Interface ScanApi
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description ItemCollection<ScanOutcome>
scan(ScanFilter... scanFilters)
Retrieves items by the specified list of scan filters.ItemCollection<ScanOutcome>
scan(ScanSpec params)
Scans table by specifying all the details.ItemCollection<ScanOutcome>
scan(String filterExpression, String projectionExpression, Map<String,String> nameMap, Map<String,Object> valueMap)
Scans table using a Filter Expression and a Projection Expression.ItemCollection<ScanOutcome>
scan(String filterExpression, Map<String,String> nameMap, Map<String,Object> valueMap)
Scans table using a Filter Expression.
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Method Detail
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scan
ItemCollection<ScanOutcome> scan(ScanFilter... scanFilters)
Retrieves items by the specified list of scan filters.
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scan
ItemCollection<ScanOutcome> scan(String filterExpression, Map<String,String> nameMap, Map<String,Object> valueMap)
Scans table using a Filter Expression.- Parameters:
filterExpression
- condition expression example: "(#a > :a) AND (#c > :c OR #e < :e)"nameMap
- actual values for the attribute-name place holders; can be null if there is no attribute-name placeholder.valueMap
- actual values for the value place holders can be null if there is no attribute-value placeholder.
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scan
ItemCollection<ScanOutcome> scan(String filterExpression, String projectionExpression, Map<String,String> nameMap, Map<String,Object> valueMap)
Scans table using a Filter Expression and a Projection Expression.- Parameters:
filterExpression
- condition expression example: "(#a > :a) AND (#c > :c OR #e < :e)"projectionExpression
- projection expression example: "a.b , c[0].e"nameMap
- actual values for the attribute-name place holders; can be null if there is no attribute-name placeholder.valueMap
- actual values for the value place holders can be null if there is no attribute-value placeholder.
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scan
ItemCollection<ScanOutcome> scan(ScanSpec params)
Scans table by specifying all the details.
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