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IWbemQuery interface

The IWbemQuery interface provides an entry point through which a WMI Query Language (WQL) query can be parsed. For more information about WQL, see WQL (SQL for WMI).

The following table lists the methods for IWbemQuery.

Members

The IWbemQuery interface inherits from the IUnknown interface. IWbemQuery also has these types of members:

Methods

Methods

The IWbemQuery interface has these methods.

Method	Description
Empty	Frees the memory that the parser is holding.
FreeMemory	Frees the memory that the parser returned to the caller in the previous call to GetAnalysis.
GetAnalysis	Gets the results of a successfully parsed query.
GetQueryInfo	Not implemented. Returns E_NOTIMPL if called.
Parse	Parses a query string.
SetLanguageFeatures	Not implemented. Returns E_NOTIMPL if called.
TestLanguageFeatures	Not implemented. Returns E_NOTIMPL if called.

Remarks

Windows 2000 and Windows NT: Requires the WMI SDK Update or the Microsoft .NET Framework SDK. For more information about obtaining this SDK, see Windows Management Instrumentation.

Windows NT: Requires the Microsoft .NET Framework SDK. For more information about obtaining this SDK, see Windows Management Instrumentation.

Examples

The following code example creates a parser object.

C++


IWbemQuery *pQuery = NULL;
HRESULT hr = NULL;
hr = CoCreateInstance(CLSID_WbemQuery,
                      0,
                      CLSCTX_INPROC_SERVER,
                      IID_IWbemQuery,
                      (LPVOID *)&pQuery);

Requirements

Minimum supported client	Windows XP [desktop apps only]
Minimum supported server	Windows Server 2003 [desktop apps only]
Redistributable	WMI Redistributable Components version 1.0 on Windows 2000.
Header	Wmiutils.h
Library	Wbemuuid.lib
DLL	Wmiutils.dll

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