# Using the CONTAINS function with PartiQL for DynamoDB
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Returns `TRUE` if the attribute specified by the path is one of the following:
+ A String that contains a particular substring. 
+ A Set that contains a particular element within the set.

For more information, see the DynamoDB [contains](https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Expressions.OperatorsAndFunctions.html#Expressions.OperatorsAndFunctions.Functions) function. 

## Syntax
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```
contains( path, substring )
```

## Arguments
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*path*  
(Required) The attribute name or document path to use.

*substring*  
(Required) The attribute substring or set member to check for. For more information, see the DynamoDB [contains](https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Expressions.OperatorsAndFunctions.html#Expressions.OperatorsAndFunctions.Functions) function.

## Return type
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`bool`

## Examples
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```
SELECT * FROM "Orders" WHERE "OrderID"=1 AND contains("Address", 'Kirkland')
```