Comments for wsrep_exec_mode's.

44b44dd1 · Nirbhay Choubey · 00956977 · 44b44dd1
Commit 44b44dd1 authored Apr 22, 2015 by Nirbhay Choubey
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Showing with 11 additions and 4 deletions

sql/wsrep_mysqld.h sql/wsrep_mysqld.h +11 -4

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--- a/sql/wsrep_mysqld.h
+++ b/sql/wsrep_mysqld.h
@@ -28,10 +28,17 @@ class set_var;
 class THD;
 enum wsrep_exec_mode {
-    LOCAL_STATE,
+  /* Transaction processing before replication. */
-    REPL_RECV,
+  LOCAL_STATE,
-    TOTAL_ORDER,
+  /* Slave thread applying write sets from other nodes or replaying thread. */
-    LOCAL_COMMIT
+  REPL_RECV,
+  /* Total-order-isolation mode */
+  TOTAL_ORDER,
+  /*
+    Transaction procession after it has been replicated in prepare stage and
+    has passed certification
+  */
+  LOCAL_COMMIT
 };
 enum wsrep_query_state {