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-rw-r--r--sql/mysql_priv.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sql/mysql_priv.h b/sql/mysql_priv.h
index e17847ebe24..4b32d012791 100644
--- a/sql/mysql_priv.h
+++ b/sql/mysql_priv.h
@@ -836,6 +836,7 @@ extern char glob_hostname[FN_REFLEN], mysql_home[FN_REFLEN];
extern char pidfile_name[FN_REFLEN], time_zone[30], *opt_init_file;
extern char log_error_file[FN_REFLEN];
extern double log_10[32];
+extern double last_query_cost;
extern ulonglong keybuff_size;
extern ulong refresh_version,flush_version, thread_id,query_id,opened_tables;
extern ulong created_tmp_tables, created_tmp_disk_tables;