Unreported minor bug: We start numbering query IDs at zero, which

is a special case in "SHOW PROFILE FOR QUERY n".  No one can get
the zero item (which is always the statement that turns on profiling),
because zero represents the final item, internally.

Now, order the queries starting at one.

sql/sql_profile.cc

@@ -158,7 +158,7 @@ void PROFILE_ENTRY::collect()
 
 QUERY_PROFILE::QUERY_PROFILE(PROFILING *profiling_arg, char *query_source_arg,
                              uint query_length_arg)
-  :profiling(profiling_arg), server_query_id(-1), profiling_query_id(-1),
+  :profiling(profiling_arg), server_query_id(0), profiling_query_id(0),
   query_source(NULL)
 {
   profile_end= &profile_start;
@@ -445,7 +445,7 @@ bool QUERY_PROFILE::show(uint options)
 }
 
 PROFILING::PROFILING()
-  :profile_id_counter(0), keeping(1), current(NULL), last(NULL)
+  :profile_id_counter(1), keeping(1), current(NULL), last(NULL)
 {
 }