li>
240 <li><a href="docs/python/gettingstartedpython27/uploading.html">Uploading Your Application</a></li>
242 </ul>
243 </li>
244 <li><a href="docs/go/gettingstarted/index.html">Go</a>
245 <ul>
246 <li><span class="exp-feat">Experimental!</span></li>
247 <li><a href="docs/go/gettingstarted/introduction.html">Introduction</a></li>
248 <li><a href="docs/go/gettingstarted/devenvironment.html">The Development Environment</a></li>
249 <li><a href="docs/go/gettingstarted/helloworld.html">Hello, World!</a></li>
250 <li><a href="docs/go/gettingstarted/usingusers.html">Using the Users Service</a></li>
251 <li><a href="docs/go/gettingstarted/handlingforms.html">Handling Forms</a></li>
252 <li><a href="docs/go/gettingstarted/usingdatastore.html">Using the Datastore</a></li>
253 <li><a href="docs/go/gettingstarted/uploading.html">Uploading Your Application</a></li>
255 </ul>
256 </li>
257 </ul>
258 </li>
259 </ul>
260 <div class="line"></div>
261 <ul>
262 <li><h2>Java</h2>
263 <ul>
264 <li><a href="docs/java/overview.html">Overview</a></li>
265 <li><a href="docs/java/runtime.html">Servlet Environment</a></li>
266 <li><a href="docs/java/backends/index.html">Backends</a>
267 <ul>
268 <li><a href="docs/java/backends/overview.html">Overview</a></li>
269 <li><a href="docs/java/javadoc/com/google/appengine/api/backends/package-summary.html">Javadoc Reference</a></li>
272 </ul>
273 </li>
274 <li><a href="docs/java/datastore/index.html">Storing Data</a>
275 <ul>
276 <li><a href="docs/java/datastore/overview.html">Overview</a></li>
277 <li><a href="docs/java/datastore/entities.html">Entities</a></li>
278 <li><a href="docs/java/datastore/queries.html">Queries</a></li>
279 <li><a href="docs/java/datastore/transactions.html">Transactions</a></li>
280 <li><a href="docs/java/datastore/hr/index.html">Choosing a Datastore</a></li>
281 <li><a href="docs/java/datastore/hr/overview.html">Using the High Replication Datastore</a></li>
282 <li><a href="docs/java/datastore/metadataqueries.html">Metadata Queries</a></li>
283 <li><a href="docs/java/datastore/stats.html">Statistics</a></li>
284 <li><a href="docs/java/datastore/async.html">Async API</a></li>
285 <li><a href="docs/java/datastore/callbacks.html">Callbacks</a></li>
286 <li><a href="docs/java/datastore/jdo/index.html">JDO</a>
287 <ul>
288 <li><a href="docs/java/datastore/jdo/overview.html">Overview</a></li>
289 <li><a href="docs/java/datastore/jdo/dataclasses.html">Defining Data Classes with JDO</a></li>
290 <li><a href="docs/java/datastore/jdo/creatinggettinganddeletingdata.html">Creating, Getting, and Deleting Data in JDO</a></li>
291 <li><a href="docs/java/datastore/jdo/relationships.html">Entity Relationships in JDO</a></li>
292 <li><a href="docs/java/datastore/jdo/queries.html">Queries in JDO</a></li>
294 </ul>
295 </li>
296 <li><a href="docs/java/datastore/jpa/index.html">JPA</a>
297 <ul>
298 <li><a href="docs/java/datastore/jpa/overview.html">Overview</a></li>
300 </ul>
301 </li>
302 <li><a href="docs/java/javadoc/com/google/appengine/api/datastore/package-summary.html">Javadoc Reference</a></li>
304 </ul>
305 </li>
306 <li><a href="docs/java/apis.html">Services</a>
307 <ul>
308 <li><a href="docs/java/appidentity/index.html">App Identity</a>
309 <ul>
310 <li><a href="docs/java/appidentity/overview.html">Overview</a></li>
312 <li><a href="docs/java/javadoc/com/google/appengine/api/appidentity/package-summary.html">Low-level API</a></li>
314 </ul>
315 </li>
316 <li><a href="docs/java/blobstore/index.html">Blobstore</a>
317 <ul>
318 <li><a href="docs/java/blobstore/overview.html">Overview</a></li>
319 <li><span class="tlw-title tlw-expanded">Reference</span>
320 <ul>
321 <li><a href="docs/java/javadoc/com/google/appengine/api/blobstore/package-summary.html">API Reference</a></li>
322 </ul>
323 </li>
325 </ul>
326 </li>
327 <li><a href="docs/java/googlestorage/index.html">Google Cloud Storage</a>
328 <ul>
329 <li><a href="docs/java/googlestorage/overview.html">Overview</a></li>
330 <li><a href="docs/java/javadoc/com/google/appengine/api/files/package-summary.html">API Reference</a></li>
331 </li>
334 </ul>
335 </li>
336 <li><a href="docs/java/capabilities/index.html">Capabilities</a>
337 <ul>
338 <li><a href="docs/java/capabilities/overview.html">Overview</a></li>
339 <li><a href="docs/java/javadoc/com/google/appengine/api/capabilities/package-summary.html">Javadoc Reference</a></li>
341 </ul>
342 </li>
343 <li><a href="docs/java/conversion/index.html">Conversion</a>
344 <ul>
345 <li><a href="docs/java/conversion/overview.html">Overview</a></li>
346 <li><a href="docs/java/javadoc/com/google/appengine/api/conversion/package-summary.html">Javadoc Reference</a></li>
348 </ul>
349 </li>
350 <li><a href="docs/java/channel/index.html">Channel</a>
351 <ul>
352 <li><a href="docs/java/channel/overview.html">Overview</a></li>
353 <li><a href="docs/java/javadoc/com/google/appengine/api/channel/package-summary.html">Javadoc Reference</a></li>
354 <li><a href="docs/java/channel/javascript.html">JavaScript Reference</a></li>
356 </ul>
357 </li>
358 <li><a href="docs/java/images/index.html">Images</a>
359 <ul>
360 <li><a href="docs/java/images/overview.html">Overview</a></li>
361 <li><a href="docs/java/javadoc/com/google/appengine/api/images/package-summary.html">API Reference</a></li>
363 </ul>
364 </li>
365 <li><a href="docs/java/mail/index.html">Mail</a>
366 <ul>
367 <li><a href="docs/java/mail/overview.html">Overview</a></li>
368 <li><a href="docs/java/mail/usingjavamail.html">Using JavaMail to Send Mail</a></li>
369 <li><a href="docs/java/mail/receiving.html">Receiving Mail</a></li>
370 <li><a href="docs/java/javadoc/com/google/appengine/api/mail/package-summary.html">Low-level API</a></li>
372 </ul>
373 </li>
374 <li><a href="docs/java/memcache/index.html">Memcache</a>
375 <ul>
376 <li><a href="docs/java/memcache/overview.html">Overview</a></li>
377 <li><a href="docs/java/memcache/usingjcache.html">Using JCache</a></li>
378 <li><a href="docs/java/javadoc/com/google/appengine/api/memcache/package-summary.html">Low-level API</a></li>
380 </ul>
381 </li>
382 <li><a href="docs/java/multitenancy/index.html">Multitenancy</a>
383 <ul>
384 <li><a href="docs/java/multitenancy/overview.html">Overview</a></li>
385 <li><a href="docs/java/multitenancy/multitenancy.html">Multitenancy with Namespaces</a></li>
386 <li><a href="docs/java/multitenancy/namespaces.html">Other Uses for Namespaces</a></li>
387 <li><a href="docs/java/javadoc/com/google/appengine/api/NamespaceManager.html">API Reference</a></li>
389 </ul>
390 </li>
391 <li><a href="docs/java/oauth/index.html">OAuth</a>
392 <ul>
393 <li><a href="docs/java/oauth/overview.html">Overview</a></li>
394 <li><a href="docs/java/javadoc/com/google/appengine/api/oauth/package-summary.html">API Reference</a></li>
397 </ul>
398 </li>
399 <li><a href="docs/java/prospectivesearch/index.html">Prospective Search</a>
400 <ul>
401 <li><a href="docs/java/prospectivesearch/overview.html">Overview</a></li>
402 <li><a href="docs/java/javadoc/com/google/appengine/api/prospectivesearch/package-summary.html">Javadoc Reference</a></li>
404 </ul>
405 </li>
406 </li>
407 <li><a href="docs/java/taskqueue/index.html">Task Queues</a>
408 <ul>
409 <li><a href="docs/java/taskqueue/overview.html">Overview</a></li>
410 <li><a href="docs/java/taskqueue/overview-push.html">Using Push Queues</a></li>
411 <li><a href="docs/java/taskqueue/overview-pull.html">Using Pull Queues</a><sup class="new">New!</sup></li>
412 <li><a href="docs/java/javadoc/com/google/appengine/api/taskqueue/package-summary.html">Javadoc Reference</a></li>
413 <li><a href="docs/java/taskqueue/rest.html">REST reference</a> <span class="exp-feat">(Experimental)</span></li>
414 </ul>
415 </li>
416 <li><a href="docs/java/urlfetch/index.html">URL Fetch</a>
417 <ul>
418 <li><a href="docs/java/urlfetch/overview.html">Overview</a></li>
419 <li><a href="docs/java/urlfetch/usingjavanet.html">Using java.net</a></li>
420 <li><a href="docs/java/javadoc/com/google/appengine/api/urlfetch/package-summary.html">Low-level API</a></li>
422 </ul>
423 </li>
424 <li><a href="docs/java/users/index.html">Users</a>
425 <ul>
426 <li><a href="docs/java/users/overview.html">Overview</a></li>
427 <li><a href="docs/java/javadoc/com/google/appengine/api/users/package-summary.html">API Reference</a></li>
429 </ul>
430 </li>
431 <li><a href="docs/java/xmpp/index.html">XMPP</a>
432 <ul>
433 <li><a href="docs/java/xmpp/overview.html">Overview</a></li>
434 <li><a href="docs/java/javadoc/com/google/appengine/api/xmpp/package-summary.html">API Reference</a></li>
436 </ul>
437 </li>
438 </ul>
439 </li>
440 <li><a href="docs/java/javadoc/index.html">Services Javadoc</a></li>
441 <li><a href="docs/java/jrewhitelist.html">JRE Class White List</a></li>
442 <li><a href="docs/java/config/index.html">Configuration</a>
443 <ul>
444 <li><a href="docs/java/config/webxml.html">Deployment Descriptor</a></li>
445 <li><a href="docs/java/config/appconfig.html">App Config</a></li>
446 <li><a href="docs/java/config/backends.html">Backends Config</a></li>
447 <li><a href="docs/java/config/indexconfig.html">Index Config</a></li>
448 <li><a href="docs/java/config/cron.html">Scheduled Tasks</a></li>
449 <li><a href="docs/java/config/queue.html">Task Queue Config</a></li>
450 <li><a href="docs/java/config/dos.html">DoS Protection Config</a></li>
452 </ul>
453 </li>
454 <li><a href="docs/java/configyaml/index.html">YAML Configuration</a>
455 <ul>
456 <li><a href="docs/java/configyaml/appconfig_yaml.html">YAML App Config</a></li>
457 <li><a href="docs/java/configyaml/backends.html">Backends Config</a></li>
458 <li><a href="docs/java/configyaml/indexconfig.html">Index Config</a></li>
459 <li><a href="docs/java/configyaml/cron.html">Scheduled Tasks</a></li>
460 <li><a href="docs/java/configyaml/queue.html">Task Queue Config</a></li>
461 <li><a href="docs/java/configyaml/dos.html">DoS Protection Config</a></li>
463 </ul>
464 </li>
465 <li><a href="docs/java/tools/index.html">Tools</a>
466 <ul>
467 <li><a href="docs/java/tools/devserver.html">Development Server</a></li>
468 <li><a href="docs/java/tools/uploadinganapp.html">Uploading and Managing an App</a></li>
469 <li><a href="docs/java/tools/eclipse.html">Google Plugin for Eclipse</a></li>
470 <li><a href="docs/java/tools/ant.html">Using Apache Ant</a></li>
471 <li><a href="docs/java/tools/capabilities.html">Capabilities Service Test Configuration</a>
472 <li><a href="docs/java/tools/localunittesting.html">Local Unit Testing</a>
473 <ul>
474 <li><a href="docs/java/tools/localunittesting/javadoc/index.html">Testing Javadoc</a></li>
475 </ul>
476 </li>
477 <li><a href="docs/java/tools/appstats.html">Appstats</a></li>
478 <li><a href="docs/java/tools/remoteapi.html">Remote API</a></li>
480 </ul>
481 </li>
482 <li><a href="docs/java/howto/index.html">How-To</a>
483 <ul>
484 <li><a href="docs/java/howto/maintenance.html">Handling Scheduled Maintenance Periods</a></li>
486 </ul>
487 </li>
489 </ul>
490 </li>
491 </ul>
492 <div class="line"></div>
493 <ul>
494 <li><h2>Python</h2>
495 <ul>
496 <li><a href="docs/python/overview.html">Overview</a></li>
497 <li><a href="docs/python/runtime.html">Runtime Environment</a></li>
498 <li><a href="docs/python/python27/index.html">Python 2.7</a>
499 <ul>
500 <li><a href="docs/python/python27/newin27.html">What's New in Python 2.7</a></li>
501 <li><a href="docs/python/python27/using27.html">Using Python 2.7</a></li>
503 </ul>
504 </li>
505 <li><a href="docs/python/backends/index.html">Backends</a>
506 <ul>
507 <li><a href="docs/python/backends/overview.html">Overview</a></li>
508 <li><span class="tlw-title tlw-expanded">Reference</span>
509 <ul>
510 <li><a href="docs/python/backends/functions.html">Backends API Functions</a></li>
511 <li><a href="docs/python/backends/exceptions.html">Backends API Exceptions</a></li>
512 <li><a href="docs/python/backends/logserviceapi.html">LogService API</a></li>
513 <li><a href="docs/python/backends/applog.html">AppLog Class</a></li>
514 <li><a href="docs/python/backends/requestlog.html">RequestLog Class</a></li>
515 <li><a href="docs/python/backends/runtimeapi.html">Runtime API</a></li>
516 </ul>
517 </li>
519 </ul>
520 </li>
521 <li><a href="docs/python/datastore/index.html">Storing Data</a>
522 <ul>
523 <li><a href="docs/python/datastore/overview.html">Datastore Overview</a></li>
524 <li><a href="docs/python/datastore/entities.html">Entities</a></li>
525 <li><a href="docs/python/datastore/queries.html">Queries</a></li>
526 <li><a href="docs/python/datastore/transactions.html">Transactions</a></li>
527 <li><a href="docs/python/datastore/datamodeling.html">Data Modeling</a></li>
528 <li><a href="docs/python/datastore/gqlreference.html">GQL Reference</a></li>
529 <li><a href="docs/python/datastore/hr/index.html">Choosing a Datastore</a></li>
530 <li><a href="docs/python/datastore/hr/overview.html">Using the High Replication Datastore</a></li>
531 <li><a href="docs/python/datastore/metadataqueries.html">Metadata Queries</a></li>
532 <li><a href="docs/python/datastore/stats.html">Statistics</a></li>
533 <li><a href="docs/python/datastore/async.html">Async API</a></li>
534 <li><span class="tlw-title tlw-expanded">Reference</span>
535 <ul>
536 <li><a href="docs/python/datastore/typesandpropertyclasses.html">Types and Property Classes</a></li>
537 <li><a href="docs/python/datastore/gqlreference.html">GQL Reference</a></li>
538 <li><a href="docs/python/datastore/modelclass.html">Model</a></li>
539 <li><a href="docs/python/datastore/expandoclass.html">Expando</a></li>
540 <li><a href="docs/python/datastore/polymodelclass.html">PolyModel</a></li>
541 <li><a href="docs/python/datastore/propertyclass.html">Property</a></li>
542 <li><a href="docs/python/datastore/queryclass.html">Query</a></li>
543 <li><a href="docs/python/datastore/gqlqueryclass.html">GqlQuery</a></li>
544 <li><a href="docs/python/datastore/metadataqueryclass.html">Metadata Query</a></li>
545 <li><a href="docs/python/datastore/keyclass.html">Key</a></li>
546 <li><a href="docs/python/datastore/functions.html">Functions</a></li>
547 <li><a href="docs/python/datastore/exceptions.html">Exceptions</a></li>
548 </ul>
549 </li>
551 </ul>
552 </li>
553 <li><a href="docs/python/dataprocessing/index.html">Data Processing</a>
554 <ul>
555 <li><a href="docs/python/dataprocessing/overview.html">Overview</a></li>
556 <li><a href="docs/python/dataprocessing/helloworld.html">Hello World</a></li>
557 <li><span class="tlw-title tlw-expanded">Reference</span>
558 <ul>
559 <li><a href="docs/python/dataprocessing/mapreducepipelineclass.html">Mapreduce Pipline</a></li>
560 <li><a href="docs/python/dataprocessing/readers_writers.html">Standard Input Readers and Output Writers</a></li>
561 </ul>
562 </li>
564 </ul>
565 </li>
566 <li><a href="docs/python/apis.html">Services</a>
567 <ul>
568 <li><a href="docs/python/appidentity/index.html">App Identity</a>
569 <ul>
570 <li><a href="docs/python/appidentity/overview.html">Overview</a></li>
571 <li><span class="tlw-title tlw-expanded">Reference</span>
572 <ul>
573 <li><a href="docs/python/appidentity/functions.html">Functions</a></li>
574 <li><a href="docs/python/appidentity/exceptions.html">Exceptions</a></li>
575 </ul>
576 </li>
578 </ul>
579 </li>
580 <li><a href="docs/python/blobstore/index.html">Blobstore</a>
581 <ul>
582 <li><a href="docs/python/blobstore/overview.html">Overview</a></li>
583 <li><span class="tlw-title tlw-expanded">Reference</span>
584 <ul>
585 <li><a href="docs/python/blobstore/blobinfoclass.html">BlobInfo</a></li>
586 <li><a href="docs/python/blobstore/blobkeyclass.html">BlobKey</a></li>
587 <li><a href="docs/python/blobstore/blobreaderclass.html">BlobReader</a></li>
588 <li><a href="docs/python/blobstore/functions.html">Functions</a></li>
589 <li><a href="docs/python/blobstore/exceptions.html">Exceptions</a></li>
590 </ul>
591 </li>
593 </ul>
594 </li>
595 <li><a href="docs/python/capabilities/index.html">Capabilities</a>
596 <ul>
597 <li><a href="docs/python/capabilities/overview.html">Overview</a></li>
598 <li><span class="tlw-title tlw-expanded">Reference</span>
599 <ul>
600 <li><a href="docs/python/capabilities/capabilitysetclass.html">CapabilitySet</a></li>
601 <li><a href="docs/python/capabilities/exceptions.html">Exceptions</a></li>
602 </ul>
603 </li>
605 </ul>
606 </li>
607 <li><a href="docs/python/conversion/index.html">Conversion</a>
608 <ul>
609 <li><a href="docs/python/conversion/overview.html">Overview</a></li>
610 <li><span class="tlw-title tlw-expanded">Reference</span>
611 <ul>
612 <li><a href="docs/python/conversion/conversionclass.html">Conversion Class</a></li>
613 <li><a href="docs/python/conversion/propertyclasses.html">Property Classes</a></li>
614 <li><a href="docs/python/conversion/functions.html">Functions</a></li>
615 <li><a href="docs/python/conversion/exceptions.html">Exceptions</a></li>
616 </ul>
617 </li>
619 </ul>
620 </li>
621 <li><a href="docs/python/channel/index.html">Channel</a>
622 <ul>
623 <li><a href="docs/python/channel/overview.html">Overview</a></li>
624 <li><span class="tlw-title tlw-expanded">Reference</span>
625 <ul>
626 <li><a href="docs/python/channel/functions.html">Functions</a></li>
627 <li><a href="docs/python/channel/exceptions.html">Exceptions</a></li>
628 <li><a href="docs/python/channel/javascript.html">Client Javascript Reference</a></li>
629 </ul>
630 </li>
632 </ul>
633 </li>
634 <li><a href="docs/python/images/index.html">Images</a>
635 <ul>
636 <li><a href="docs/python/images/overview.html">Overview</a></li>
637 <li><a href="docs/python/images/installingPIL.html">Installing PIL</a></li>
638 <li><a href="docs/python/images/usingimages.html">Using the Images API</a></li>
639 <li><span class="tlw-title tlw-expanded">Reference</span>
640 <ul>
641 <li><a href="docs/python/images/imageclass.html">Image</a></li>
642 <li><a href="docs/python/images/functions.html">Functions</a></li>
643 <li><a href="docs/python/images/exceptions.html">Exceptions</a></li>
644 </ul>
645 </li>
647 </ul>
648 </li>
649 <li><a href="docs/python/mail/index.html">Mail</a>
650 <ul>
651 <li><a href="docs/python/mail/overview.html">Overview</a></li>
652 <li><a href="docs/python/mail/sendingmail.html">Sending Mail</a></li>
653 <li><a href="docs/python/mail/receivingmail.html">Receiving Mail</a></li>
654 <li><a href="docs/python/mail/attachments.html">Attachments</a></li>
655 <li><a href="docs/python/mail/headers.html">Headers</a></li>
656 <li><span class="tlw-title tlw-expanded">Reference</span>
657 <ul>
658 <li><a href="docs/python/mail/emailmessageclass.html">EmailMessage</a></li>
659 <li><a href="docs/python/mail/emailmessagefields.html">Message Fields</a></li>
660 <li><a href="docs/python/mail/functions.html">Functions</a></li>
661 <li><a href="docs/python/mail/exceptions.html">Exceptions</a></li>
662 </ul>
663 </li>
665 </ul>
666 </li>
667 <li><a href="docs/python/memcache/index.html">Memcache</a>
668 <ul>
669 <li><a href="docs/python/memcache/overview.html">Overview</a></li>
670 <li><a href="docs/python/memcache/usingmemcache.html">Using Memcache</a></li>
671 <li><span class="tlw-title tlw-expanded">Reference</span>
672 <ul>
673 <li><a href="docs/python/memcache/clientclass.html">Client</a></li>
674 <li><a href="docs/python/memcache/functions.html">Functions</a></li>
675 </ul>
676 </li>
678 </ul>
679 </li>
680 <li><a href="docs/python/multitenancy/index.html">Multitenancy</a>
681 <ul>
682 <li><a href="docs/python/multitenancy/overview.html">Overview</a></li>
683 <li><a href="docs/python/multitenancy/multitenancy.html">Multitenancy with Namespaces</a></li>
684 <li><a href="docs/python/multitenancy/namespaces.html">Other Uses for Namespaces</a></li>
685 <li>Reference
686 <ul>
687 <li><a href="docs/python/multitenancy/functions.html">Functions</a></li>
688 <li><a href="docs/python/multitenancy/exceptions.html">Exceptions</a></li>
689 </ul>
690 </li>
692 </ul>
693 </li>
694 <li><a href="docs/python/oauth/index.html">OAuth</a>
695 <ul>
696 <li><a href="docs/python/oauth/overview.html">Overview</a></li>
697 <li><span class="tlw-title tlw-expanded">Reference</span>
698 <ul>
699 <li><a href="docs/python/oauth/functions.html">Functions</a></li>
700 <li><a href="docs/python/oauth/exceptions.html">Exceptions</a></li>
701 </ul>
702 </li>
704 </ul>
705 </li>
706 <li><a href="docs/python/prospectivesearch/index.html">Prospective Search</a>
707 <ul>
708 <li><a href="docs/python/prospectivesearch/overview.html">Overview</a></li>
709 <li><span class="tlw-title tlw-expanded">Reference</span>
710 <ul>
711 <li><a href="docs/python/prospectivesearch/functions.html">Functions</a></li>
712 <li><a href="docs/python/prospectivesearch/exceptions.html">Exceptions</a></li>
713 </ul>
714 </li>
716 </ul>
717 </li>
718 <li><a href="docs/python/googlestorage/index.html">Google Cloud Storage</a>
719 <ul>
720 <li><a href="docs/python/googlestorage/overview.html">Overview</a></li>
721 <li><a href="docs/python/googlestorage/functions.html">Functions</a></li>
722 <li><a href="docs/python/googlestorage/exceptions.html">Exceptions</a></li>
723 </li>
726 </ul>
727 </li>
728 <li><a href="docs/python/taskqueue/index.html">Task Queues</a>
729 <ul>
730 <li><a href="docs/python/taskqueue/overview.html">Overview</a></li>
731 <li><a href="docs/python/taskqueue/overview-push.html">Using Push Queues</a></li>
732 <li><a href="docs/python/taskqueue/overview-pull.html">Using Pull Queues</a><sup class="new">New!</sup></li>
733 <li><span class="tlw-title tlw-expanded">Reference</span>
734 <ul>
735 <li><a href="docs/python/taskqueue/tasks.html">Task Class</a></li>
736 <li><a href="docs/python/taskqueue/taskretryoptions.html">TaskRetryOptions Class</a></li>
737 <li><a href="docs/python/taskqueue/queues.html">Queue Class</a></li>
738 <li><a href="docs/python/taskqueue/rest.html">REST</a> <span class="exp-feat">(Experimental)</span></li>
739 <li><a href="docs/python/taskqueue/functions.html">Functions</a></li>
740 <li><a href="docs/python/taskqueue/exceptions.html">Exceptions</a></li>
741 </ul>
742 </li>
744 </ul>
745 </li>
746 <li><a href="docs/python/urlfetch/index.html">URL Fetch</a>
747 <ul>
748 <li><a href="docs/python/urlfetch/overview.html">Overview</a></li>
749 <li><span class="tlw-title tlw-expanded">Reference</span>
750 <ul>
751 <li><a href="docs/python/urlfetch/fetchfunction.html">The fetch Function</a></li>
752 <li><a href="docs/python/urlfetch/asynchronousrequests.html">Asynchronous Requests</a></li>
753 <li><a href="docs/python/urlfetch/responseobjects.html">Response Objects</a></li>
754 <li><a href="docs/python/urlfetch/exceptions.html">Exceptions</a></li>
755 </ul>
756 </li>
758 </ul>
759 </li>
760 <li><a href="docs/python/users/index.html">Users</a>
761 <ul>
762 <li><a href="docs/python/users/overview.html">Overview</a></li>
763 <li><a href="docs/python/users/userobjects.html">User Objects</a></li>
764 <li><a href="docs/python/users/loginurls.html">Login URLs</a></li>
765 <li><a href="docs/python/users/adminusers.html">Admin Users</a></li>
767 <li><span class="tlw-title tlw-expanded">Reference</span>
768 <ul>
769 <li><a href="docs/python/users/userclass.html">User</a></li>
770 <li><a href="docs/python/users/functions.html">Functions</a></li>
771 <li><a href="docs/python/users/exceptions.html">Exceptions</a></li>
772 </ul>
773 </li>
775 </ul>
776 </li>
777 <li><a href="docs/python/xmpp/index.html">XMPP</a>
778 <ul>
779 <li><a href="docs/python/xmpp/overview.html">Overview</a></li>
780 <li><span class="tlw-title tlw-expanded">Reference</span>
781 <ul>
782 <li><a href="docs/python/xmpp/functions.html">Functions</a></li>
783 <li><a href="docs/python/xmpp/messageclass.html">Message</a></li>
784 <li><a href="docs/python/xmpp/exceptions.html">Exceptions</a></li>
785 </ul>
786 </li>
788 </ul>
789 </li>
790 </ul>
791 </li>
792 <li><a href="docs/python/config/index.html">Configuration</a>
793 <ul>
794 <li><a href="docs/python/config/appconfig.html">App Config</a></li>
795 <li><a href="docs/python/config/backends.html">Backends Config</a></li>
796 <li><a href="docs/python/config/indexconfig.html">Index Config</a></li>
797 <li><a href="docs/python/config/cron.html">Scheduled Tasks</a></li>
798 <li><a href="docs/python/config/queue.html">Task Queue Config</a></li>
799 <li><a href="docs/python/config/dos.html">DoS Protection Config</a></li>
801 </ul>
802 </li>
803 <li><span class="tlw-title"><a href="docs/python/tools/index.html">Tools</a></span>
804 <ul>
805 <li><a href="docs/python/tools/devserver.html">Development Server</a></li>
806 <li><a href="docs/python/tools/uploadinganapp.html">Uploading and Managing an App</a></li>
807 <li><a href="docs/python/tools/uploadingdata.html">Uploading and Downloading Data</a></li>
808 <li><span class="tlw-title"><a href="docs/python/tools/protorpc/index.html">ProtoRPC</a></span>
809 <ul>
810 <li><a href="docs/python/tools/protorpc/overview.html">Overview</a></li>
811 <li><a href="docs/python/tools/protorpc/definition-functions.html">Definition Module</a></li>
812 <li>Descriptor Module
813 <ul>
814 <li><a href="docs/python/tools/protorpc/descriptor/descriptorlibrary.html">DescriptorLibrary Functions</a></li>
815 <li><a href="docs/python/tools/protorpc/descriptor/functions.html">Functions</a></li>
817 </ul>
818 </li>
819 <li>Messages Module
820 <ul>
821 <li><a href="docs/python/tools/protorpc/messages/enumclass.html">Enum</a></li>
822 <li><a href="docs/python/tools/protorpc/messages/enumfieldclass.html">EnumField</a></li>
823 <li><a href="docs/python/tools/protorpc/messages/fieldclass.html">Field</a></li>
824 <li><a href="docs/python/tools/protorpc/messages/fieldclasses.html">Message Field Classes</a></li>
825 <li><a href="docs/python/tools/protorpc/messages/messageclass.html">Message</a></li>
826 <li><a href="docs/python/tools/protorpc/messages/messagefieldclass.html">MessageField</a></li>
827 <li><a href="docs/python/tools/protorpc/messages/variantclass.html">Variant</a></li>
828 <li><a href="docs/python/tools/protorpc/messages/functions.html">Functions</a></li>
829 <li><a href="docs/python/tools/protorpc/messages/exceptions.html">Exceptions</a></li>
830 </ul>
831 </li>
832 <li>Remote Service Library
833 <ul>
834 <li><a href="docs/python/tools/protorpc/remote/index.html">Overview</a></li>
835 <li><a href="docs/python/tools/protorpc/remote/httprequeststateclass.html">HttpRequestState Class</a></li>
836 <li><a href="docs/python/tools/protorpc/remote/requeststateclass.html">RequestState Class</a></li>
837 <li><a href="docs/python/tools/protorpc/remote/rpcstatusclass.html">RpcStatus Class</a></li>
838 <li><a href="docs/python/tools/protorpc/remote/serviceclass.html">Service Class</a></li>
839 <li><a href="docs/python/tools/protorpc/remote/functions.html">Functions</a></li>
840 <li><a href="docs/python/tools/protorpc/remote/exceptions.html">Exceptions</a></li>
842 </ul>
843 </li>
844 <li>Transport Library
845 <ul>
846 <li><a href="docs/python/tools/protorpc/transport/httptransport.html">HttpTransport Class</a></li>
847 <li><a href="docs/python/tools/protorpc/transport/transport.html">Transport Class</a></li>
849 </ul>
850 </li>
851 <li>WebApp Service Handlers
852 <ul>
853 <li><a href="docs/python/tools/protorpc/webapp/index.html">Overview</a></li>
854 <li><a href="docs/python/tools/protorpc/webapp/functions.html">WebApp Service Handlers</a></li>
856 </ul>
857 </li>
859 </ul>
860 </li>
861 <li><a href="docs/python/tools/webapp/index.html">webapp Framework</a>
862 <ul>
863 <li><a href="docs/python/tools/webapp/overview.html">Overview</a></li>
864 <li><a href="docs/python/tools/webapp/running.html">Running the Application</a></li>
865 <li><a href="docs/python/tools/webapp/requesthandlers.html">Request Handlers</a></li>
866 <li><a href="docs/python/tools/webapp/requestdata.html">Request Data</a></li>
867 <li><a href="docs/python/tools/webapp/buildingtheresponse.html">Building the Response</a></li>
868 <li><a href="docs/python/tools/webapp/redirects.html">Redirects, Headers and Status Codes</a></li>
869 <li><a href="docs/python/tools/webapp/blobstorehandlers.html">Blobstore Handlers</a></li>
871 <li><span class="tlw-title tlw-expanded">Reference</span>
872 <ul>
873 <li><a href="docs/python/tools/webapp/requestclass.html">Request</a></li>
874 <li><a href="docs/python/tools/webapp/responseclass.html">Response</a></li>
875 <li><a href="docs/python/tools/webapp/requesthandlerclass.html">RequestHandler</a></li>
876 <li><a href="docs/python/tools/webapp/wsgiapplicationclass.html">WSGIApplication</a></li>
877 <li><a href="docs/python/tools/webapp/utilmodule.html">Utility Functions</a></li>
879 </ul>
880 </li>
882 </ul>
883 </li>
884 <li><a href="docs/python/tools/localunittesting.html">Local Unit Testing</a></li>
885 <li><a href="docs/python/tools/appstats.html">Appstats</a></li>
886 <li><a href="docs/python/tools/libraries.html">Included Libraries </a>(Python 2.5)</li>
887 <li><a href="docs/python/tools/libraries27.html">Included Libraries</a>(Python 2.7)</li>
888 <li><a href="docs/python/tools/appengineconfig.html">Python Module Configuration</a></li>
890 </ul>
891 </li>
892 <li><a href="docs/python/howto/index.html">How-To</a>
893 <ul>
894 <li><a href="docs/python/howto/usinggdataservices.html">Google Data Services</a></li>
895 <li><a href="docs/python/howto/maintenance.html">Handling Scheduled Maintenance Periods</a></li>
897 </ul>
898 </li>
900 </ul>
901 </li>
902 </ul>
903 <div class="line"></div>
904 <ul>
905 <li><h2>Go</h2> <span class="exp-feat">Experimental!</span>
906 <ul>
907 <li><a href="docs/go/overview.html">Overview</a></li>
908 <li><a href="docs/go/runtime.html">Runtime Environment</a>
909 <ul>
910 <li><a href="docs/go/reference.html">Reference</a></li>
911 </ul>
912 </li>
913 <li><a href="docs/go/backends/index.html">Backends</a>
914 <ul>
915 <li><a href="docs/go/backends/overview.html">Overview</a></li>
916 <li><a href="docs/go/backends/runtime.html">Runtime package</a></li>
918 </ul>
919 </li>
920 <li><a href="docs/go/datastore/index.html">Storing Data</a>
921 <ul>
922 <li><a href="docs/go/datastore/overview.html">Overview</a></li>
923 <li><a href="docs/go/datastore/transactions.html">Transactions</a></li>
924 <li><a href="docs/go/datastore/reference.html">Reference</a></li>
926 </ul>
927 </li>
928 <li><a href="docs/go/apis.html">Services</a>
929 <ul>
930 <li><a href="docs/go/blobstore/index.html">Blobstore</a>
931 <ul>
932 <li><a href="docs/go/blobstore/overview.html">Overview</a></li>
933 <li><a href="docs/go/blobstore/reference.html">Reference</a></li>
935 </ul>
936 </li>
937 <li><a href="docs/go/capabilities/index.html">Capabilities</a>
938 <ul>
939 <li><a href="docs/go/capabilities/overview.html">Overview</a></li>
940 <li><a href="docs/go/capabilities/reference.html">Reference</a></li>
942 </ul>
943 </li>
944 <li><a href="docs/go/channel/index.html">Channel</a>
945 <ul>
946 <li><a href="docs/go/channel/overview.html">Overview</a></li>
947 <li><a href="docs/go/channel/reference.html">Reference</a></li>
948 <li><a href="docs/go/channel/javascript.html">Client Javascript Reference</a></li>
950 </ul>
951 </li>
952 <li><a href="docs/go/mail/index.html">Mail</a>
953 <ul>
954 <li><a href="docs/go/mail/overview.html">Overview</a></li>
955 <li><a href="docs/go/mail/reference.html">Reference</a></li>
957 </ul>
958 </li>
959 <li><a href="docs/go/memcache/index.html">Memcache</a>
960 <ul>
961 <li><a href="docs/go/memcache/overview.html">Overview</a></li>
962 <li><a href="docs/go/memcache/reference.html">Reference</a></li>
964 </ul>
965 </li>
966 <li><a href="docs/go/taskqueue/index.html">Task Queues</a>
967 <ul>
968 <li><a href="docs/go/taskqueue/overview.html">Overview</a></li>
969 <li><a href="docs/go/taskqueue/reference.html">Reference</a></li>
970 <li><a href="docs/go/taskqueue/delay.html">Delay package</a></li>
972 </ul>
973 </li>
974 <li><a href="docs/go/urlfetch/index.html">URL Fetch</a>
975 <ul>
976 <li><a href="docs/go/urlfetch/overview.html">Overview</a></li>
977 <li><a href="docs/go/urlfetch/reference.html">Reference</a></li>
979 </ul>
980 </li>
981 <li><a href="docs/go/users/index.html">Users</a>
982 <ul>
983 <li><a href="docs/go/users/overview.html">Overview</a></li>
984 <li><a href="docs/go/users/reference.html">Reference</a></li>
986 </ul>
987 </li>
988 </ul>
989 <li><a href="docs/go/config/index.html">Configuration</a>
990 <ul>
991 <li><a href="docs/go/config/appconfig.html">App Config</a></li>
992 <li><a href="docs/go/config/backends.html">Backends Config</a></li>
993 <li><a href="docs/go/config/indexconfig.html">Index Config</a></li>
994 <li><a href="docs/go/config/cron.html">Scheduled Tasks</a></li>
995 <li><a href="docs/go/config/queue.html">Task Queue Config</a></li>
996 <li><a href="docs/go/config/dos.html">DoS Protection Config</a></li>
998 </ul>
999 </li>
1000 <li><a href="docs/go/tools/index.html">Tools</a>
1001 <ul>
1002 <li><a href="docs/go/tools/devserver.html">Development Server</a></li>
1003 <li><a href="docs/go/tools/uploadinganapp.html">Uploading and Managing an App</a></li>
1005 </ul>
1006 </li>
1007 </li>
1009 </ul>
1010 </li>
1011 </ul>
1012 <div class="line"></div>
1013 <ul>
1014 <li><h2>Managing Your App</h2>
1015 <ul>
1016 <li><a href="docs/adminconsole/index.html">Admin Console</a>
1017 <ul>
1018 <li><a href="docs/adminconsole/instances.html">Instances</a></li>
1019 <li><a href="docs/adminconsole/roles.html">Roles</a></li>
1020 <li><a href="docs/adminconsole/applicationsettings.html">Application Settings</a></li>
1021 <li><a href="docs/adminconsole/datastoreadmin.html">Datastore</a></li>
1022 <li><a href="docs/adminconsole/performancesettings.html">Performance Settings</a></li>
1024 </ul>
1025 </li>
1026 <li><a href="docs/quotas.html">Quotas</a></li>
1027 <li><a href="docs/billing.html">Billing</a></li>
1028 <li><a href="docs/premier/index.html">Premier Accounts</a></li>
1029 <li><a href="docs/domain.html">Using a Custom Domain</a></li>
1030 </ul>
1031 </li>
1032 </ul>
1033 <div class="line"></div>
1034 <ul>
1035 <li><h2>Resources</h2>
1036 <ul>
1037 <li><a href="kb/index.html">FAQ</a></li>
1038 <li><a href="articles/index.html">Articles</a></li>
1039 <li><a href="docs/videoresources.html">Video Resources</a><sup class="new">New!</sup></li>
1040 <li><a href="http://code.google.com/p/googleappengine/">SDK Code</a></li>
1041 <li><a href="http://code.google.com/p/datanucleus-appengine/">JDO/JPA Code</a></li>
1042 <li><a href="http://code.google.com/p/google-app-engine-samples/">Sample Apps Code</a></li>
1043 <li>Launcher Code
1044 <ul>
1045 <li><a href="http://code.google.com/p/google-appengine-mac-launcher/">Mac</a></li>
1046 <li><a href="http://code.google.com/p/google-appengine-wx-launcher/">Windows/wx</a></li>
1047 </ul>
1048 </li>
1049 <li><a href="community.html">Discussion Groups</a></li>
1050 </ul>
1051 </li>
1052 </ul>
1053 <div class="line"></div>
1054 <ul>
1055 <li><a href="docs/roadmap.html">Product Roadmap</a></li>
1056 <li><a href="http://code.google.com/p/googleappengine/wiki/SdkReleaseNotes">Release Notes: Python</a></li>
1057 <li><a href="http://code.google.com/p/googleappengine/wiki/SdkForJavaReleaseNotes">Release Notes: Java</a></li>
1058 <li><a href="docs/revision_history.html">Revision History</a></li>
1059 </ul>
1061 <a class="hidden" href="#gc-topnav-anchor">More Google App Engine resource links</a>
1062 </div>
1064 <div class="g-unit" id="gc-pagecontent">
1065 <h1 class="page_title">App Engine Service Level Agreement</h1>
1069 <div class="jd-descr">
1070 <h2 id="admin">App Engine Service Level Agreement</h2>
1071 <div>
1073 During the Term of the Google App Engine License Agreement (the "<u>Agreement</u>"), the Covered Service will be operational and available to an Eligible Application at least 99.95% of the time in any calendar month (the "SLA"). If Google does not meet the SLA, and if Customer meets its obligations under this SLA, Customer will be eligible to receive the Financial Credits described below. This SLA states Customer's sole and exclusive remedy for any failure by Google to meet the SLA. Capitalized terms not defined herein have the meaning set forth in the Agreement.
1074 </p>
1076 <b>Definitions.</b> The following definitions shall apply to the Google App Engine SLA.
1077 </p>
1078 <ul>
1079 <li>"<b>Covered Service</b>" means the components of the Service listed at the following URL: <a href="http://code.google.com/appengine/sla_error_rate.html">http://code.google.com/appengine/sla_error_rate.html</a>, or such other URL as may be provided by Google.</li>
1080 <li>"<b>Downtime</b>" means more than a ten percent Error Rate for any Eligible Application.</li>
1081 <li>"<b>Eligible Application</b>" means an Application that has been created by Customer using the High Replication Datastore setting.</li>
1082 <li>"<b>Downtime Period</b>" means, for an Application, a period of five consecutive minutes of Downtime. Intermittent Downtime for a period of less than five minutes will not be counted towards any Downtime Periods.</li>
1083 <li>"<b>Error rate</b>" for the Service is defined with the Covered Services.</li>
1084 <li>"<b>Financial Credit</b>" means the following:</li>
1085 <table><tbody>
1086 <tr>
1087 <th>Monthly Uptime Percentage</th>
1088 <th>Percentage of monthly bill credited to future monthly bills of Customer</th>
1089 </tr>
1090 <tr>
1091 <td>99.00% &ndash; &lt; 99.95%</td>
1092 <td>10%</td>
1093 </tr>
1094 <tr>
1095 <td>95.00% &ndash; &lt; 99.00%</td>
1096 <td>25%</td>
1097 </tr>
1098 <tr>
1099 <td>&lt; 95.00%</td>
1100 <td>50%</td>
1101 </tr>
1102 </tbody></table>
1103 <li>"<b>Monthly Uptime Percentage</b>" means total number of minutes in a month, minus the number of minutes of Downtime suffered from all Downtime Periods in a month, divided by the total number of minutes in a month.</li>
1106 <u>Customer Must Request Financial Credit</u>. In order to receive any of the Financial Credits described above, Customer must notify Google within thirty days from the time Customer becomes eligible to receive a Financial Credit. Failure to comply with this requirement will forfeit Customer’s right to receive a Financial Credit. To notify Google of SLA Financial Credit eligibility, please see the Documentation.
1107 </p>
1109 <u>Maximum Financial Credit</u>. The aggregate maximum number of Financial Credits to be issued by Google to Customer for any and all Downtime Periods that occur in a single billing month shall not exceed 50% of the amount due by Customer for the Eligible Application for the applicable month. Financial Credits will be made in the form of a monetary credit applied to future use of the Service and will be applied within 60 days after the Financial Credit was requested.
1110 </p>
1112 <u>SLA Exclusions</u>. The SLA does not apply to any errors: (i) caused by factors outside of Google’s reasonable control; (ii) that resulted from Customer’s software or hardware or third party software or hardware, or both; (iii) that are result of abuses or other behaviors that violate the Agreement; or (iv) Eligible Applications that are being limited by quotas listed in the Admin Console.
1113 </p>
1114 </div>
1115 </div>
1116 <br>
1117 <hr>
1118 <p>Version: 1.0</p>
1119 </div>
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