Graph Data Store Baseline Management for Version Control

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Solution Overview

Problem

Current systems managing graph data structures face challenges in efficiently implementing interdependent changes without compromising the integrity of the graph, leading to performance degradation and difficulties in reverting to earlier states due to lack of previous state information, and require significant memory for storing multiple versions.

Innovation Solution

A computing device organizes edit revisions into a data structure, generating baselines that include pointers to edit revisions, allowing for efficient management of multiple versions, quick identification of change history, and simultaneous provision of different materializations to users with reduced memory usage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple versions of graph data structure are stored to enable reverting to earlier states, then the ability to correct errors and maintain historical states is improved, but the memory resources required increase significantly

Engineering Contradiction:
Improveability to revert to earlier statesVSAvoidmemory resources
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The patent creates materializations (copies) of the graph data structure at different points in time through baselines. Instead of storing complete graph versions continuously, it captures snapshots (materializations) that can be reverted to, reducing memory usage while maintaining the ability to recover earlier states.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system proactively creates baselines and materializations at predetermined intervals or upon significant changes, preparing historical states in advance. This allows rapid recovery to earlier states without needing to reconstruct them during error correction, improving reliability while managing memory resources efficiently.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If interdependent changes are applied to the graph in a particular order at scheduled times to maintain integrity, then the consistency of the graph is improved, but the complexity of managing change sequences increases

Engineering Contradiction:
Improvegraph consistencyVSAvoidchange management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides changes into discrete edit revisions that can be independently tracked and applied. Each edit revision represents a atomic unit of change that can be managed separately, reducing the complexity of coordinating interdependent changes while maintaining graph consistency through the baseline system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The baseline acts as an intermediary structure that mediates between multiple edit revisions and the final graph state. It provides a reference point that helps manage the sequencing and coordination of interdependent changes, simplifying the complexity of change management while ensuring consistency.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Speed

If complete graph data structure is replicated for each version to enable simultaneous user access, then the speed of user access is improved, but the memory resources required increase significantly

Engineering Contradiction:
Improveuser access speedVSAvoidmemory resources
Core Design Contradiction:
SpeedVSQuantity of substance

Solution Approach 1:

The patent creates materializations (copies) of the graph data structure at different points in time through baselines. Instead of storing complete graph versions continuously, it captures snapshots (materializations) that can be reverted to, reducing memory usage while maintaining the ability to recover earlier states.

Inventive Principle:
Principle #26Copying

4Adaptability or versatility

If frequent changes are made to the graph including adding and removing thousands of items, then the adaptability of the system is improved, but the time required to maintain graph integrity increases

Engineering Contradiction:
Improvefrequency of graph changesVSAvoidtime to maintain integrity
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system proactively creates baselines and materializations at predetermined intervals or upon significant changes, preparing historical states in advance. This allows rapid recovery to earlier states without needing to reconstruct them during error correction, improving reliability while managing memory resources efficiently.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10726041B1Multi-revision graph data store
Publication Date: 2020.07.28 AMAZON TECH INC
  • US10726041B1 patent drawing
  • US10726041B1 patent drawing
  • US10726041B1 patent drawing

AI summary

Systems and methods are directed to a computing device and methods for generating baselines of a data structure, such as a graph. A baseline may define a materialization of the data structure and may include pointers to a set of immutable edit revisions to the data structure that are associated with that materialization. The computing device may receive a request to change a materialization of the data structure defined by a first baseline having pointers to a first set of immutable edit revisions. The computing device may identify a second set of edit revisions to the data structure based at least in part on the requested change and the first set of immutable edit revisions. The computing device may then generate a second baseline defining a second materialization of the data structure, and the second baseline may include pointers to the second set of edit revisions.