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Change Last_query_cost status variable from global to thread-local.

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sql/mysql_priv.h:
  Changed last_query_cost status variable from global to thread-local.
sql/mysqld.cc:
  Changed last_query_cost status variable from global to thread-local.
sql/sql_class.cc:
  Changed last_query_cost status variable from global to thread-local.
sql/sql_class.h:
  Changed last_query_cost status variable from global to thread-local.
sql/sql_select.cc:
  Changed last_query_cost status variable from global to thread-local.
sql/sql_show.cc:
  All SHOW_DOUBLE-type status variables are now assumed to be thread-local (there is 
  only one currently, last_query_cost, and this cset makes it thread-local)
This commit is contained in:
unknown 2005-05-18 05:39:10 +02:00
commit 83062698fd
6 changed files with 6 additions and 5 deletions
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sql/sql_class.cc
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@ -444,6 +444,7 @@ void add_to_status(STATUS_VAR *to_var, STATUS_VAR *from_var)
while (to != end)
*(to++)+= *(from++);
/* it doesn't make sense to add last_query_cost values */
}