blobstore

Store Photos in Blobstore or as Blobs in Datastore - Which is better/more efficient /cheaper?

由 巧了我就是萌 提交于 2019-11-27 10:45:22
I have an app where each DataStore Entity of a specific kind can have a number of photos associated with it. (Imagine a car sales website - one Car has multiple photos) Originally since all the data is being sourced from another site, I was limited to having to store the photos as DataStore Blobs, but now that its possible to write BlobStore items programatically, I'm wondering if I should change my design and store the photos as BlobStore items? So, the question is: Is it 'better' to store the photos in the Blobstore, or as Blobs in the Datastore? Both are possible solutions, but which would

What is it exactly a BLOB in a DBMS context

由 无人久伴 提交于 2019-11-27 06:24:44
What is it a BLOB? How can I use it? What are the differences between DBMS's BLOBs. I would like to save data using BLOBs into any DBMS and then read that BLOB with a library. sgokhales BLOB : BLOB ( Binary Large Object ) is a large object data type in the database system. BLOB could store a large chunk of data, document types and even media files like audio or video files. BLOB fields allocate space only whenever the content in the field is utilized. BLOB allocates spaces in Giga Bytes. USAGE OF BLOB : You can write a binary large object ( BLOB ) to a database as either binary or character

Google Blobstore versus Google Cloud Storage [closed]

由 ⅰ亾dé卋堺 提交于 2019-11-26 22:40:49
问题 We have our application hosted on Google app engine for Java and we have a requirement where we want to store the blood donor appreciation certificates ( html files) somewhere. So, we can use either Google Blobstore or Google Cloud Storage. I know both of these solutions are feasible to do using gae for Java However, the problem for us is to decide which one to use. What are the pros and cons of these two approaches? We are a non profit and cannot pay a lot. 回答1: Better to use the Blobstore.

Python Google App Engine Image object

由 前提是你 提交于 2019-11-26 21:45:01
问题 Using Python Image Library PIL and Google App Engine Blobstore... This: img = images.Image(blob_key=image) logging.info(img.size) self.response.headers['Content-Type'] = 'image/jpeg' self.response.out.write(img) Has Attribute error: AttributeError: 'Image' object has no attribute 'size' So the Image instance from google app engine does not have size? So then how does this work: img = images.Image(blob_key=image) img.resize(width, height) img.im_feeling_lucky() thumbnail = img.execute

using blobstore with google cloud endpoint and android

由 谁都会走 提交于 2019-11-26 18:54:34
问题 I am developing an app-engine connected android project using the eclipse plugin. One aspect of the app is to allow user Alpha to send pictures to user Bravo. To do that I have the following setup: User Alpha posting: send image to my app engine server through endpoints server stores image in blob store server stores blobkey in datastore User Bravo getting: server gets blobkey from datastore server gets image using blob key server sends image to android app using endpoints This setup takes

Store Photos in Blobstore or as Blobs in Datastore - Which is better/more efficient /cheaper?

由 喜欢而已 提交于 2019-11-26 15:18:48
问题 I have an app where each DataStore Entity of a specific kind can have a number of photos associated with it. (Imagine a car sales website - one Car has multiple photos) Originally since all the data is being sourced from another site, I was limited to having to store the photos as DataStore Blobs, but now that its possible to write BlobStore items programatically, I'm wondering if I should change my design and store the photos as BlobStore items? So, the question is: Is it 'better' to store

What is it exactly a BLOB in a DBMS context

由 吃可爱长大的小学妹 提交于 2019-11-26 11:59:13
问题 What is it a BLOB? How can I use it? What are the differences between DBMS\'s BLOBs. I would like to save data using BLOBs into any DBMS and then read that BLOB with a library. 回答1: BLOB : BLOB ( Binary Large Object ) is a large object data type in the database system. BLOB could store a large chunk of data, document types and even media files like audio or video files. BLOB fields allocate space only whenever the content in the field is utilized. BLOB allocates spaces in Giga Bytes. USAGE OF
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