Data Model, ROLLUP and Prefix Index Basic concepts Aggregate Model Example 1: Importing data aggregation Example 2: Keep detailed data Example 3: Importing data and aggregating ...
1.1. The HTTP transaction model 1.1. The HTTP transaction model The HTTP protocol is transaction - driven . This means that each request will lead to one and only one ...
Model Tree Structures with Nested Sets Overview Pattern Model Tree Structures with Nested Sets Overview This document describes a data model that describes a tree likestruc...
Model Tree Structures with Materialized Paths Overview Pattern Model Tree Structures with Materialized Paths Overview This page describes a data model that describes a tree...
Model Tree Structures with Child References Overview Pattern Model Tree Structures with Child References Overview This page describes a data model that describes a tree-lik...
Day 4 - 编写Model 初始化数据库表 编写数据访问代码 Day 4 - 编写Model 有了ORM,我们就可以把Web App需要的3个表用Model 表示出来: import time , uuid from transwarp . db import next_id from transwarp . orm...
5.4. Replication and conflict model 5.4.1. CouchDB replication 5.4.2. Conflict avoidance 5.4.3. Revision tree 5.4.4. Working with conflicting documents 5.4.5. Multiple document...