Closes the connection(s) to a database. In addition, all cursors opened for that connection are automatically closed. 
                  
 
            	 
            
               Syntax:
 
               		 
               		>>---EXEC SQL---DISCONNECT---.-name----.----END-EXEC----><
                             +-ALL-----+
                             +-CURRENT-+
                             +-DEFAULT-+ 
               	   
            	 
            
               Parameters:
 
               		 
               		
                
                  		
                  
                      
                        			  
                        			  
                        			 
                         
                           				
                            
                              				  
                              | name | The connection name. | 
 
                           				
                            
                              				  
                              | ALL | Disconnects all connections (including automatic connections made when the INIT option of the SQL Compiler directive is used). | 
 
                           				
                            
                              				  
                              | CURRENT | Disconnects the current connection. The current connection is either the most recent connection established by a CONNECT statement
                                 or a subsequent connection set by a SET CONNECTION statement. | 
 
                           				
                            
                              				  
                              | DEFAULT | Disconnects the default connection. This is the connection made by a CONNECT statement which did not specify a connection
                                 name. | 
 
                           			 
                         
                        		  
                     
                    
                  		
                 
               	 
              
            	 
            
               Example:
 
               		 
               		EXEC SQL CONNECT TO "srv1" AS server1 USER "sa." END-EXEC
EXEC SQL CONNECT TO "srv2" AS server2 USER "sa." END-EXEC
...
EXEC SQL DISCONNECT server1 END-EXEC
EXEC SQL DISCONNECT server2 END-EXEC.