Programmatic API for Automated Database Trace Replay

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Solution Overview

Problem

Current methods for analyzing and improving database performance are costly and labor-intensive, particularly when dealing with large volumes of trace data across multiple databases, as they require significant human intervention and manual handling of trace data for analysis and replay.

Innovation Solution

The development of a programmatic API that allows for automated retrieval and replay of database trace data, enabling custom processes to access, manipulate, and store trace data programmatically, with options for replay configuration and immediate result validation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If manual methods are used for retrieving and replaying database trace data, then analysis can be performed, but the process becomes labor-intensive and costly

Engineering Contradiction:
Improveautomation of trace data retrieval and replayVSAvoidcomplexity of trace data management system
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent introduces a trace data management system with standardized interfaces (APIs) that act as intermediaries between database servers and analysis tools. This mediator layer automates the retrieval, storage, and replay of trace data through programmatic access, eliminating manual intervention while maintaining system simplicity through standardized communication protocols

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces manual mechanical operations (physically copying trace files, manually configuring replay parameters) with automated electronic systems. The trace management system uses software-based mechanisms to automatically retrieve trace data from databases, store it in standardized formats, and replay it against different database versions, substituting human labor with programmable automation

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If automated programmatic API is implemented for trace data management, then labor and costs are reduced, but system complexity increases

Engineering Contradiction:
Improveefficiency of trace data analysisVSAvoidcomplexity of API integration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent creates a universal trace data management system that can retrieve, store, and replay trace data from multiple database servers and against multiple database versions through a single standardized API interface. This multi-functional system handles diverse trace data formats and replay scenarios uniformly, improving productivity without requiring separate tools for each operation

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

Solution Approach 2:

The patent manages complexity by allowing flexible parameter configuration for different replay scenarios (e.g., specifying target database version, trace data source, replay timing) while maintaining a consistent underlying API structure. This parameter-based approach enables automated high-productivity operations without hardcoding specific configurations, adapting to different analysis needs through configurable parameters rather than complex structural changes

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS7822741B2API for programmatic retrieval and replay of database trace
Publication Date: 2010.10.26 MICROSOFT TECHNOLOGY LICENSING LLC
  • US7822741B2 patent drawing
  • US7822741B2 patent drawing
  • US7822741B2 patent drawing

AI summary

Trace and replay objects can be designed to automatically perform operations concerning database trace data upon invocation by custom computer processes. Trace data can be saved to any of variety of locations. It can be manipulated for the purpose of storage or replay. Trace data can be played back against any database server using numerous replay configuration options. Replay notifications allow data to be changed just before it is submitted to a database for execution, and allow immediate examination of replay results and validation of playback correctness. Thus, trace and replay objects greatly simplify manageability of trace data. Custom processes can now completely automate security audit and health monitoring of traced database servers. Automatic verification of new server releases and security packs can also be performed. Custom processes can use the provided objects to flexibly access and manipulate the retrieval, storage, and replay of database trace data.