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Showing posts with the label Transactions
Do I Need To Use Transactions In Google Appengine

Do I Need To Use Transactions In Google Appengine

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update 0 My def post() code has changed dramatically because originally it was base on a digital fo… Read more Do I Need To Use Transactions In Google Appengine
Make Sqlalchemy Commit Instead Of Rollback After A Select Query

Make Sqlalchemy Commit Instead Of Rollback After A Select Query

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I am developing an app together with a partner. I do the database part (PostgreSQL), my partner imp… Read more Make Sqlalchemy Commit Instead Of Rollback After A Select Query
Per-transaction Isolation Level In Django Orm

Per-transaction Isolation Level In Django Orm

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Is it possible to set isolation level for custom transaction (but not with raw sql)? For example, s… Read more Per-transaction Isolation Level In Django Orm
Does Closing A Sqlalchemy Orm Session Roll Back Uncommitted Changes?

Does Closing A Sqlalchemy Orm Session Roll Back Uncommitted Changes?

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For example, is there a difference between the following two? session = Session() # Session is a se… Read more Does Closing A Sqlalchemy Orm Session Roll Back Uncommitted Changes?
Python GIL: Is Django Save() Blocking?

Python GIL: Is Django Save() Blocking?

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My django app saves django models to a remote database. Sometimes the saves are bursty. In order to… Read more Python GIL: Is Django Save() Blocking?
Cross Group (XG) Transactions And Further Explanation Of Use

Cross Group (XG) Transactions And Further Explanation Of Use

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The most recent release of the GAE states the following changes: Datastore Cross Group (XG) Transa… Read more Cross Group (XG) Transactions And Further Explanation Of Use