DataSource.ExecuteScalar(T) Method (String, T)

System.Data.Generic

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DataSourceExecuteScalarT Method (String, T)
Executes the query, and returns the first column of the first row in the result set returned by the query.

Namespace: System.Data.Generic
Assembly: System.Data.Generic (in System.Data.Generic.dll) Version: 1.9.5473.30542 (1.9.5473.2392)
Syntax
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public T ExecuteScalar<T>(
	string SQL,
	T defaultValue
)

Public Function ExecuteScalar(Of T) ( 
	SQL As String,
	defaultValue As T
) As T
public:
generic<typename T>
T ExecuteScalar(
	String^ SQL, 
	T defaultValue
)
member ExecuteScalar : 
        SQL : string * 
        defaultValue : 'T -> 'T

Parameters

SQL
Type: SystemString
Transact-SQL statement to execute against the connection.
defaultValue
Type: T
Default value to return in case of no return.

Type Parameters

T
Type to return.

Return Value

Type: T
The first column of the first row in the result set, or a null reference (Nothing in Visual Basic) if the result set is empty. Returns a maximum of 2033 characters.
Remarks
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