You have two choices about the type of DataSource, XADataSource or non-XADataSource. See the following differences. An XA transaction can be defined as a global transaction because it can work on multiple resources. Unlike the XA transaction, a non-XA transaction always works on one resource. An XA transaction works on a transaction manager that coordinates […]
What is Thread Dump in WebLogic
The thread dump is a well-known feature of the Java Virtual Machine. It is a snapshot of the JVM that helps the WebLogic administrator analyze which Java method the Java threads were executing in at the exact moment the snapshot was taken. As in the rest of the book, the JVM used in this recipe […]
How Do You Read the JMS File Store .DAT file
Usually, the JMS file store created will be with .DAT extension and is not in human readable format. You will have to use the weblogic.store.Admin utility to extract the content of file store into an XML file to read it. Follow the steps outlined below and ensure managed servers are stopped before proceeding. 1. Run […]
How to Set Timeout for WebLogic Web Service Client (JAX-WS and JAX-RPC)
The below options are for timeout only for JAX-WS Web Service clients generated from clientgen: import javax.xml.ws.BindingProvider; import javax.xml.ws.handler.MessageContext; import com.sun.xml.ws.developer.JAXWSProperties; import com.sun.xml.ws.client.BindingProviderProperties; /* The following classes are inside import com.sun.xml.ws.developer.JAXWSProperties; import com.sun.xml.ws.client.BindingProviderProperties; %WLSINSTALLATION%\modules\glassfish.jaxws.rt_1.1.0.0_2-1-4.jar */ Map requestContext = ((BindingProvider)port).getRequestContext(); requestContext.put(BindingProvider.ENDPOINT_ADDRESS_PROPERTY, “http://<hostname.domain>/HelloWorldImpl/HelloWorldService”); requestContext.put(JAXWSProperties.CONNECT_TIMEOUT, 300); requestContext.put(BindingProviderProperties.REQUEST_TIMEOUT, 300); The below options are for timeout only for JAX-RPC Web […]
Strings and Variables in Python
Strings A string is simply a series of characters. Anything inside quotes is considered a string in Python,and you can use single or double quotes around your strings like this: This is a string.” ‘This is also a string.’ Changing Case in a String with Methods One of the simplest tasks you can do with […]
How do stubs work in a WebLogic Server cluster?
When you create a domain with multiple Managed Servers, all those servers function independently of each other. A cluster, on the other hand, is a group of WebLogic Server instances that work as a single instance from the point of view of a client. The reason you use a cluster is to increase scalability and […]
How to sort ListBox items programmatically in asp.net
The ListBox server control is very similar to the DropDownList, but differs in its display. You can have more than one item at a time shown to the user. The ListBox also enables users to select more than one item at time. For example, if you have a site that delivers news to its users […]
ORA-65010: maximum number of pluggable databases created
If you try to create 4 or more PDB in a container then you might get below error. SQL> create pluggable database ADMIN USER pdb_admin identified by *** DEFAULT TABLESPACE USERS; Enter value for p: TEST old 1: create pluggable database &p ADMIN USER pdb_admin identified by *** DEFAULT TABLESPACE USERS new 1: create pluggable […]
How to Connect to an Oracle Pluggable Database (PDB)
When connecting to a pluggable database, a valid service connection string that points to its service (previously configured and started) MUST always be provided, whether the connection is attempted locally or remotely: $ sqlplus / as sysdba SQL*Plus: Release 19.0.0.0.0 – Production on Fri Jul 30 17:32:15 2021 Version 19.3.0.0.0 Copyright (c) 1982, 2019, Oracle. […]
How To Find Creation Time of Oracle Pluggable Database (PDB)
Below query can be used to for PDB creation/cloning time. COLUMN DB_NAME FORMAT A10 COLUMN CON_ID FORMAT 999 COLUMN PDB_NAME FORMAT A15 COLUMN OPERATION FORMAT A16 COLUMN OP_TIMESTAMP FORMAT A10 COLUMN CLONED_FROM_PDB_NAME FORMAT A15 SELECT DB_NAME, CON_ID, PDB_NAME, OPERATION, OP_TIMESTAMP, CLONED_FROM_PDB_NAME FROM CDB_PDB_HISTORY WHERE CON_ID > 2 ORDER BY CON_ID; Here is a sample output […]