nested-sets

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What is the correct way to remove a node from a tree managed by awesome_nested_set?

It is unclear how to correctly remove a node or set of nodes from a tree managed by awesome_nested_set.[详细]

2023-03-07 23:53 分类：问答
Doctrine 1.2 NestedSet properties and relation inheritance from ancestors

I have a Doctrine 1.2 project that I\'m refactoring in order to have a tree structure for a table using doctrine beahaviour NestedSet with multiple roots.[详细]

2023-03-05 04:39 分类：问答
cte that creates nested html lists

I have the following cte: WITH cte AS ( SELECT c.ParentIDNo, c.Category, c.ChildCategory, c.WSWebProductNameIDNo,[详细]

2023-03-02 20:40 分类：问答
BIGINT Out-of-range Error since MySQL 5.5

I\'m working with nested sets for my CMS but since MySQL 5.5 I can\'t move a node. The following error gets thrown:[详细]

2023-02-28 01:11 分类：问答
Manipulate Doctrine NestedSet tree

I am usingNestedSet behavior with doctrine 1.2.4 with Zend framework but i am having some difficulty when inserting a child node of already saved root node[详细]

2023-02-22 18:25 分类：问答
Nested Sets model or some other model for representing hierarchy?

I have a project where I hope to store hierarchical information (specifically, categories and subcategories) in what is basically a flat database system (in short, it\'s a collection of XML records).[详细]

2023-02-21 20:34 分类：问答
Is a table lock required to maintain data integrity in the following situation

In MySQL, I have a tree represented by a nested set.Manipulation of the nested set requires modifying multiple rows in the table.For example, adding a node to the tree will require reordering the righ[详细]

2023-02-20 14:25 分类：问答
Long and Complex MySQL hierarchical Nested Set model optimization for NIST level 2 RBAC

Implemented NIST Level 2 RBAC for jFramework, The core SQL is listed below : \"SELECT COUNT(*) AS Result[详细]

2023-02-20 13:37 分类：问答
How to implement thread comment in Rails?

I want to develop a thread comment list like this: http://www.reddit.com/r/IAmA/comments/gbmg3/ama_request_a_jersey_shore_cameraman/[详细]

2023-02-19 16:56 分类：问答
Nested data for forum

Got myself stuck... Us left and right limi开发者_如何学Cts in nested set model to store forum posts and I need to select threads ordered by latest reply.[详细]

2023-02-19 06:27 分类：问答