This is working, but since adding this instrumentation i am seeing ora 0. If youve driven a car, used a credit card, called a company for service, opened an account, flown on a plane, submitted a claim, or performed countless other everyday tasks, chances are youve interacted with pega. Resolution as a localchange, upgrade the jdbc driver to. Are you by any chance returning cursors from stored procedures using the thin driver. Resolution as a localchange, upgrade the jdbc driver to the current version. Ive come across this problem in the past and while the obvious cause can be the client is not freeing resources, it is also caused by oracle servers internal caching hanging on to cursors. Oracles jdbc thin driver is a type 4 driver that uses java sockets to connect directly to oracle. This could be caused by the jdbc driver you are using or it could be a weblogic server bug. There are no new features of the oracle odbc driver release 19c, version 19. The maximum number of open cursors 11g, ojdbc8, jdk8 normal loading. Encountering ora 0 when executing a query in jboss java. Sqlexception problem in jdbc javanot closing the jdbc statement object can cause maximum open cursors exceeded java.
Hi jorg, what is the max open cursors set to on your server and what version of oracle are you running. About pegasystems pegasystems is the leader in cloud software for customer engagement and operational excellence. In production environment after some time we got this exception. Jan 22, 2020 my oracle support provides customers with access to over a million knowledge articles and a vibrant support community of peers and oracle experts. Maximum open cursors exceeded i am not able to connect sys user in this situation. My application used to leak cursors somehow and after few minutes or so, it used to give me this exception. Change your sql statement to use a bind parameter and move is out of the loop. Jdbc palletes while executing insert statement ora 00604.
Keep in mind when resolving ora 0 in this way that changing this value in the proper way should not. Here is the excerpt recorded in the icm websphere application server systemout. When using the oracle database and the oracle jdbc thin driver, you must close. Ora0 maximum open cursors exceeded and server instance need to be restarted. Update the oracle jdbc driver to the latest version 12.
Check your oracle jdbc driver if your version is affected by the defect above. Updating your driver prior to upgrading confluence to 6. If connected with jdbc oci, the number of open cursors does not increase. May 31, 2018 the latest shows that i am caused by the oracle driver problem 11g, ojdbc6, jdk8 loading error. Sqlexception is thrown because of the underlying ora0. Stack overflow for teams is a private, secure spot for you and your coworkers to find and share information. You are creating a new preparedstatement for each element of the list actually two statements if the table does not exist, but you never close those statements nor the associated result sets. If the same problem occurs with different jdbc drivers, please report this problem to oracle so that support engineers can further investigate it. There are known problems in certain versions of oracle 8. Please be noted, for an oracle data source, validation by jdbc driver displays on the administrative console only after the validatenewconnectiontimeout property is added to the custom properties of the datasource. You should prepare it once without concatenating the values and then pass the parameters to the already prepared statement. Ora0 is thrown because of a maxed limit of open cursors in an execution or user session. What causes the solve ora 0 maximum open cursors exceeded java. You might see the following exception in systemout.
My oracle support provides customers with access to over a million knowledge articles and a vibrant support community of peers and oracle experts. Cursor leak leading to ora with jdbc thin driver 12. The latest shows that i am caused by the oracle driver problem 11g, ojdbc6, jdk8 loading error. When i try to import users from jira i get an error that maximum number of open cursors exceeded. Ora 0 is thrown because of a maxed limit of open cursors in an execution or user session. This leads to ora after some hundred calls to the procedure. Encountering ora0 when executing a query in jboss java. If i understand the problem correctly, it seems i need to commit somewhere within the transaction, lets say after 100 rows to close up the underlying preparedstatements. My experience is that this mandated behaviour is implemented correctly in the oracle jdbc driver the most telling example is a jdk 1. Oracle ora0 error caused by ibm business process manager. When using ibm content navigator, you may experience ora0. Maximum open cursors exceeded with oracledatabasemetadata. Oracle database odbc driver release notes, release 19c. Summary ora 0 errors occur after upgrading to pega 7.
Stop confluence, and create a backup of the installation and home directory. Keep in mind when resolving ora0 in this way that changing this value in the proper way should not. Using a simple procedure with the new implicit cursors call, a cursor leak is seen with the jdbc thin driver. If the same problem occurs with different jdbc drivers, please report this problem to oracle so that support engineers can further investigate it to determine whether its a weblogic server bug. Describes new features for release 19c, version 19. When using ibm content navigator, you may experience ora 0.