Windows:wmi&wql

wmi:windows Management instrumentation, Windows Management Specifications .

Cim:common information Model, Generic Information Model .

wql:wmi Query Language ,Windows Management Specification Query Language words , is WMI the query language in .

Windows the self-brought WQL Test Tool : WBEMTest

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WQL The keywords :

SELECT: represents a property that needs to be queried , * represents all Properties .

From : The name of the class that needs to be queried .

WHERE: The conditional statement .

Having:

Like:

is:

and : joins a Boolean expression .

OR: joins a Boolean expression .

Not:

Null:

Associators

_class

Groupclause

Isa

Keysonly

Referencesof

Within

TRUE:

FALSE:

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from available classes: can be viewed through enum .

select* from Meta_class WHERE __class like "%win32%" # Find all Win32 the instance.

select* from Meta_class WHERE __class like "% CIM %" # query all CIM the instance.

Useful statements:

select* from Win32_LogicalDisk # view Logical Disk.

To view a file under a path:

select* from Cim_datafile WHERE drive= "C:" and Path= "\\path\\" and the FileName like "percent" # view all the files in a folder on C Drive.

The file name inside the percent is not suffixed.

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Windows:wmi&wql