Now we have finished the coding process for our client project. Click on the Clean and Build Main Project button to build our project. Before running and testing our client project, make sure that our Web Service application project, WebAppCourse, has been built and deployed successfully. Click on the Run Main Project button to run…
Category: Oracle Sharding Workshop
BUILD A WEB-BASED CLIENT PROJECT TO CONSUME OUR WEB SERVICE PROJECT – Develop Java Web Services to Access Databases
9.16 BUILD A WEB-BASED CLIENT PROJECT TO CONSUME OUR WEB SERVICE PROJECT To consume our Web Service project, we can also build some Web-based client projects to call dif-ferent operations to perform related actions to our database. The structure of this Web-based client project is shown in Figure 9.98. The Java Managed bean works as…
Build and Run Our Client Project to Query Course Record via Our Web Service 4 – Develop Java Web Services to Access Databases
Prior to building and running our client project, make sure that our Web Service application project, WebAppCourse, has been built and deployed successfully. Perform the following operations to build and run our client project, WebClient Course _ Insert: When the project runs and the course page is opened, enter a valid faculty name, such as…
Build and Run Our Client Project to Query Course Record via Our Web Service – Develop Java Web Services to Access Databases
9.16.4 Build and Run Our Client Project to Query Course Record via Our Web Service Prior to building and running our client project, make sure that our Web Service application project, WebAppCourse, has been built and deployed successfully. Perform the following operations to build and run our client project, WebClient Course _ Select: 1) Click…
Build Our Client Project to Update Course Records via Our Web Service – Develop Java Web Services to Access Databases
9.16.6 Build Our Client Project to Update Course Records via Our Web Service Generally there is no need to update a course _ id when updating a course record, since a better way to do that is to insert a new course record and delete the old one. The main reason for this is that…
Build Our Client Project to Update Course Records via Our Web Service 3 – Develop Java Web Services to Access Databases
Now we have finished all code for this course update action. Let’s build and run our client project to consume our Web Service to update a selected course record on the Course Table in our sample database. Prior to building and running our client project, make sure that our Web Service application project, WebAppCourse, has…
GDS Components – Introduction to Oracle Global Data Services
GDS Components GDS consists of several key components that work together to provide efficient workload management and high availability for replicated databases. Global service managers (GSMs) act as listeners in different regions and are known as global listeners. They can understand the current workload of the system in real time. Their main tasks are to…
GDS Features – Introduction to Oracle Global Data Services
GDS Features Many third-party solutions are not fully integrated with Oracle software, which makes it difficult for them to benefit from the features that GDS has, such as runtime load balancing. In the replica set, some databases may have a slower response because of the high load, while others may have room to serve new…
Configuration Best Practices of GDS in Maximum Availability Architecture – Introduction to Oracle Global Data Services
Configuration Best Practices of GDS in Maximum Availability Architecture Each region should have a total of three GSMs, with each GSM residing on dedicated hardware. This setup ensures redundancy, as even if one GSM experiences an outage, the other two will continue to provide the required services. The GDS catalog, which is essential for GDS…
What Is Sharding? 2 – Introduction to Oracle Sharding
The user-defined method considers that the user maps data to individual shards. This method is necessary when there is a strict requirement to have some type of data on a particular shard. The benefit of this method is that the user knows what data becomes unavailable during a particular sharding failure. The disadvantage is that…