Unified Metadata Storage System for Structured and Unstructured Data

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Solution Overview

Problem

Current metadata storage systems are inefficient as they store different types of metadata in separate systems, requiring modifications to search engines and lacking unified access, making it inconvenient to manage and search metadata effectively.

Innovation Solution

A metadata storage method and device that processes metadata into unified storage formats based on type, including structured, semi-structured, and unstructured data, allowing for unified storage and management across systems, with interfaces for external metadata synchronization and change detection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If different types of metadata are stored in separate storage systems, then each metadata type can be managed independently, but the system complexity increases and unified search becomes difficult

Engineering Contradiction:
Improvemetadata management flexibilityVSAvoidstorage system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple separate metadata storage systems into a unified storage system that can handle structured, semi-structured, and unstructured metadata together. The query engine is redesigned to provide unified access to all metadata types through a single interface, eliminating the need for separate storage systems while maintaining the ability to manage different metadata types appropriately.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The query engine is designed with universal functionality to access and search all types of metadata (structured, semi-structured, and unstructured) through a single unified interface. This multi-functional query engine replaces the need for multiple specialized interfaces, allowing users to search different metadata types without modifying the query engine or using separate storage systems.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If multiple interfaces are added to the query engine to access different metadata storage systems, then access to various metadata types is enabled, but the ease of operation decreases

Engineering Contradiction:
Improvemetadata access capabilityVSAvoidquery engine usability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The query engine is designed with universal functionality to access and search all types of metadata (structured, semi-structured, and unstructured) through a single unified interface. This multi-functional query engine replaces the need for multiple specialized interfaces, allowing users to search different metadata types without modifying the query engine or using separate storage systems.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If metadata is stored in unified format across different types, then search and management become simpler, but the ability to handle specific metadata characteristics is reduced

Engineering Contradiction:
Improvemetadata management convenienceVSAvoidmetadata type specificity
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The unified storage system implements local quality by allowing different storage formats for different metadata types within the same system. Structured metadata can be stored in tabular formats, semi-structured metadata in hierarchical or semi-structured formats, and unstructured metadata in document or binary formats. The query engine automatically adapts to the specific format of each metadata type while providing unified access, thus maintaining both simplicity and specificity.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11200201B2Metadata storage method, device and server
Publication Date: 2021.12.14 BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD
  • US11200201B2 patent drawing
  • US11200201B2 patent drawing
  • US11200201B2 patent drawing

AI summary

A metadata storage method, device, and a server are disclosed. The method includes: obtaining a metadata to be processed from the preset metadata storage system or from external of the preset metadata storage system; determining a type of metadata to be processed; processing the metadata to be processed to obtain a new metadata in a storage format corresponding to the type of metadata to be processed, wherein the storage formats correspond to different types of metadata to be processed and comprise at least one identical information kind for different types of metadata; and storing the new metadata in the preset metadata storage system. Thus a search for a metadata can be performed through a unified interface in a search engine, which is convenient to use.