the best way to generate a universally unique object ID.

Ads

 
 
 

Share on Google+Share on Google+

Clark
the best way to generate a universally unique object ID.
0 Answer(s)      6 years and 6 months ago
Posted in : JDBC

What is the best way to generate a universally unique object ID? Do I need to use an external resource like a file or database, or can I do it all in memory?

Ads
View Answers
Ads









Related Tutorials/Questions & Answers:
the best way to generate a universally unique object ID.
the best way to generate a universally unique object ID.  What is the best way to generate a universally unique object ID? Do I need to use an external resource like a file or database, or can I do it all in memory
generate ID
generate ID   Statement st1=con.createStatement(); String sql="insert into employee values(emp_seq.nextval,'"+ename+"','"+eadd+"','"+ephone+"','"+email+"','"+department+"',"+Integer.parseInt(ebpay)+",20,0)"; st1.executeUpdate
Advertisements
need to generate ID
need to generate ID  hai, i need to generate ID i.e when i select addemploye option and submit, it should generate a emp ID which is 1 greater than the previous highest ID value stored in database. eg: if the higest value
need to generate ID
need to generate ID  hai, i need to generate ID i.e when i select addemploye option and submit, it should generate a emp ID which is 1 greater than the previous highest ID value stored in database. eg: if the higest value
Generate Employee ID (SCS-0001,SCS-0002......)
Generate Employee ID (SCS-0001,SCS-0002......)  Hello everyone i am beginner in java and i am working on my major project I want to generate bill number and employee number like SCS-0001 and so on and bill number like SCS/'date
Best way to reading file in java
Best way to reading file in java  Hi, As a beginner I want to learn about Java programming and make a program for reading a text file in java. What is the best way for reading file in Java? Thanks
Java example program to get the object's ID
specific method that provides us the object's ID. But each object has its own unique hash value which can be treated as unique Id for that object. To explain... Java example program to get the object's ID  
Best way to learn Big Data
Best way to learn Big Data  Hi, I am beginner in Big Data, but I am an experienced Java programmer. I have worked on many enterprise projects. I have good understanding of Java Language and most of the frameworks of Java. I have
unique manufacturing id of a usb flash drive.
unique manufacturing id of a usb flash drive.  I need code for java application to read the unique manufacturing id of a usb flash drive. Please help me ? thanking you
Which is the best way to travel around Delhi
Which is the best way to travel around Delhi  Please suggest us the best way to travel in and around Delhi. Thanks
What is the best way to filter a Java Collection?
What is the best way to filter a Java Collection?  Hi, I have a collection of Person class with following main field: int id; String personName... the persons having personAge >14. How achieve this? What is the best way
What is the best way to write to file in Java?
What is the best way to write to file in Java?  I am creating a program in Java which writes into a text file. What can be the be best method to write to a text file in Java? Since my program will continuously write the data
i need the source code to generate id in jsp
i need the source code to generate id in jsp  hai,i need the source code for generate id...which is i need to generate the new id from the maximum... of generate ids each should have some range...plz give the source code in jsp with ms
Using Hibernate <generator> to generate id incrementally - Struts
Using Hibernate to generate id incrementally  Hi All, How to increment id using Hibernate ( or if any other) to generate id. I am using... to specify the class name to be used to generate the primary key for new record while
Best way to learn Java
Best way to learn Java is through online learning because you can learn it from the comfort of your home. Online learning of Java is also free, the only... as they help you understand the program in a better way. This way even a newcomer
MySQL Generate AlphaNumberic Id In JSP
MySQL Generate AlphaNumberic Id In JSP In this section we will discus about how to generate id in specific format in MySQL and JSP. This example explains you that how to generate alpha numeric id in MySQL and also how to fetch
id
id  how to find date of birth and gender in id in html with the help of javascript
Using Hibernate <generator> to generate id incrementally
Using Hibernate <generator> to generate id incrementally... or int that are unique only when no other process is inserting data... to demonstrate it. You should not use this method to generate the primary key in case
how to generate a bar chart on a JSP PAGE using the arraylist object passed form the servlet.(using jfreechart)
how to generate a bar chart on a JSP PAGE using the arraylist object passed... contains only one object(rollno,name,marks1,marks2,marks3,marks4) from the database.now i have to pass this arraylist object to a jsp page and on that jsp page
Unique field
Unique field  I have created a form where I have a textbox and a button. When I write something in the textbox and click on submit,it should go... in the textbox is not unique. How should I proceed with it? Plz help
Name unique
. In other words, value for the name should be unique
Best Framework
Best Framework  Which is the best framework Struts or Spring
Creational Design Patterns
;  Creational design patterns provide the best way in which an object can be instantiated. These describes the best way to CREATE object instances . Everyone knows the object instance in Java can be created using a new
primary key and unique key
primary key and unique key  Whats is mean by primary key and unique key
getHeader() Method Of The Request Object
getHeader() Method Of The Request Object       This section gives you the best illustration about the getHeader() method of the request object. Here, you will learn
generate file
generate file  How to generate file(.doc or .xls or .txt ) with containing data in it.By clicking on a link
Mysql Alter Unique Key
; mysql> ALTER TABLE Employee ADD UNIQUE (ID, EmpID) Query OK, 2 rows... Mysql Alter Unique Key       Mysql Alter Unique is used to change the table structure and add
primary key and unique key
primary key and unique key  hello, What's the difference between a primary key and a unique key?   hii, Unique key: column restricts entry of duplicate values but entry of null values is allowed. Primary key
The Best Fashion Schools
to become a model the best way to start is by going to fashion design school...The Best Fashion School We have talked about fashion careers in our previous... as a model. In general, there is no best fashion school out there. All you can do
object
object  is it possible to create object in the same class..?.   Yes, you can. class CreateObject { CreateObject(){ System.out.println("I have an object."); } public static void main(String[] args
id creation
id creation  CREATE TABLE mohan2 ( sno bigint(20) NOT NULL AUTO... java.util.*; public class sample3 { static int Generate(String name1,int t...(); int x=Generate(str,sal); if(x==1) System.out.println("Data
Tutorials   
Java Spring Hibernate Struts Training java.lang.classnotfoundexception com.mysql.jdbc.driver how to retrieve text and images from mysql database and show on html page using jsp servlet How to install Neo4j on Ubuntu 15.10? please help me in these prog MYSQL - mysql copy table to another table example by creating new table solution for mapping hibernate and pojos from net beans through database Connect GWT application with Oracle inventory System of Medical Store inventory System of Medical Store inventory System of Medical Store inventory System of Medical Store This code have created jTable that connected with a database.every cell of last column have a button.But this button doesn't work properly.Where is the error java program Java Database Program jdbc Database connection class in a live project ..?? What is JDBC architecture? Unable to Create DSN for excel to ms access importing data and edit that data Database Scrolling Buttons how to use foreign key in java How to delete content of a log file from linux terminal? JSP-Oracle connectivity Student Management System Java code for Saving Marathi (Indian local language ) in Mysql and retrieving the same crud operations with foreign key constraint. I really need help with this assignment question Please help me out Please Backup Failed Mysqldump Got Errno 28 On Write Upgrade MySQL 5.1 to 5.5 in cpanel mysqldump all databases com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'jpa.sequence' doesn't exist persistence xml class element persistence.xml for MySQL MySQL JDBC Driver pom dependency code Blob column jdk6 and oracle 8i connexion oracle 8i et jdk6 java [ cannot retrive date from sql ] why?? Order Entry System How to threow timeout exception when DB is not responding How to threow timeout exception when DB is not responding This is the employee form to add data to mysql database but I got error of NullPointerException, Is this write code please give me feedback as soon as possible make a method which takes user name & pwd as parameter & validate them against the database. If the corresponding user exist return true otherwise false. prabhakar validating credentials and displaying error message in login .jsp if not valid JDBC jdbc jdbc code register servlet vibhu

Ads

 
Advertisement null

Ads