Storing Hierarchical Data in a Database — SitePointStay Relevant and Grow Your Career in TechPremium ResultsPublish articles on SitePointDaily curated jobsLearning PathsDiscounts to dev toolsStart Free Trial7 Day Free Trial. Cancel Anytime. Key Takeaways Storing hierarchical data in a database can be achieved using two major approaches: the adjacency list model and the modified preorder tree traversal algorithm. The adjacency list model is more el
