DataExtensionsExecuteScalar(DbCommand, Int32, String, Object) Method

Executes the SQL statement using DbCommand, and returns the value in the first column of the first row in the result set.

Definition

Namespace: Gemstone.Data.DataExtensions
Assembly: Gemstone.Data (in Gemstone.Data.dll) Version: 1.0.171 -- Release Build+09eddea1dde2c1898c071986897c26dec26592bc

C#View Source Request Example

public static Object? ExecuteScalar(
	this DbCommand command,
	int timeout,
	string sql,
	params Object?[] parameters
)

VBView Source Request Example

<ExtensionAttribute>
Public Shared Function ExecuteScalar ( 
	command As DbCommand,
	timeout As Integer,
	sql As String,
	ParamArray parameters As Object()
) As Object

C++View Source Request Example

public:
[ExtensionAttribute]
static Object^ ExecuteScalar(
	DbCommand^ command, 
	int timeout, 
	String^ sql, 
	... array<Object^>^ parameters
)

JavaScriptView Source Request Example

Gemstone.Data.DataExtensions.DataExtensions.ExecuteScalar = function(command, timeout, sql, ... parameters);

Parameters

command DbCommand: The DbCommand to use for executing the SQL statement.
timeout Int32: The time in seconds to wait for the SQL statement to execute.
sql String: The SQL statement to be executed.
parameters Object: The parameter values to be used to fill in DbParameter parameters identified by '@' prefix in sql expression.

Return Value

Object
Value 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 DbCommand. 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).

DataExtensionsExecuteScalar(DbCommand, Int32, String, Object) Method

Definition

Parameters

Return Value

Usage Note

See Also

Reference