diff options
Diffstat (limited to 'sql/sql_class.h')
-rw-r--r-- | sql/sql_class.h | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/sql/sql_class.h b/sql/sql_class.h index b4428714c28..d278a797c07 100644 --- a/sql/sql_class.h +++ b/sql/sql_class.h @@ -2167,6 +2167,39 @@ struct wait_for_commit void reinit(); }; + +class Sp_caches +{ +public: + sp_cache *sp_proc_cache; + sp_cache *sp_func_cache; + sp_cache *sp_package_spec_cache; + sp_cache *sp_package_body_cache; + Sp_caches() + :sp_proc_cache(NULL), + sp_func_cache(NULL), + sp_package_spec_cache(NULL), + sp_package_body_cache(NULL) + { } + ~Sp_caches() + { + // All caches must be freed by the caller explicitly + DBUG_ASSERT(sp_proc_cache == NULL); + DBUG_ASSERT(sp_func_cache == NULL); + DBUG_ASSERT(sp_package_spec_cache == NULL); + DBUG_ASSERT(sp_package_body_cache == NULL); + } + void sp_caches_swap(Sp_caches &rhs) + { + swap_variables(sp_cache*, sp_proc_cache, rhs.sp_proc_cache); + swap_variables(sp_cache*, sp_func_cache, rhs.sp_func_cache); + swap_variables(sp_cache*, sp_package_spec_cache, rhs.sp_package_spec_cache); + swap_variables(sp_cache*, sp_package_body_cache, rhs.sp_package_body_cache); + } + void sp_caches_clear(); +}; + + extern "C" void my_message_sql(uint error, const char *str, myf MyFlags); /** @@ -2185,7 +2218,8 @@ class THD :public Statement, */ public Item_change_list, public MDL_context_owner, - public Open_tables_state + public Open_tables_state, + public Sp_caches { private: inline bool is_stmt_prepare() const @@ -3180,10 +3214,6 @@ public: enum_sql_command last_sql_command; // Last sql_command exceuted in mysql_execute_command() sp_rcontext *spcont; // SP runtime context - sp_cache *sp_proc_cache; - sp_cache *sp_func_cache; - sp_cache *sp_package_spec_cache; - sp_cache *sp_package_body_cache; /** number of name_const() substitutions, see sp_head.cc:subst_spvars() */ uint query_name_consts; |