SQL_SUCCESS、SQL_ERROR或SQL_INVALID_HANDLE。 诊断 驱动程序管理器不会处理从此函数返回的诊断信息。 备注 SQLRateConnection生成 0 到 100 ((含)) 分数,指示现有连接与请求的匹配程度。 分数表示) 返回SQL_SUCCESS时的 ( 0hCandidateConnection不得重复用于hRequest。
To ensure that connections are always closed, open the connection inside of ausingblock, as shown in the following code fragment. Doing so ensures that the connection is automatically closed when the code exits the block. C#复制 using(SqlConnection connection =newSqlConnection(connectionString)) {...
Parameters: sql - a SQL statement that may contain one or more '?' parameter placeholders. Typically this statement is a JDBC function call escape string. Returns: a new CallableStatement object containing the pre-compiled SQL statement native...
SQLConnection() Creates a SQLConnection instance. SQLConnection addEventListener(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0.0, useWeakReference:Boolean = false):void [override] Registers an event listener object with an EventDispatcher object so that the listener r...
If your managed stored procedure or function code is executing in the SQL Server process, it's because someone connected to that server and executed a SQL statement to invoke it. You probably want the stored procedure or function to execute in the context of that connection, along with its ...
UseActiveDirectoryManagedIdentity(version 12.2+) orActiveDirectoryMSI(version 7.2+) to connect to SQL from inside an Azure Resource. For example, an Azure Virtual Machine, App Service or Function App using managed identity authentication. The two types of managed identities supported by the driver ...
To ensure that connections are always closed, open the connection inside of ausingblock, as shown in the following code fragment. Doing so ensures that the connection is automatically closed when the code exits the block. C# using(SqlConnection connection =newSqlConnection(connectionString)) { con...
The back-end representation of a GUID type was changed fromBINARY(16)toCHAR(36). This was done to allow developers to use the server functionUUID()to populate a GUID table -UUID()generates a 36-character string. Developers of older applications can add'Old Guids=true'to the connection str...
com.mysql.grt.Grt.callModuleFunction(Unknown Source) Subject Written By Posted Network error IOException: Connection Refused: connect in MS SQL Server 2008 Yassine ZYAD April 21, 2009 07:51AM Re: Network error IOException: Connection Refused: connect in MS SQL Server 2008 ...
The following keys were added to SQL Server 2019 in CU5. Laajenna taulukko KeyPossible valuesDescription PolyBaseOdbcSupportsRowCount true, FALSE Indicates whether or not the driver supports the SQLRowCount function being called on ODBC catalog functions. Default is false. For example: CONNECTION_...