The tag has no usage guidance.

learn more… | top users | synonyms

0
votes
2answers
853 views

MYSQL Row Count Limits?

What is the maximum row count for a table in MYSQL? I have a system with around 600,000,000 rows in three tables. Average Data Length (from data_length column) for these tables is 58,000,000,000 ...
1
vote
1answer
214 views

Best practice to create a database schema for Open Auth (Social logins)

I've done a database schema for user management alongs with their roles and permissions. The problem actually began, when I decide to integrate a multiple "Open Auths" such as Facebook Login, Google ...
0
votes
1answer
26 views

logic/design for storing achievments and progress for users

I have a game with a databse of users, I now want to implement unlockable achievments in my game. How would I best go about saving this data for each user? I am still fairly new to using a database. ...
0
votes
1answer
40 views

Google datastore modeling help

I have a very simple requirement. I have an application where users log in, add/remove/view friends, and can send/receive (also view the message you sent and received) a message (message is more like ...
1
vote
1answer
33 views

Google Datastore model User and Messages efficently

I have two kinds: USER and MESSAGES. A user can send/receive many messages to/from another user. Thinking in a relational way the relationship would suggest a user can have many messages, and a ...
0
votes
0answers
33 views

Data Model for a popular/basic type of social app

I am trying to learn about Google Datastore and creating a basic application to have some practical experience with it opposed to just reading the docs. I would like to create a basic social ...
1
vote
2answers
265 views

Connecting to Google Cloud SQL via SSH

The network I'm using doesn't allow port 3306 so I can't connect to Google Cloud SQL. How do I set up a proxy server (on a different network that allows 3306) that I could connect to via SSH to ...
3
votes
2answers
1k views

How to connect external database to AppEngine?

Are there any ways (better than using UrlFetch) to connect to any external database from AppEngine? I already know about hosted SQL databases in App Engine for Business, but they are not free and ...
4
votes
3answers
495 views

google database api

I would like to use my google account to store so data (time series) Is there an easy way to do it? I use R and if possible would like to create/use and API to send and receive data from/to R and ...
0
votes
1answer
64 views

How to store multiple vendor data in Google Cloud SQL?

I am designing a mobile app in which I need to host my vendor data and give access to that data after analysis to only the specified users. Since I will have multiple vendors with different set of ...
17
votes
2answers
599 views

Get and Put performance testing on Google BigTables (and other integrated DBs)

What are some effective ways to perform programmatic performance testing on database operations, especially in environments where the databases themselves do not offer dedicated tools? For example, ...
8
votes
2answers
2k views

In Google App Engine, what is the most effective many-to-many join model?

The BigTable design rejects many of the philosophies of standard relational models, explicitly preferring denormalization to a big host of tiny tables. One of the larger areas where this is a problem ...
1
vote
1answer
105 views

how to config SSRS 2005 email setting with google apps

My Company recently switches email service to google apps (asp.google.com). all the current subscriptions in SSRS2005 are configured to MS exchange server and no longer workable. Do someone knows how ...
12
votes
1answer
239 views

What are the performance implications of polymodels versus normal BigTable models in google app engine?

What produces the best performance in regular google app engine use, a polymodel or a normal "BigTable" model? The polymodel, effectively, creates a column in the parent table called "class" which ...
2
votes
1answer
1k views

How to migrate data from Google AppEngine Datastore

How to migrate data from Google AppEngine's Datastore to other database (not Datastore)? There is appcfg.py download_data but it produces sqlite3 file with empty bulkloader_database_signature and ...