try  {
        	Configuration cfg =  new  Configuration();
        	sessionFactory = cfg.configure().buildSessionFactory();
}  catch  (Exception esf) {
        		esf.printStackTrace();
            session = sessionFactory.openSession(); 
            tx = session.beginTransaction();
            session.save(user);
            tx.commit();
        }  catch  (Exception e) {
        	 try  {
            	tx.rollback();
            }  catch (Exception e2) {
            	System.out.println(e2);
            }
            System.out.println(e);
        }  finally  {
             try  {
                 if  (session !=  null ) {session.close();}
            }  catch  (Exception e) {
                System.out.println(e);
            }
        }

####.com.classes.User

User.java
 package  epam.com.classes;

 public   class  User {
	 private   int  id;
     private  String firstName;
     private  String lastName;
     private  String profession;
    
     public   int  getId() {
    	 return  id;
    }
     public   void  setID( int  id) {
    	 this .id = id;
    }
     public  String getFirstName() {
    	 return  firstName;
    }
     public   void  setFirstName(String firstName) {
    	 this .firstName = firstName;
    }
     public  String getLastName() {
    	 return  lastName;
    }
     public   void  setLastName(String lastName) {
    	 this .lastName = lastName;
    }
     public  String getProfession() {
    	 return  profession;
    }
     public   void  setProfession(String profession) {
    	 this .profession = profession;
    }
}

User.hbm.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping  PUBLIC 
    "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
    "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
    
<hibernate-mapping>
	< class  name="epam.com.classes.User"
        table="User">
	<id
		name="id"
        column="ID"
        type="int" >
        <generator  class ="native" />
	</id>
	<property 
			name="firstName" 
			type="java.lang.String"
			column="FIRST">
	</property>
	<property 
			name="lastName" 
			type="java.lang.String"
			column="LAST">
	</property>
	<property 
			name="profession" 
			type="java.lang.String"
			column="PROFESSION">
	</property>
	</ class >
</hibernate-mapping>

HibernetUser.java
 package  epam.com.classes;

 import  org.hibernate.Session;
 import  org.hibernate.SessionFactory;
 import  org.hibernate.Transaction;
 import  org.hibernate.cfg.Configuration;

 public   class  HibernateUser {

	 public   void  create(User user) {
		SessionFactory sessionFactory = null ;
		Session session =  null ;
        Transaction tx =  null ;
       
         try  {
        	Configuration cfg =  new  Configuration();
        	sessionFactory = cfg.configure().buildSessionFactory();
        	session = sessionFactory.openSession(); 
            tx = session.beginTransaction();
            session.save(user);
            tx.commit();
        }  catch  (Exception e) {
        	 try  {
            	tx.rollback();
            }  catch (Exception e2) {
            	System.out.println(e2);
            }
            System.out.println(e);
        }  finally  {
             try  {
                 if  (session !=  null ) {session.close();}
            }  catch  (Exception e) {
                System.out.println(e);
            }
        }
	}
	 public   static   void  main(String[] args) {
		User user =  new  User();
		user.setID( 1 );
		user.setFirstName("Vasya");
		user.setLastName("Tsoi");
		user.setProfession("programer");
		HibernateUser hUser =  new  HibernateUser();
		hUser.create(user);
	}
}

[INFO,Environment] Hibernate  3 . 1 . 1 
[INFO,Environment] loaded properties from resource hibernate.properties: {hibernate.connection.username=msn, hibernate.connection.password=****, hibernate.cglib.use_reflection_optimizer=true, hibernate.dialect=org.hibernate.dialect.SQLServerDialect, hibernate.connection.url=jdbc:microsoft:sqlserver://localhost;databasename=TestDB, hibernate.connection.driver_class=com.microsoft.jdbc.sqlserver.SQLServerDriver}
[INFO,Environment] using CGLIB reflection optimizer
[INFO,Environment] using JDK  1 . 4  java.sql.Timestamp handling
[INFO,Configuration] configuring from resource: /hibernate.cfg.xml
[INFO,Configuration] Configuration resource: /hibernate.cfg.xml
[INFO,Configuration] Reading mappings from resource: epam/com/classes/User.hbm.xml
[INFO,HbmBinder] Mapping  class : epam.com.classes.User -> User
[INFO,Configuration] Configured SessionFactory:  null 
[INFO,DriverManagerConnectionProvider] Using Hibernate built-in connection pool (not  for  production use!)
[INFO,DriverManagerConnectionProvider] Hibernate connection pool size:  20 
[INFO,DriverManagerConnectionProvider] autocommit mode: false
[INFO,DriverManagerConnectionProvider] using driver: com.microsoft.jdbc.sqlserver.SQLServerDriver at URL: jdbc:microsoft:sqlserver://localhost;databasename=TestDB
[INFO,DriverManagerConnectionProvider] connection properties: {user=msn, password=msn}
[INFO,SettingsFactory] RDBMS: Microsoft SQL Server, version: Microsoft SQL Server   2000  -  8 . 00 . 2039  (Intel X86) 
	May   3   2005   23 : 18 : 38  
	Copyright (c)  1988 - 2003  Microsoft Corporation
	Personal Edition on Windows NT  5 . 1  (Build  2600 : Service Pack  2 )

[INFO,SettingsFactory] JDBC driver: SQLServer, version:  2 . 2 . 0022 
[INFO,Dialect] Using dialect: org.hibernate.dialect.SQLServerDialect
[INFO,TransactionFactoryFactory] Using  default  transaction strategy (direct JDBC transactions)
[INFO,TransactionManagerLookupFactory] No TransactionManagerLookup configured (in JTA environment, use of read-write or transactional second-level cache is not recommended)
[INFO,SettingsFactory] Automatic flush during beforeCompletion(): disabled
[INFO,SettingsFactory] Automatic session close at end of transaction: disabled
[INFO,SettingsFactory] Scrollable result sets: enabled
[INFO,SettingsFactory] JDBC3 getGeneratedKeys(): disabled
[INFO,SettingsFactory] Connection release mode: auto
[INFO,SettingsFactory]  Default  batch fetch size:  1 
[INFO,SettingsFactory] Generate SQL with comments: disabled
[INFO,SettingsFactory] Order SQL updates by primary key: disabled
[INFO,SettingsFactory] Query translator: org.hibernate.hql.ast.ASTQueryTranslatorFactory
[INFO,ASTQueryTranslatorFactory] Using ASTQueryTranslatorFactory
[INFO,SettingsFactory] Query language substitutions: {}
[INFO,SettingsFactory] Second-level cache: enabled
[INFO,SettingsFactory] Query cache: disabled
[INFO,SettingsFactory] Cache provider: org.hibernate.cache.EhCacheProvider
[INFO,SettingsFactory] Optimize cache  for  minimal puts: disabled
[INFO,SettingsFactory] Structured second-level cache entries: disabled
[INFO,SettingsFactory] Statistics: disabled
[INFO,SettingsFactory] Deleted entity synthetic identifier rollback: disabled
[INFO,SettingsFactory]  Default  entity-mode: pojo
[INFO,SessionFactoryImpl] building session factory
[WARN,Configurator] No configuration found. Configuring ehcache from ehcache-failsafe.xml found in the classpath: jar:file:/C:/Program%20Files/hibernate- 3 . 1 /lib/ehcache- 1 . 1 .jar!/ehcache-failsafe.xml
[INFO,SessionFactoryObjectFactory] Not binding factory to JNDI, no JNDI name configured
[WARN,JDBCExceptionReporter] SQL Error:  156 , SQLState: HY000
[ERROR,JDBCExceptionReporter] [Microsoft][SQLServer  2000  Driver  for  JDBC][SQLServer]Incorrect syntax near the keyword 'User'.
[WARN,JDBCExceptionReporter] SQL Warning:  0 , SQLState: 
[WARN,JDBCExceptionReporter] [Microsoft][SQLServer  2000  Driver  for  JDBC]Database changed to TestDB
[WARN,JDBCExceptionReporter] SQL Warning:  0 , SQLState: 
[WARN,JDBCExceptionReporter] [Microsoft][SQLServer  2000  Driver  for  JDBC][SQLServer]Changed database context to 'TestDB'.
[WARN,JDBCExceptionReporter] SQL Warning:  0 , SQLState: 
[WARN,JDBCExceptionReporter] [Microsoft][SQLServer  2000  Driver  for  JDBC]Language changed to us_english
[WARN,JDBCExceptionReporter] SQL Warning:  0 , SQLState: 
[WARN,JDBCExceptionReporter] [Microsoft][SQLServer  2000  Driver  for  JDBC][SQLServer]Changed language setting to us_english.
org.hibernate.exception.GenericJDBCException: could not insert: [epam.com.classes.User]

[WARN,JDBCExceptionReporter] SQL Error:  156 , SQLState: HY000
[ERROR,JDBCExceptionReporter] [Microsoft][SQLServer  2000  Driver  for  JDBC][SQLServer]Incorrect syntax near the keyword 'User'.

User.hbm.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping  PUBLIC 
    "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
    "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
    
<hibernate-mapping>
	< class  name="epam.com.classes.User"
        table="Users">
        <id name="id" column="ID" type="java.lang.Integer">
        </id>
	<property 
			name="firstName" 
			type="java.lang.String"
			column="FIRST">
	</property>
	<property 
			name="lastName" 
			type="java.lang.String"
			column="LAST">
	</property>
	<property 
			name="profession" 
			type="java.lang.String"
			column="PROFESSION">
	</property>
	</ class >
</hibernate-mapping>

 hibernate.cfg.xml
<?xml version="1.0"?>
<!DOCTYPE hibernate-configuration  PUBLIC 
    "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
    "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
	<property name="show_sql">true</property>
	<property name="myeclipse.connection.profile">sourcedb</property>
	<property name="connection.url">
		jdbc:microsoft:sqlserver://localhost;databasename=TestDB
	</property>
	<property name="connection.username">msn</property>
	<property name="connection.password">msn</property>
	<property name="connection.driver_class">
		com.microsoft.jdbc.sqlserver.SQLServerDriver
	</property>
	<property name="dialect">org.hibernate.dialect.SQLServerDialect</property>
	<mapping resource="epam/com/classes/User.hbm.xml" />
</session-factory>
</hibernate-configuration>

Context ctx =  new  InitialContext();
            sessionFactory = (SessionFactory) ctx.lookup(jdbc/xxxx);

Configuration cfg =  new  Configuration();
        	sessionFactory = cfg.configure().buildSessionFactory();

hibernate.connection.username=user
hibernate.connection.password=password
hibernate.connection.driver_class=com.microsoft.jdbc.sqlserver.SQLServerDriver
hibernate.connection.url=jdbc:microsoft:sqlserver://localhost;databasename=TestDB
hibernate.dialect=org.hibernate.dialect.SQLServerDialect