If you experience this problem with versions 0. Exception in thread “main” java. Try setting it again as: Copyright by Javin Paul Although this means that a “good” driver could “fix” this behavior, fixing it would imply caching the whole server response, equaling a huge performance drop. Features such as generated keys retrieval, named stored procedure parameters, and save points are also implemented.

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Difference between start and run method in Thread If you can’t figure out why, ask your network administrator for help. Why do I get java. The root cause is that triggers also return update counts and jTDS can’t make the difference between these update counts and the “real” one neither could any other SQL Server client.

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So, for maximum compatibility, it is recommended that you use execute anytime you run queries returning more than one result even if the particular driver you are using allows you to do otherwise. Where does one place an instance name in the connect string? If that’s the case, replace jtds. This parameter is lastUpdateCount and you can find out more about it here.

Although queries returning multiple results are not very common, it is the reason why this behavior is customizable from the URL. When executing large batches on Sybase the client application may hang or the response time may vary considerably.


Grails User (Old Archive) – ClassNotFoundException for JTDS driver

The exception is thrown because it’s better to warn the user that the output parameters are not yet set instead of leaving the impression that all is ok and cause other, harder to detect problems. In both cases if you call Statement.

I request you all please solve this problem Sign up using Email and Password. Temporary stored procedures are created for each unique SQL statement and parameter combination faster.

As a general principle we try and keep synchronization to a minimum both for performance and deadlock reasons. What is Method References in Java 8? What is Abstraction in Java? When executing a stored procedure or any query, for that matter the response from the SQL Server is serialized in the same order it is executed in: What worked for me was to export the external jars with my app.

Why should you always keep fields Or even better, a benchmark I can run myself? Registrations have also started Link: Driver” class it must be present in classpath in order to successful connection to mysql database.

Although this means that a “good” driver could “fix” this behavior, fixing it would imply caching the whole server response, equaling a huge performance drop.

Actually we do have benchmark results from two different benchmarks, both developed by large commercial SQL Server JDBC driver vendors to demonstrate the performance of their own net.sourceforge.jtds.jdbc.drivdr. Driver i have set all class path correctly but still i getting this error on my web page please can you provide me exact snapshot of this class path so i can check it again.


As a sidenote, The Microsoft driver and probably the others, too “optimize” this behavior by skipping over the update count, which is wrong according to the JDBC spec. While doing this it times out, throwing the exception you see which means that jTDS was not able to get information about the running instances. If you set an environment variable in Windows my experience is that the change does not take effect on the command line before you start a new session.

ClassNotFoundException (JDBC and Relational Databases forum at Coderanch)

There may be a number of reasons why this could happen:. Tibco RV tips and commands Tibco Tutorial: But if the stored procedure returns at ggrails one ResultSet jTDS will only cache the update counts up to the first ResultSet and you will have to call getMoreResults to process all the results.

Stored procedures should be invoked using the special JDBC call escape syntax. February 3, at Check out the jTDS feature matrix for more details.