# Decision Tables Introduction

Welcome to the Decision Tables section, the most popular tool within [DecisionRules](https://decisionrules.io/). This section provides comprehensive guidance on how to effectively utilize this powerful feature for creating business tables. Here, you'll find detailed instructions on using the table designer, which is the dedicated area for designing tables. Additionally, this section covers the import and export options for rules, as well as how to manage this data seamlessly.

Furthermore, you’ll discover advanced functionalities, including the various functions available for evaluating cells within tables.

## What You Can Find in This Space

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[Table Designer](/doc/v1/decision-tables/decision-table-designer.md)
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[Input & Output JSON Model](/doc/v1/decision-tables/input-and-output.md)
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[Supported Data Types](/doc/v1/decision-tables/data-types.md)
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[Operators and Functions](/doc/v1/decision-tables/operators.md)
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[Functions](/doc/v1/decision-tables/operators/functions.md)
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[Export & Import of Decision Tables](/doc/v1/decision-tables/import-and-export-rule.md)
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[Table Operations](/doc/v1/decision-tables/table-operations.md)
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