# GetTagValues

Returns all the possible values of the specified FieldName.

NOTE: The `GetTagValues` action returns all the stored values of the specified field, which might include values from documents that have been deleted.

## Example

    http://12.3.4.56:9000/action=GetTagValues&FieldName=Grape

This action requests all different values of the `Grape` field from IDOL Server. This action allows you, for example, to return all grape varieties stored in an IDOL Server wine database.

## Required Parameters

The following action parameters are required.

Parameter | Description
--- | ---
FieldName | The names of the fields whose values you want to return.

## Optional Parameters

This action accepts the following optional parameters.

Parameter | Description
--- | ---
CaseSensitive | Whether to match the Restriction fields case sensitively.
LanguageType | The language type of the FieldName.
MaxValues | The maximum number of top results to display.
Merge | Merges the values of multiple parametric fields.
OutputEncoding | The encoding to convert results to.
Restriction | One or more fields that restrict the parametric search.
Sort | The display order to use for results.
Start | Print results from this position onwards.
Synchronous | Whether to run the action synchronously or asynchronously.
TotalValues | Whether to display the total number of matches.

NOTE: If you want to use Restriction, you must set the ParametricMaxPairsPerDocument configuration parameter.

This action accepts the following standard ACI action parameters.

Parameter | Description
--- | ---
ActionID | A string to use to identify an ACI action.
EncryptResponse | Encrypt the output.
FileName | The file to write output to.
ForceTemplateRefresh | Forces the server to load the template from disk.
Output | Writes output to a file.
ResponseFormat | The format of the action output.
Template | The template to use for the action output.
TemplateParamCSVs | A list of variables to use for the specified template.

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