ISearchQueryHelper::put_QuerySelectColumns method (searchapi.h)

Article
10/13/2021

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