fbsql_set_transaction
  Set the transaction locking and isolation
  
 
 
  Description
  
   void fbsql_set_transaction
    ( resource $link_identifier
   , int $locking
   , int $isolation
   )
  
  
 
  Parameters
  
   
    - 
link_identifier
- 
A FrontBase link identifier
returned by fbsql_connect or
fbsql_pconnect. If optional and not specified,
the function will try to find an open link to the FrontBase server and if no
such link is found it will try to create one as if
fbsql_connect was called with no arguments. 
- 
locking
- 
      
       The type of locking to be set. It can be one of the following
       constants: FBSQL_LOCK_DEFERRED,FBSQL_LOCK_OPTIMISTIC,
       orFBSQL_LOCK_PESSIMISTIC.
 
- 
isolation
- 
      
       The type of isolation to be set. It can be one of the following
       constants: FBSQL_ISO_READ_UNCOMMITTED,FBSQL_ISO_READ_COMMITTED,FBSQL_ISO_REPEATABLE_READ,FBSQL_ISO_SERIALIZABLE,
       orFBSQL_ISO_VERSIONED.
 
 
 
  Return Values
  
   No value is returned.