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Searching Datasets
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If a dataset is not unidirectional, you can search against it using the Locate and Lookup methods. These methods enable you to search on any type of columns in any dataset. 

The following topics discuss Locate and Lookup in greater detail:

Note: Some TDataSet descendants introduce an additional family of methods for searching based on an index. For information about these additional methods, see Using Indexes to Search for Records.

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