In This Section See Also Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) The SQL Server Native Client OLE DB provider implements local transaction support. The consumer can use distributed or coordinated transactions b...
SQL Server Transactions 计数器 说明 Free Space in tempdb (KB) tempdb中的可用空间量 (KB)。必须具有足够的可用空间以保存快照隔离级别版本存储区和在数据库引擎实例中创建的所有新临时对象。 Longest Transaction Running Time 比任何其他当前事务活动时间都长的事务启动后运行的时间长度(秒)。
Cumulative Update 3for SQL Server 2016 Service Pack 2 Note:This update also resolves an issue where an unresolved deadlock is seen when create schema command is executed by a user that does not have permissions to create a schema ...
Fixes errors 627 or 12324 occur when cross database transactions are promoted to distributed transactions in SQL Server Availability Group.
SQL Server operates in the following transaction modes:Autocommit transactions Each individual statement is a transaction.Explicit transactions Each transaction is explicitly started with the BEGIN TRANSACTION statement and explicitly ended with a COMMIT or ROLLBACK statement....
using (SqlConnection connection2 = new SqlConnection(connectString2)) try { // The transaction is promoted to a full distributed // transaction when connection2 is opened. connection2.Open(); // Execute the second command in the second database. returnValue = 0; SqlComma...
There are no autonomous transactions in SQL Server. You may see@@TRANCOUNTincrease beyond 1, but a rollback affects the whole thing. Outer proc: CREATEPROCEDUREdbo.sp1@tripBITASBEGINSETNOCOUNTON;BEGINTRANSACTION;PRINT@@TRANCOUNT;BEGINTRYEXECdbo.sp2@trip=@trip;ENDTRYBEGINCATCHPRINTERROR_MESSAGE();...
connection1.Open(); // Do work in the first connection. // Assumes conditional logic in place where the second // connection will only be opened as needed. using (SqlConnection connection2 = new SqlConnection(connectString2)) { // Open the second connection, which enlists the ...
详细了解 System.Transactions 与 SQL Server 的集成,这将以完全集成到 .NET Framework 中的方式公开事务。
Applies to: SQL Server The System.Transactions namespace provides a transaction framework that is fully integrated with ADO.NET and SQL Server common language runtime (CLR) integration. The System.Transactions.TransactionScope class makes a code block transactional by implicitly enlisting connections in ...