ISearchQueryHelper::put_QuerySelectColumns method (searchapi.h)
Sets the columns (or properties) requested in the select statement.
Syntax
HRESULT put_QuerySelectColumns(
[in] LPCWSTR pszSelectColumns
);
Parameters
[in] pszSelectColumns
Type: LPCWSTR
Pointer to a comma-delimited, null-terminated Unicode string that specifies one or more columns in the property store. Separate multiple column specifiers with commas: "System.Document.Author,System.Document.Title".
Return value
Type: HRESULT
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
No defined and fixed set of properties applies to all documents. For this reason, the SQL asterisk is not permitted in the <columns> setting. For a list of valis Shell system properties, refer to System Properties.
Checkout the DSearch code sample to see how to create a class for a static console application to query Windows Search using the Microsoft.Search.Interop assembly for ISearchQueryHelper.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows XP with SP2, Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2003 with SP1 [desktop apps only] |
| Target Platform | Windows |
| Header | searchapi.h |
| Redistributable | Windows Desktop Search (WDS) 3.0 |
See also
ISearchQueryHelper::get_QuerySelectColumns
Querying the Index Programmatically