Decision Table Validation Tool for 3NF Compliance

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Solution Overview

Problem

Manual validation of decision tables to ensure compliance with third normal form constraints is challenging due to hidden dependencies, leading to potential logical inconsistencies and inefficient memory usage in computer programs.

Innovation Solution

A decision table validation tool that automatically analyzes decision tables to identify dependencies between columns, generates notifications for violations, and refactors the tables into separate decision tables that comply with third normal form constraints, reducing errors and improving memory efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If decision tables are manually validated to ensure compliance with third normal form constraints, then potential logical inconsistencies can be detected, but the process is time-consuming and error-prone due to hidden dependencies

Engineering Contradiction:
Improvedetection accuracy of logical inconsistenciesVSAvoidvalidation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs automated self-validation of decision tables by computing normal form constraints and detecting violations without human intervention. The processor automatically analyzes the decision table structure, identifies hidden dependencies, and generates validation results, enabling the system to validate itself rather than relying on manual expert review.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The manual mechanical process of expert validation is replaced with an automated computational system. The processor executes algorithms that compute normal form constraints, compare actual decision table structures against these constraints, and detect violations automatically, substituting human cognitive processes with machine-based automated analysis.

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

2Productivity

If decision tables are not properly validated, then development time is reduced, but logical inconsistencies and redundant data persist leading to inefficient memory usage

Engineering Contradiction:
Improvedecision table development speedVSAvoidmemory efficiency
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The system performs validation actions before the decision tables are deployed or used in production systems. By computing normal form constraints and detecting violations in advance, the system prevents logical inconsistencies and redundancy from persisting, thereby avoiding future memory inefficiencies without slowing down the overall development process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback about normal form constraint violations to developers or system operators. This feedback mechanism identifies specific issues such as hidden dependencies and redundancy, enabling corrective actions to be taken that improve memory efficiency while maintaining rapid development cycles.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If automated validation tools are implemented to detect normal form violations, then validation accuracy improves, but system complexity increases

Engineering Contradiction:
Improveconstraint violation detection accuracyVSAvoidvalidation system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The automated validation system is segmented into distinct functional components: a constraint computation module that generates normal form rules, a validation module that compares decision tables against these rules, and a reporting module that identifies violations. This segmentation allows each component to perform its specific function with high precision while keeping the overall system manageable and understandable.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12254417B2Automatically validating decision tables
Publication Date: 2025.03.18 RED HAT LLC
  • US12254417B2 patent drawing
  • US12254417B2 patent drawing
  • US12254417B2 patent drawing

AI summary

Decision tables can be automatically validated on a computer according to some examples. In one example, a system can determine a first set of values associated with a first column of a decision table and a second set of values associated with a second column of the decision table. The system can then determine that each respective value in the first set of values has a one-to-one relationship with a corresponding value in the second set of values. Based on determining that each respective value in the first set of values has the one-to-one relationship, the system determines that the first column and second column violate a third normal form (3NF) constraint. The system may then automatically rearrange the first and second columns into separate decision tables that comply with the 3NF constraint.