ISearchQueryHelper::get_QuerySelectColumns Method

  • Article

Gets the columns (or properties) requested in the SELECT statement of the query.

Syntax

HRESULT get_QuerySelectColumns(      
    LPWSTR *pszSelectColumns
);

Parameters

  • pszSelectColumns
    [out, retval] Receives a pointer to a comma-delimited, null-terminated Unicode string that specifies the columns (or properties) to be returned from a query.

Return Value

Returns S_OK if successful, or an error value otherwise.

Remarks

Items are represented in the property store as a row. Each row contains a number of columns that represent properties for that row or object. Not all items will have a value for a particular property. Properties must be in the property store to be subject to a select operation.

The DSearch code sample, available on Code Gallery and the Windows 7 SDK, demonstrates how to create a class for a static console application to query Windows Search using the Microsoft.Search.Interop assembly for ISearchQueryHelper.

See Also

ISearchQueryHelper::put_QuerySelectColumns, System Properties