2026-03-12 20:23:15

vg/sid_sqltrace.sql

@@ -0,0 +1,69 @@
+/*
+  This script will set the SQL Trace on in passed SID.
+  
+  
+  CONN sys/password AS SYSDBA;  -- User must have SYSDBA.
+
+  oradebug SETORAPNAME PR00     -- Debug process by name.
+  ORADEBUG SETMYPID;            -- Debug current session.
+  ORADEBUG SETOSPID 1234;       -- Debug session with the specified OS process.
+  ORADEBUG SETORAPID 123456;    -- Debug session with the specified Oracle process ID.
+
+  ORADEBUG TRACEFILE_NAME;      -- Display the current trace file.
+  oradebug UNLIMIT              -- Set trace to unlimited size.
+
+  ORADEBUG EVENT 10046 TRACE NAME CONTEXT FOREVER, LEVEL 12;   -- Start SQL Trace
+  ORADEBUG EVENT 10046 TRACE NAME CONTEXT OFF;                 -- Stop SQL Trace 
+  
+  ORADEBUG EVENT 10046 TRACE NAME CONTEXT FOREVER, LEVEL 12;   -- Start Optimizer Trace
+  
+  exec dbms_monitor.session_trace_enable (session_id=>123,serial_num=>123, waits=> TRUE, binds=> true );
+  exec dbms_monitor.session_trace_disable (session_id=>123,serial_num=>123);
+
+   -- Trace user's own session
+  exec dbms_monitor.session_trace_enable (NULL,NULL,TRUE,TRUE) ;
+  exec dbms_monitor.session_trace_disable ;   
+  
+  alter system set events '1031 trace name errorstack level 3';  
+  
+*/
+
+BEGIN
+   FOR i IN ( SELECT SID, serial#
+               FROM v$session
+              WHERE SID = &&1 )
+   LOOP
+      /* Set session DUMP file size */ 
+      SYS.dbms_system.set_int_param_in_session ( i.SID
+                                               , i.serial#
+                                               , 'MAX_DUMP_FILE_SIZE'
+                                               , 2097152                -- operating system blocks
+                                               );
+      /* Set session TIMED_STATISTICS to TRUE */ 
+      SYS.dbms_system.set_bool_param_in_session ( i.SID
+                                                , i.serial#
+                                                , 'TIMED_STATISTICS'
+                                                , TRUE
+                                                );
+
+      -- alter session  set events '10046 trace name context forever, level 12';
+      /* Set session trace level to 12 */ 
+      dbms_system.set_ev ( i.SID
+                         , i.serial#
+                         , 10046
+                         , 12
+                         , ''
+                         );
+
+      /* Set session SQL trace to TRUE */ 
+      dbms_system.set_sql_trace_in_session ( i.SID
+                                           , i.serial#
+                                           , TRUE
+                                           );
+
+      /* To disable trace*/
+      -- dbms_system.SET_BOOL_PARAM_IN_SESSION(i.SID,i.serial#,'SQL_TRACE',FALSE);
+
+   END LOOP;
+END;
+/