You can also use the library https://github.com/uralbash/sqlalchemy_mptt
пятница, 21 июля 2017 г., 20:40:57 UTC+5 пользователь Nathan Mooth написал: > > So I have a tree-like data structure that I need to store in a way so that > I can see all children or all parents of a query as well as their relative > depth from the query item. In the past I have been using the closure table > method demonstrated in this blog post > <http://dirtsimple.org/2010/11/simplest-way-to-do-tree-based-queries.html>, > however now that I am switching to sqlAlchemy I am wondering if there is a > better way to do this. So basically I am trying to figure out how to run a > series of inserts on my closure table whenever an item is added to the main > table, as well as what would be the best way to load the child or parent > items of a query. > -- SQLAlchemy - The Python SQL Toolkit and Object Relational Mapper http://www.sqlalchemy.org/ To post example code, please provide an MCVE: Minimal, Complete, and Verifiable Example. See http://stackoverflow.com/help/mcve for a full description. --- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sqlalchemy+unsubscr...@googlegroups.com. To post to this group, send email to sqlalchemy@googlegroups.com. Visit this group at https://groups.google.com/group/sqlalchemy. For more options, visit https://groups.google.com/d/optout.
