# RuleCondition
<a name="API_RuleCondition"></a>

An object that defines the `ruleCondition` and the `ruleName` to use in a matching workflow.

## Contents
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 ** condition **   <a name="API-Type-RuleCondition-condition"></a>
A statement that specifies the conditions for a matching rule.  
If your data is accurate, use an Exact matching function: `Exact` or `ExactManyToMany`.   
If your data has variations in spelling or pronunciation, use a Fuzzy matching function: `Cosine`, `Levenshtein`, or `Soundex`.   
Use operators if you want to combine (`AND`), separate (`OR`), or group matching functions `(...)`.  
For example: `(Cosine(a, 10) AND Exact(b, true)) OR ExactManyToMany(c, d)`   
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 2048.  
Required: Yes

 ** ruleName **   <a name="API-Type-RuleCondition-ruleName"></a>
A name for the matching rule.  
For example: `Rule1`   
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 255.  
Pattern: `[a-zA-Z_0-9- ]*`   
Required: Yes

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/entityresolution-2018-05-10/RuleCondition) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/entityresolution-2018-05-10/RuleCondition) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/entityresolution-2018-05-10/RuleCondition)