ExecuteScalar Method (sqlFormat, args)

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Deployment Tools Foundation ExecuteScalar Method (sqlFormat, args)

Executes the specified SQL SELECT query and returns a single result.

Declaration Syntax

Visual Basic

Visual C++

public Object ExecuteScalar(
	string sqlFormat,
	params Object[] args
)

Public Function ExecuteScalar ( _
	sqlFormat As String, _
	ParamArray args As Object() _
) As Object

public:
Object^ ExecuteScalar(
	String^ sqlFormat, 
	... array<Object^>^ args
)

Parameters

Return Value

First field of the first result

Remarks

The sqlFormat parameter is formatted using Format(String, array<Object>[]()[]).

Exceptions

Exception	Condition
BadQuerySyntaxException	the SQL syntax is invalid
InstallerException	the View could not be executed or the query returned 0 results
InvalidHandleException	the Database handle is invalid

Assembly: Microsoft.Deployment.WindowsInstaller (Module: Microsoft.Deployment.WindowsInstaller) Version: 3.0.0.0 (3.5.1623.0)

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