Commit dfef3787 authored by unknown's avatar unknown
Browse files

changed query cache type variable for ndb

parent eeca9375

sql/ha_ndbcluster.cc

+14 −5
Original line number Diff line number Diff line
@@ -3025,7 +3025,9 @@ int ha_ndbcluster::external_lock(THD *thd, int lock_type) 
      m_transaction_on= FALSE;

    else

      m_transaction_on= thd->variables.ndb_use_transactions;

    m_use_local_query_cache= thd->variables.ndb_use_local_query_cache;

#ifdef HAVE_QUERY_CACHE

    m_query_cache_type= thd->variables.ndb_query_cache_type;

#endif



    m_active_trans= thd->transaction.all.ndb_tid ? 

      (NdbConnection*)thd->transaction.all.ndb_tid:
@@ -3751,7 +3753,7 @@ ha_ndbcluster::ha_ndbcluster(TABLE *table_arg): 
  m_force_send(TRUE),

  m_autoincrement_prefetch(32),

  m_transaction_on(TRUE),

  m_use_local_query_cache(FALSE)

  m_query_cache_type(0)

{

  int i;
@@ -4455,11 +4457,18 @@ const char* ha_ndbcluster::index_type(uint key_number) 
}

uint8 ha_ndbcluster::table_cache_type()

{

  if (m_use_local_query_cache)

  switch (m_query_cache_type)

  {

  case 0:

    return HA_CACHE_TBL_NOCACHE;

  case 1:

    return HA_CACHE_TBL_ASKTRANSACT;

  case 2:

    return HA_CACHE_TBL_TRANSACT;

  else

  default:

    return HA_CACHE_TBL_NOCACHE;

  }

}



/*

  Handling the shared NDB_SHARE structure that is needed to

sql/ha_ndbcluster.h

+1 −1
Original line number Diff line number Diff line
@@ -244,7 +244,7 @@ class ha_ndbcluster: public handler 
  bool m_force_send;

  ha_rows m_autoincrement_prefetch;

  bool m_transaction_on;

  bool m_use_local_query_cache;

  ulong m_query_cache_type;



  void set_rec_per_key();

  void records_update();

sql/mysqld.cc

+11 −7
Original line number Diff line number Diff line
@@ -3954,7 +3954,7 @@ enum options_mysqld 
  OPT_INNODB, OPT_ISAM,

  OPT_NDBCLUSTER, OPT_NDB_CONNECTSTRING, OPT_NDB_USE_EXACT_COUNT,

  OPT_NDB_FORCE_SEND, OPT_NDB_AUTOINCREMENT_PREFETCH_SZ,

  OPT_NDB_USE_LOCAL_QUERY_CACHE,

  OPT_NDB_QUERY_CACHE_TYPE,

  OPT_SKIP_SAFEMALLOC,

  OPT_TEMP_POOL, OPT_TX_ISOLATION,

  OPT_SKIP_STACK_TRACE, OPT_SKIP_SYMLINKS,
@@ -4414,12 +4414,16 @@ Disable with --skip-ndbcluster (will save memory).", 
   (gptr*) &global_system_variables.ndb_use_exact_count,

   (gptr*) &global_system_variables.ndb_use_exact_count,

   0, GET_BOOL, OPT_ARG, 1, 0, 0, 0, 0, 0},

  {"ndb_use_local_query_cache", OPT_NDB_USE_LOCAL_QUERY_CACHE,

   "Use local query cache, note that this cache will _not_ "

   "be invalidated if data is updated through other mysql servers",

   (gptr*) &global_system_variables.ndb_use_local_query_cache,

   (gptr*) &global_system_variables.ndb_use_local_query_cache,

   0, GET_BOOL, OPT_ARG, 0, 0, 0, 0, 0, 0},

#ifdef HAVE_QUERY_CACHE

  {"ndb_query_cache_type", OPT_NDB_QUERY_CACHE_TYPE,

   "0 = OFF = Don't cache or retrieve results. 1 = ON = Cache as query_cache_type states and "

   "invalidate cache if tables are updated by other mysql servers. "

   "2 = LOCAL = Cache as query_cache_type states and don't bother about what's happening on other "

   "mysql servers.",

   (gptr*) &global_system_variables.ndb_query_cache_type,

   (gptr*) &global_system_variables.ndb_query_cache_type,

   0, GET_ULONG, REQUIRED_ARG, 0, 0, 2, 0, 0, 0},

#endif

#endif

  {"new", 'n', "Use very new possible 'unsafe' functions.",

   (gptr*) &global_system_variables.new_mode,

sql/set_var.cc

+12 −6
Original line number Diff line number Diff line
@@ -370,9 +370,12 @@ sys_ndb_force_send("ndb_force_send", 
sys_var_thd_bool

sys_ndb_use_exact_count("ndb_use_exact_count",

			&SV::ndb_use_exact_count);

sys_var_thd_bool

sys_ndb_use_local_query_cache("ndb_use_local_query_cache",

			      &SV::ndb_use_local_query_cache);

#ifdef HAVE_QUERY_CACHE

sys_var_thd_enum

sys_ndb_query_cache_type("ndb_query_cache_type",

		    &SV::ndb_query_cache_type,

		    &ndb_query_cache_type_typelib);

#endif

sys_var_thd_bool

sys_ndb_use_transactions("ndb_use_transactions",

			 &SV::ndb_use_transactions);
@@ -637,7 +640,9 @@ sys_var *sys_variables[]= 
  &sys_ndb_autoincrement_prefetch_sz,

  &sys_ndb_force_send,

  &sys_ndb_use_exact_count,

  &sys_ndb_use_local_query_cache,

#ifdef HAVE_QUERY_CACHE

  &sys_ndb_query_cache_type,

#endif

  &sys_ndb_use_transactions,

#endif

  &sys_unique_checks,
@@ -805,8 +810,9 @@ struct show_var_st init_vars[]= { 
   (char*) &sys_ndb_autoincrement_prefetch_sz,                      SHOW_SYS},

  {sys_ndb_force_send.name,   (char*) &sys_ndb_force_send,          SHOW_SYS},

  {sys_ndb_use_exact_count.name,(char*) &sys_ndb_use_exact_count,   SHOW_SYS},

  {sys_ndb_use_local_query_cache.name,

   (char*) &sys_ndb_use_local_query_cache,                          SHOW_SYS},

#ifdef HAVE_QUERY_CACHE

  {sys_ndb_query_cache_type.name,(char*) &sys_ndb_query_cache_type, SHOW_SYS},

#endif

  {sys_ndb_use_transactions.name,(char*) &sys_ndb_use_transactions, SHOW_SYS},

#endif

  {sys_net_buffer_length.name,(char*) &sys_net_buffer_length,       SHOW_SYS},

sql/sql_cache.cc

+6 −0
Original line number Diff line number Diff line
@@ -366,6 +366,12 @@ TYPELIB query_cache_type_typelib= 
  array_elements(query_cache_type_names)-1,"", query_cache_type_names, NULL

};



const char *ndb_query_cache_type_names[]= { "OFF", "ON", "LOCAL",NullS };

TYPELIB ndb_query_cache_type_typelib=

{

  array_elements(ndb_query_cache_type_names)-1,"", ndb_query_cache_type_names, NULL

};



/*****************************************************************************

 Query_cache_block_table method(s)

*****************************************************************************/