Directed Acyclic Graph Search Paths for Parallel Execution

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Solution Overview

Problem

Existing search systems suffer from slow performance, high latencies, and instability due to inefficient parallelization and rigid code architectures, leading to excessive computational resource consumption and security vulnerabilities.

Innovation Solution

A directed acyclic graph (DAG) framework that enables massive parallelization of search operations by constructing a DAG with interconnected nodes, allowing for dynamic determination of parallelizable operations based on resource availability and execution times, thereby optimizing node paths for fast and stable data searches.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If existing search systems use sequential operations architecture, then code simplicity is maintained, but system latency increases and productivity decreases

Engineering Contradiction:
Improvesearch operation speedVSAvoidcode architecture complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The patent segments search operations into discrete, independent tasks that can be executed in parallel. By breaking down the monolithic sequential code into modular operation units, the system enables concurrent execution while maintaining manageable complexity through clear task boundaries and interfaces.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from a one-dimensional sequential execution model to a multi-dimensional parallel execution model. By introducing temporal parallelism across multiple operation streams and spatial distribution across computing resources, the system achieves dimensionality expansion that simultaneously improves speed and manages complexity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Loss of time

If existing search systems apply one-size-fits-all operation sequences, then ease of operation is maintained, but loss of time increases due to redundant operations

Engineering Contradiction:
Improveexecution timeVSAvoidoperation adaptability
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The patent implements dynamic operation sequencing where the execution plan is generated adaptively based on specific search requirements, data characteristics, and resource availability. This dynamic approach eliminates redundant operations by selecting only necessary tasks while maintaining ease of operation through automated plan generation that adapts to different scenarios.

Inventive Principle:
Principle #15Dynamics

3Reliability

If existing search systems use series-based operations, then device complexity is reduced, but reliability deteriorates at large scales

Engineering Contradiction:
Improvesystem stabilityVSAvoidcode architecture complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the monolithic code architecture into modular, independent operation units with well-defined interfaces. This segmentation isolates failures to specific tasks rather than causing system-wide crashes, thereby improving reliability while the modular structure keeps complexity manageable through reusable components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces intermediary layers including task scheduling mechanisms, resource management interfaces, and error handling mediators that coordinate between parallel operations and the core system. These intermediaries buffer complexity and protect the core system from failures, enhancing reliability without exposing the full complexity to users.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Productivity

If existing search systems execute operations sequentially, then ease of operation is maintained, but productivity decreases due to excessive computational resource consumption

Engineering Contradiction:
Improvesearch processing throughputVSAvoidparallelization complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements self-service parallelization where the system automatically identifies, schedules, and executes parallel operations without requiring manual intervention or complex configuration. The operational code autonomously manages task distribution and resource allocation, improving productivity while keeping parallelization complexity hidden from users through automated management.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250284685A1Directed acyclic graph framework for executing search function operations
Publication Date: 2025.09.11 DROPBOX INC
  • US20250284685A1 patent drawing
  • US20250284685A1 patent drawing
  • US20250284685A1 patent drawing

AI summary

The present disclosure is directed toward systems, methods, and non-transitory computer-readable media for performing a data search for a search request by utilizing a directed acyclic graph. For example, the disclosed systems receive a search request at a search engine of a content management system. In addition, the disclosed systems determine (e.g., in response to the search request) a node path from a directed acyclic graph that includes a plurality of interconnected nodes defining computer operations. Further, the determined node path includes a set of nodes that corresponds to the search request. Moreover, the disclosed systems perform the data search for the search request by executing operations defined by nodes along the node path within the directed acyclic graph.