Distributed Transactions
Aug 3, 1998
Does SQL Server actually support distributed transactions over, say, two tables in different databases but that reside on the same server? When I try to execute such a transaction in which one part of the transaction violates referential integrity and hence should not be executed, causing the rest of the transaction to, supposedly, rollback, the transaction does not roll back but instead produces an error message and executes the second, valid half of the transaction anyway.
Any help or suggestions gratefully accepted.
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May 6, 2004
Hello,
does the .NET framework support distributed transactions somehow?
The SqlConnection/SqlTransaction classes doesn't seem to support them...
TIA. -julio
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May 24, 2001
Hi to everyone!
Any experience handling a Store Procedure that has distribution transactions?
Here is a story.
We have a store procedure #1 that inserts or updates data in two tables A and B on SQL Server 7.0 then it calls another store procedure #2 that:
1. updates C table in the same database on SQL Server from Oracle Server
2. deletes that record on Oracle Server
3. inserts a record on Oracle from table A
4. inserts the same record into table D on SQL Server from Oracle Server.
People who wrote store procedure #1 put Commit Tran before executing #2.
The questions are:
1. Is it correct that we don't have Commit Tran for #2?
2. What do you think about Nested Begin - Commit Tran?
Any help is highly appreciated.
Sima
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Mar 27, 2006
Hi There
I realize this is probably a basic question or at least i hope so but i cannot get distributed transactions working.
BOL is just driving me in circles.
I am running SS2000, MSDTC is up and running on the server.
I have added a trigger to a table where on insert or update the triggers fires and inserts a row to a remote server.
When i execute the update or insert i get the error:
Cannot start a distributed transaction.
I have tried stating BEGIN DISTRIBUTED TRANSACTION before the update but i get the same error, i have also read up on SET REMOTE_PROC_TRANSACTIONS, but this is not a remote sp.
Can anyone please reccomend a good link as to how to get distributed transactions to work.
Thanx
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Dec 12, 2001
I am using SQL server 7.0 and i have created oracle8i linked server(Using MSDAORA as provider) in it.
When i run distributed queries between SQl server and Oracle server it works fine.But when i try to run distributed transaction between two servers ( BEGIN DISTRIBUTED TRANSACTION..)it reports an error saying Distributed transactions are not supported by MSDAORA.
My question is; is it possible to run distributed transaction between SQL server and oracle server (where oracle server is a linked server in my SQL server)?
Actually i want to run this transaction in DTS package which updates and transfers data amongst various servers.
Thanx
Regards,
Rahul
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Nov 10, 2004
We just upgraded from SQL 7 to 2000 and for some reason I am unable to perform distributed transactions. I keep getting the following error:
OLE DB error trace [OLE/DB Provider 'MSDASQL' ITransaction Join:: JoinTransaction returned 0x8004d00a]. Operation could not be performed because the OLE DB provider 'MSDASQL' was unable to begin a distributed transaction
I tried a few of the fixes recommended on the microsoft website but they did not solve the problem. We are still using the same O/S (Windows 2000 Pro), so the only thing that has changed is the server.
Any help would be appreciated.
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Nov 5, 2001
I am attempting to update an oracle table from a insert trigger on my SQL table. When using a trigger to run a sql command against the ole db oracle client (linked server) a distributed transaction is initiated and i get a message stating. "The operation could not be performed because the OLE DB provider 'MSDAORA' was unable to begin a distributed transaction."
I can update the oracle table through a query however just not throught a distributed transaction.
However according to all the documentation i can find it states that I should be able to perform this.
Can anyone shed any insight?
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Jan 22, 2008
Hello,
I've been redirected here from the Transaction Programming forum becuase I have e peculiar issue with SQL 2005 running INSERT stored procs from multiple WCF services all withing a TransactionScope.
The original post is http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=2720665&SiteID=1&mode=1
The story goes, I have SRVC A with starts a TransactionScope which in turn calls SRVC B & C in sequence based on processing rules.
SRVC A is a Sequential Workflow which Starts and Completes the TransactionScope
SRVC B Creates a new Customer into the database
SRVC C Creates new Accounts for that Customer and Initialises the accounts with funds
The DB Tables underneath are Customer, Account and AccountLog
DDL
Code Block
CREATE TABLE [Member].[Customers](
[CustomerId] [int] IDENTITY(1,1) NOT NULL,
[Name] [varchar](32) NOT NULL,
[CreatedUtc] [datetime] NOT NULL ,
CONSTRAINT [PK_Customer] PRIMARY KEY CLUSTERED
(
[CustomerId] ASC
)
CREATE TABLE [Bank].[Accounts](
[AccountId] [int] IDENTITY(1,1) NOT NULL,
[CustomerId] [int] NOT NULL,
[CurrentBalance] [money] NOT NULL,
[LastUpdateDate] [datetime] NULL,
[CreatedDate] [datetime] NOT NULL,
[timestamp] [timestamp] NOT NULL,
CONSTRAINT [PK_Bank_Account] PRIMARY KEY CLUSTERED
(
[AccountId] ASC
)
) ON [PRIMARY]
GO
ALTER TABLE [Bank].[Accounts] WITH CHECK ADD CONSTRAINT [FK_Account_Customer] FOREIGN KEY([CustomerId])
REFERENCES [Member].[Customers] ([CustomerId])
CREATE TABLE [Bank].[AccountLog](
[AccountLogId] [int] IDENTITY(1,1) NOT NULL,
[AccountId] [int] NOT NULL,
[Amount] [money] NOT NULL,
[UtcDate] [datetime] NOT NULL,
CONSTRAINT [PK_Bank_AccountLog] PRIMARY KEY CLUSTERED
(
[AccountLogId] ASC
)
) ON [PRIMARY]
GO
ALTER TABLE [Bank].[AccountLog] WITH CHECK ADD CONSTRAINT [FK_AccountLog_Account] FOREIGN KEY([AccountId])
REFERENCES [Bank].[Accounts] ([AccountId])
NB. I've removed most fields not essential for this example.
So from SRVC A I invoke SRVC B and the Customer is created, however when I get to SRVC C and the accounts are to be created I get a lock. Only when the Transaction aborts due to timeout, do I see in SQL Profiler that the call to the SP that created the Account is executed but eventually rolls back as it is part of the distributed transaction.
Now, If I set the Isolation level in the TransactionScope to ReadUncommitted (urgh) the problem remains. When I set the IsolationLevel to Read Uncommitted in the SP that creates the account the problem remains but when I remove the FK constraint the problem disappers. The other curious thing is that with the Customer -> Account FK removed and when SRVC C calls to insert funds into the AccountLog which also updates an aggregated total in the Account from within the same transaction scope and with Account -> AccountLog FK constraints in place there is no locking even with Isolation Serializable.
I'm quite at a loss as to what could be causing these issues. If anyone has any suggestions I would greatly appreciate any help.
Thanks
Andy
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Oct 18, 2006
Hi there,
I have two SQL servers, SERVERA and SERVERB. They are on two different VLAN's within our corporate network. They are physically only about 5 feet apart. SERVERA is SQL2005 while SERVERB is SQL2000. I am running a distruted transaction as a result of an insert on SERVERA which then causes a Stored procedure stored on SERVERA to insert a record on a table on SERVERB. I know my syntax is correct, 'cause I can get the Process to work between two servers (one SQL2000 and the other SQL2005) on the same VLAN. But when I run it in the problem environment, I get the following error message:
SQL Execution Error
Executed SQL Statement: INSERT INTO Tablea(recordid, recordtext) values(3, 'Testagain')
Error source: .Net SQLClient Data Provider
Error Message: The operation could not be performed because OLE DB provider "SQLNCL1" for linked server "SERVERB" was unable to being a distributed transaction.
I have checked to make sure that MSDTC is running and it is on both servers.
Any help would be greatly appreciated. Thanks! - Eric-
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Oct 17, 2006
Hi there,
We have two servers, one (we'll call 'SERVERA') has SQL2005 running on it. The second (we'll call 'YELLOWSTEONE') is running both SQL2000 and SQL2005 on it. The SQL instances on YELLOWSTONE are 'YELLOWSTONESQL2000' and 'YELLOWSTONESQL2005'. As a linked server, I have an entry for YELLOWSTONE which then links to the SQL Server of YELLOWSTONESQL2000 on the server network name of YELLOWSTONE. By them selves they seem to run fine. However, if I have trigger that Runs on SERVERA to do a distributed transaction on 'YELLOWSTONESQL2000', I get the following error:
OLE DB provider "SQLNCLI" for linked server "YELLOWSTONE" returned message "Login timeout expired".
OLE DB provider "SQLNCLI" for linked server "YELLOWSTONE" returned message "An error has occurred while establishing a connection to the server. When connecting to SQL Server 2005, this failure may be caused by the fact that under the default settings SQL Server does not allow remote connections.".
Msg 2, Level 16, State 1, Line 0
Named Pipes Provider: Could not open a connection to SQL Server [2].
If You can provide me any assistance, I would greatly appreciate it. Thanks! - Eric -
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Nov 14, 2007
Hi, I am working on vs2005 with sql server 2000. I have used TransactionScope class. Example Reference: http://www.c-sharpcorner.com/UploadFile/mosessaur/TransactionScope04142006103850AM/TransactionScope.aspx The code is given below. using System.Transactions; protected void Page_Load(object sender, EventArgs e) { System.Transactions.TransactionOptions transOption = new System.Transactions.TransactionOptions(); transOption.IsolationLevel = System.Transactions.IsolationLevel.ReadCommitted; transOption.Timeout = new TimeSpan(0, 2, 0); using (System.Transactions.TransactionScope tranScope = new System.Transactions.TransactionScope(TransactionScopeOption.Required,transOption)) { using (SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["nwConnString"].ConnectionString)) { int i; con.Open(); SqlCommand cmd = new SqlCommand("update products set unitsinstock=100 where productid=1", con); i = cmd.ExecuteNonQuery(); if (i > 0) { using (SqlConnection conInner = new SqlConnection(ConfigurationManager.ConnectionStrings["pubsConnString"].ConnectionString)) { conInner.Open(); SqlCommand cmdInner = new SqlCommand("update Salary set sal=5000 where eno=1", conInner); i = cmdInner.ExecuteNonQuery(); if (i > 0) { tranScope.Complete(); // this statement commits the executed query. } } } } // Dispose TransactionScope object, to commit or rollback transaction. } } It gives error like
"The partner transaction manager has disabled its support for remote/network transactions. (Exception from HRESULT: 0x8004D025)" The database I have used is northwind database and pubs database which is by default in sql server 2000. So, Kindly let me know how to proceed further. Thanks in advance,Arun.
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Mar 5, 2015
I vaguely remember reading somewhere that all distributed transactions are executed at Serializable Isolation Level "under the covers."
1. Is this true?
2. What does "under the covers" mean in this case; i.e. will I not see the isolation level represented accurately in requests?
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Jul 23, 2005
Hi,I'm having a problem running a distributed transaction between twolinked servers that both have multiple instances of SQL Serverinstalled on them. This is the error message that I receive:"The operation could not be performed because the OLE DB provider'SQLOLEDB' was unable to begin a distributed transaction.[OLE/DB provider returned message: New transaction cannot enlist in thespecified transaction coordinator. ]OLE DB error trace [OLE/DB Provider 'SQLOLEDB'ITransactionJoin::JoinTransaction returned 0x8004d00a]."The query follows the format:"BEGIN DISTRIBUTED TRANUPDATE [LINKEDSERVER1INSTANCE_NAME].DB.OWNER.TABLENAMESET fieldname = alias2.fieldnameFROM tablename alias2JOIN [LINKEDSERVER1INSTANCE_NAME].DB.OWNER.TABLENAME alias1on alias2.urn=alias1,urn"[color=blue]>From what I can gather from various sources the SQL Server must be[/color]named the same as the computer which it is installed on. However, if Ihave two instances of SQL Server, they cannot both be named the same asthe computer. Does anyone know of a way around this or whether I'mbarking up the wrong tree completely?Many thanks.
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Jul 20, 2005
Hi,I am seeking the help of volunteers to test some software that I'vedeveloped which facilitates distributed two-phase commit transactions,encompassing any resource manager (e.g. SQL/Server or Oracle) controlled byMicrosoft's Distributed Transaction Coordinator in a Windows2000environment, with any resource manager under the control of DECdtm (e.g. Rdb(or Oracle via the XA Veneer)) in a VMS environment.[Yes, at some stage, I hope to sell this software and make money out of it,so unless you have a large philanthropic streak or are simply a techie wholikes to stay on top of Windows<->VMS connectivity issues, then you may wishto look away now. But if you do choose to participate, then rest assuredthat I have no interest in your personal or company details. (Just yourwork-rate :-)]What differentiates my Transaction Manager software from existingTransaction Monitor packages that are already in the marketplace (and whyyou should be interested) is that it is based on the Transaction InternetProtocol TIP standard. (RFC 2372) For those of you who don't know, thebeauty of TIP's "Two-Pipe" strategy is it's application-pipe (or middleware)neutrality. Whereas most XA implementations mandate homogenous TransactionMonitor deployments (such as Tuxedo everywhere, Encina everywhere, MQSerieseverywhere, ACMSxp everywhere and so on . . .), hotTIP from TIER3 Softwaregives you complete freedom to choose the middleware product(s) that bestsuite your particular application and heterogeneous network needs.Would you like to talk to VMS with TIER3 Sockets, COM or DCE/RPC? BEAMessageQ, IBM MQSeries or HTML? The choice is yours and yours alone. Butonce you realize that you need to encase your critical transactions withinthe ACID properties of a true Heterogeneous Two-Phase Commit then you willcome to the conclusion that you need a Transaction Manager that looks a lotlike this.Another drawback of traditional "One-Pipe" strategies is that they precludethe run-time determination of transaction participants. (Functionalitywhich may be advantageous in a wide-area or Internet based application.)Anyway, this is what I have: -On the Windows side, you need absolutely *NO* additional software! I'llreply to this note with a brief description of the COM+ and DTC functionsthat you would need to invoke in order to successfully push a MTS/DTCtransaction to VMS. NB: These are standard Windows APIs that are fullydocumented on MSDN.On the VMS side, I have a VMSINSTAL saveset that (all zipped up) is some150KB that I'm happy to e-mail to you along similar lines to the VMShobbyists (non-commercial use) license. I'll reply to this note with anInternet Daemon (INETd) example of code that uses my software to cedetransactional control, over an SQL insert into a Rdb database, to MTS/DTC.It's under 500 lines long and contains all of the DCL, 3GL, SQL required toproduce a working example of a TIP-2PC capable TCP/IP auxiliary server. Thisexample will insert a row into the MF_PERSONNEL.Employees table on the VMSside in co-operation with Windows2000 MTS/DTC client that is inserting a rowinto the NORTHWIND.Employee table. Commit them all or roll them all back.So, in summary, If you'd like to volunteer to put hotTIP through it's pacesthen simply reply to this mail.Regards Richard MaherPS. The following are a few functionality restrictions with the currentversion of my software that may effect your decision to participate: -1) Transaction has to be started/mastered/coordinated by W2K MTS/DTC2) Transactions cannot be PULLed from VMS and must be PUSHed from W2K3) No cluster-wide recovery.(If a txn falls over after being prepared then you have to wait for thatspecific node to become contactable again even though that lovely RDMrecovery job is sitting on another node protecting the database until myhotTIP TM tells it to commit or abort.)4) There is currently no Alpha or Itanium version available. The Alpha portis currently in progress but, for the time being, you'll either need a VAXor a VAX emulator on your PC.
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Feb 12, 2009
We get the below error while performing a distributed transaction on linked server. We have several linked servers configured in the source server and all of them succeed with the distributed transaction except on one.
We did all the basic troubleshooting and moreover the distributed transactions work fine if we use a remote server instead.
Error:
OLE DB provider "SQLNCLI10" for linked server "SERVERNAME.REDMOND.CORP.MICROSOFT.COM" returned message "No transaction is active.".
Msg 7391, Level 16, State 2, Line 3
The operation could not be performed because OLE DB provider "SQLNCLI10" for linked server "SERVERNAME.REDMOND.CORP.MICROSOFT.COM" was unable to begin a distributed transaction.
Test code:
begin distributed transaction
select top 10 * from [SERVERNAME.REDMOND.CORP.MICROSOFT.COM].master.sys.objects
ROLLBACK
Source server :
Microsoft SQL Server 2008 (RTM) - 10.0.1779.0 (X64)
Nov 12 2008 12:10:04
Copyright (c) 1988-2008 Microsoft Corporation
Enterprise Edition (64-bit) on Windows NT 6.0 <X64> (Build 6001: Service Pack 1) (VM)
Target server :
Microsoft SQL Server 2008 (RTM) - 10.0.1600.22 (Intel X86)
Jul 9 2008 14:43:34
Copyright (c) 1988-2008 Microsoft Corporation
Enterprise Edition on Windows NT 5.2 <X86> (Build 3790: Service Pack 2)
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Jun 4, 2007
Is it possible to use DTC (or cross database queries) with mirroring on SQL 2005 Service Pack 2?
Thnx,
GoranP
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May 14, 2015
It is my understanding that when having LinkedServers, the option "enable promotion of Distributed Transactions for RPC" should be set to TRUE, so we can rollback , if needed, remote transactions. At least, that's my understanding of that setting.
Having said that, the TRUE setting is affecting this particular TSQL code, inside an sproc, which I would prefer not to alter:
Insert into #TempTable
EXEC ServerB.MyDatabase.MyStoreProcedure
@param1= '',
@param2= ''
When set is set to TRUE (current setting) I get this error:
OLE DB provider "SQLNCLI11" for linked server "ServerB" returned message "The partner transaction manager has disabled its support for remote/network transactions.".
Msg 7391, Level 16, State 2, Line 28
The operation could not be performed because OLE DB provider "SQLNCLI11" for linked server "ServerB" was unable to begin a distributed transaction.
... when set to off, the error goes away.
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Aug 14, 2007
Hi,
I am using distributed transactions where in I start a TransactionScope in BLL and receive data from service broker queue in DAL, perform various actions in BLL and DAL and if everything is ok call TransactionScope.Commit().
I have a problem where in if i run multiple instances of the same app ( each app creates one thread ), the threads pop out the same message and I get a deadlock upon commit.
My dequeue SP is as follows:
CREATE PROC [dbo].[queue_dequeue]
@entryId int OUTPUT
AS
BEGIN
DECLARE @conversationHandle UNIQUEIDENTIFIER;
DECLARE @messageTypeName SYSNAME;
DECLARE @conversationGroupId UNIQUEIDENTIFIER;
GET CONVERSATION GROUP @conversationGroupId FROM ProcessingQueue;
if (@conversationGroupId is not null)
BEGIN
RECEIVE TOP(1) @entryId = CONVERT(INT, [message_body]), @conversationHandle = [conversation_handle], @messageTypeName = [message_type_name] FROM ProcessingQueue WHERE conversation_group_id=@conversationGroupId
END
if @messageTypeName in
(
'http://schemas.microsoft.com/SQL/ServiceBroker/EndDialog',
'http://schemas.microsoft.com/SQL/ServiceBroker/Error'
)
begin
end conversation @conversationHandle;
end
END
Can anyone explain to me why the threads are able to pop the same message ? I thought service broker made sure this cannot happen?
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May 22, 2005
Hi there,
I have decided to move all my transaction handling from asp.net to stored procedures in a SQL Server 2000 database. I know the database is capable of rolling back the transactions just like myTransaction.Rollback() in asp.net. But what about exceptions? In asp.net, I am used to doing the following:
<code>Try 'execute commands myTransaction.Commit()Catch ex As Exception Response.Write(ex.Message) myTransaction.Rollback()End Try</code>Will the database inform me of any exceptions (and their messages)? Do I need to put anything explicit in my stored procedure other than rollback transaction?
Any help is greatly appreciated
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Feb 29, 2008
We have a test db, a staging db and a live db. I have a stored procedure that runs fine on test and staging, but throws the following error on live.
The Microsoft Distributed Transaction Coordinator (MS DTC) has cancelled the distributed transaction.
The stored procedure uses linked servers and a transaction.
We're using the following transaction code in the stored procedure
BEGIN
BEGIN TRANSACTION
BEGIN TRY
---
procedure stuff here
---
COMMIT TRANSACTION
END TRY
BEGIN CATCH
DECLARE @ErrorSeverity INT, @ErrorNumber INT, @ErrorMessage NVARCHAR(4000), @ErrorState INT
SET @ErrorSeverity = ERROR_SEVERITY()
SET @ErrorNumber = ERROR_NUMBER()
SET @ErrorMessage = ERROR_MESSAGE()
SET @ErrorState = ERROR_STATE()
IF @ErrorState = 0
SET @ErrorState = 1
RAISERROR ('ERROR OCCURED:%d', @ErrorSeverity, @ErrorState, @ErrorNumber)
IF XACT_STATE() < 0
ROLLBACK TRANSACTION
END CATCH
END
I found the following link which seems to be the problem we're experiencinghttp://support.microsoft.com/kb/937517
The link includes a workaround which is the following:
"To prevent the SQLNCLI provider from sending an attention signal to the server, use the SQLNCLI provider to consume fully any rowsets that the OLE DB consumer creates. "
How do I use the SQLNCLI provider to fully consume any rowsets?
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Mar 28, 2001
Hi Folks,
Is there anyway of running a Store Procedure in Database A that's going against database B? I have a store procedure that does a select on table A in database A and a select on table B in database B.
The problem is that the user have exec rights to the store procedure, which is an object in database A. The store procedure won't run because of permission rights to table B in database B.
Is there anyway of queryiny table B without giving the user select rights to that table? Anyone out there had the same problem?
thank you
Joe R.
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Oct 3, 2001
I have a ODBC data source setup for the AS400DB2 which is AS400JDE
The linked server has been created and all the tables are visible within enterprise manager.
If I had a table F0101, datasource = AS400JDE and linked server of AS400
How would I query it.
I gave tried AS400.AS400JDE.DBO.F0101, but i get the following error message.
OLE DB provider 'MSDASQL' does not contain table '"as400jde"."dbo"."f0101"'.
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Jan 20, 2000
i added a linked sql 7 production server to my sql 7 development server so i could perform some data comparisons between the two
servers. after i linked in the server, i was able to see all the icons for the various tables in the production server. i went to query
analyzer and executed the following openquery:
select * from openquery(itdev_s08, 'select * from dbo.tablename')
it returned all the rows in the table. however, i want to comapre several different values so i needed a better way to query.
i then decided to try the distrbuted query below:
select * from linkedserver.dbname.dbo.tablename
however instead of a result set i got the error message below:
Server: Msg 7314, Level 16, State 1, Line 1
OLE DB provider 'SQLOLEDB' does not contain table '"dbname"."dbo"."tablename"'.
i went to BOL and it told me the only reason i would get this error is if the object did not exist or if i did not have permission
to use it. however, i know the object exists and i have the appropriate permission becuase i can obtain a result set from the
first query in the same query analyzer window. is my syntax incorrect? what am i doing wrong?
thanks!
tammy moisan
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Feb 4, 2004
Hi,
I am trying to execute a proc on Linked Server. Now as the Linked server name starts with 2, all of the following fails...
Any help to make it work highly appreciated...
exec [2Kxyz.SQLJobMon.dbo.usp_SQLAlertSMTPEmail]
exec 2Kxyz.SQLJobMon.dbo.usp_SQLAlertSMTPEmail
exec "2Kxyz.SQLJobMon.dbo.usp_SQLAlertSMTPEmail"
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Mar 25, 2002
Hi Guys.
Many posted this message and no one anwered. i am facing the same problem now.
Got the error message
Server: Msg 7391, Level 16, State 1, Line 1
The operation could not be performed because the OLE DB provider 'SQLOLEDB' was unable to begin a distributed transaction.
[OLE/DB provider returned message: New transaction cannot enlist in the specified transaction coordinator. ]
My MSDTC is on. I had setup linked server using OLEDB.
Microsoft did'nt give enough info or solution for this. ANybody faced this prob and solved it?
Any suggestions , comments, solutions?
-MAK
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Apr 17, 2001
I have a procedure where it runs a procedure on another server and returns the results to the calling procedure and dumps it into a temp table..
I get the following message:
-----
Server: Msg 7391, Level 16, State 1, Procedure proc1, Line 60
The operation could not be performed because the OLE DB provider 'SQLOLEDB' does not support distributed transactions.
[OLE/DB provider returned message: Distributed transaction error]
----
But both the servers are running the distributed transaction corordinator
example:
create procedure dbo.proc1
@param1 int
as
create table #temp
(col1 int
col2 varchar(255)
)
insert into #temp
EXEC server.database.dbo.proc2 @param1 = @param1
go
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Sep 28, 2004
Hi all,
I am trying to merge data of 2 tables on different servers with an insert statement.
INSERT INTO SERVER1.db.owner.table
select s2.* from SERVER2.db.owner.table as s2
LEFT JOIN SERVER1.db.owner.table as s1
ON s1.key=s2.key
where s1.key is null
I got this error.
The operation could not be performed because the OLE DB provider 'SQLOLEDB' was unable to begin a distributed transaction.
[OLE/DB provider returned message: New transaction cannot enlist in the specified transaction coordinator. ]
OLE DB error trace [OLE/DB Provider 'SQLOLEDB' ITransactionJoin::JoinTransaction returned 0x8004d00a].
while the select query is giving the result.
I have done simmilar inserts on some other tables which worked fine
I have created sp_addlinkedserver.
and DTC set on both servers.
any help will be greatly appreciated
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Dec 27, 2004
Hi All,
I am trying to use distributed transaction (using linked Server).
But getting the folloing error..
Some one please help...
following is the error...
The operation could not be performed because the OLE DB provider 'MSDASQL' was unable to begin a distributed transaction.
[OLE/DB provider returned message: [Microsoft][ODBC SQL Server Driver][SQL Server]Transaction context in use by another session.]
OLE DB error trace [OLE/DB Provider 'MSDASQL' ITransactionJoin::JoinTransaction returned 0x8004d00a].
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Oct 19, 2006
Hey,
I have a Sql 2000 w/ SP4 on Server 2003 running an sp that inserts and updates to a 2005 64 bit DB w SP 1 on Server 2003. The SP has worked forever. No code or server changes. Now all of the sudden I randomly get this error. It will work, then fail 2Xs, then work, then fail. Very bazaar.
Any help is appreciated! I have done the MSDTS, ran catalog sps, forced TCP/IP. I'm lost.
If I run the sp on the 64bit box it works fine, but on the 32bit box now, I get the frequent error below.
[OLE/DB provider returned message: Unspecified error]
Msg 8525, Level 16, State 1, Procedure sp_xxx_xxx_xxx, Line 1496
Distributed transaction completed. Either enlist this session in a new transaction or the NULL transaction.
The line number in the error will change as well and is not always consistent.
Thank you!!!!
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Jun 27, 2007
Hi everybody.
I have a question about the database performance.
Suppose we have 15 tables distributed to 3 databases. So if we want to to load some related data from diffrent tables of diffrent databases, we have to make more connections to the other databases, and it takes some time to establish the connection. but if we use 1 database with 15 tables, then we wont have this problem and we wont make more connections. but using 1 database, will grow the size of database file (*.mdf) and sure this couses to take more time of file operation like record-seek-time, record-insertion-time and etc.
which of these solutions have better performance? Distributed databases or single one?
Thanks
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Jul 11, 2006
Hi again,
I do not know when to use Distributed Transaction.
Would you please give an example about its usage or give a tutorials about this ?
Thanks
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Mar 8, 2007
I work in the data warehouse team of my organization. We are currently rearchitecting our server environment. One of the ideas on the table is to devote a separate server for ETL processing. The databases would reside on several other servers. The ETL server would run the SSIS packages. I'm questioning if this would be a good idea.
The database servers would continue to carry the load of the query processing for the ETL. But with the ETL process on a separate server, the resultsets would need to go over the network for the SSIS package to then work on them. Plus, they would then have to go back over the wire to the destination server.
Are there advantages to this setup? Does this setup have better scalability? Or, would it be better to run the ETL from either the source or destination database server?
Thanks for your consideration.
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Mar 7, 2007
How to make a SQL Server database distributed?
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