2026-03-12 20:23:15

vg/who_dblink.sql

@@ -0,0 +1,30 @@
+-- who is querying via dblink?
+-- Courtesy of Tom Kyte, via Mark Bobak
+-- this script can be used at both ends of the database link
+-- to match up which session on the remote database started
+-- the local transaction
+-- the GTXID will match for those sessions
+-- just run the script on both databases
+
+Select /*+ ORDERED */
+substr(s.ksusemnm,1,10)||'-'|| substr(s.ksusepid,1,10)      "ORIGIN",
+substr(g.K2GTITID_ORA,1,35) "GTXID",
+substr(s.indx,1,4)||'.'|| substr(s.ksuseser,1,5) "LSESSION" ,
+s2.username,
+substr(
+   decode(bitand(ksuseidl,11),
+      1,'ACTIVE',
+      0, decode( bitand(ksuseflg,4096) , 0,'INACTIVE','CACHED'),
+      2,'SNIPED',
+      3,'SNIPED',
+      'KILLED'
+   ),1,1
+) "S",
+substr(w.event,1,10) "WAITING"
+from  x$k2gte g, x$ktcxb t, x$ksuse s, v$session_wait w, v$session s2
+where  g.K2GTDXCB =t.ktcxbxba
+and   g.K2GTDSES=t.ktcxbses
+and  s.addr=g.K2GTDSES
+and  w.sid=s.indx
+and s2.sid = w.sid
+/