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DataExtensionsExecuteScalarTConnection(TConnection, String, Object) Method
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Executes the SQL statement using IDbConnection, and returns the value in the first column
of the first row in the result set.
Namespace: GSF.DataAssembly: GSF.Core (in GSF.Core.dll) Version: 2.4.248-beta+a497a19de709fd99e2448886199a2c8824265ddf
Syntaxpublic static Object ExecuteScalar<TConnection>(
this TConnection connection,
string sql,
params Object[] parameters
)
where TConnection : IDbConnection
<ExtensionAttribute>
Public Shared Function ExecuteScalar(Of TConnection As IDbConnection) (
connection As TConnection,
sql As String,
ParamArray parameters As Object()
) As Object
public:
[ExtensionAttribute]
generic<typename TConnection>
where TConnection : IDbConnection
static Object^ ExecuteScalar(
TConnection connection,
String^ sql,
... array<Object^>^ parameters
)
[<ExtensionAttribute>]
static member ExecuteScalar :
connection : 'TConnection *
sql : string *
parameters : Object[] -> Object when 'TConnection : IDbConnection
JavaScript does not support generic types or methods.
View SourceParameters
- connection TConnection
- The IDbConnection to use for executing the SQL statement.
- sql String
- The SQL statement to be executed.
- parameters Object
- The parameter values to be used to fill in IDbDataParameter parameters identified by '@' prefix in sql expression.
Type Parameters
- TConnection
- Type of IDbConnection to use.
Return Value
ObjectValue in the first column of the first row in the result set.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type
TConnection. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).
See Also