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Java Servlet technology and Java Server Pages (JSP pages) are server-side technologies that have dominated the server-side Java technology market; they've become the standard way to develop commercial web applications.
Java developers love these technologies for myriad reasons, including: the technologies are fairly easy to learn, and they bring the are proven approaches for developing quality, reusable, and easily maintainable servlet- and JSP-based web applications.
The following line of code illustrates this: String sql = "INSERT INTO emp VALUES (? A second issue with transactions occurs when changes to the database become visible to the rest of the application system. For example, in a multi-user system, when do changes performed by one user become visible to the remaining users?
Internationalizing and Localizing Web Applications Part III Web Services 18. You can also create application-specific subdirectories (that is, package directories) in either the document root or the directory.
Introduction to Java EE Supporting Technologies 44. The document root contains a subdirectory named file if it uses Java Server Faces technology, if it must specify certain kinds of security information, or if you want to override information specified by web component annotations.
When a client sends a request to the server, the server sends the request to the servlet.
The servlet then constructs a response that the server sends back to the client.
I have a column in database table in Oracle having values with leading and trailing spaces.