Merge bk-internal.mysql.com:/home/bk/mysql-4.1-ndb

into  willster.(none):/home/stewart/Documents/MySQL/4.1/bug19914-mk2-merge2


sql/ha_myisammrg.cc:
  Auto merged
sql/ha_ndbcluster.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged

sql/examples/ha_archive.cc

@@ -972,7 +972,7 @@ int ha_archive::index_last(byte * buf)
 }
 
 
-void ha_archive::info(uint flag)
+int ha_archive::info(uint flag)
 {
   DBUG_ENTER("ha_archive::info");
 
@@ -980,7 +980,7 @@ void ha_archive::info(uint flag)
   records= share->rows_recorded;
   deleted= 0;
 
-  DBUG_VOID_RETURN;
+  DBUG_RETURN(0);
 }
 
 int ha_archive::extra(enum ha_extra_function operation)

sql/examples/ha_archive.h

@@ -116,7 +116,7 @@ public:
   int read_data_header(gzFile file_to_read);
   int write_data_header(gzFile file_to_write);
   void position(const byte *record);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int reset(void);
   int external_lock(THD *thd, int lock_type);

sql/examples/ha_example.cc

@@ -486,10 +486,10 @@ int ha_example::rnd_pos(byte * buf, byte *pos)
     sql_update.cc
 
 */
-void ha_example::info(uint flag)
+int ha_example::info(uint flag)
 {
   DBUG_ENTER("ha_example::info");
-  DBUG_VOID_RETURN;
+  DBUG_RETURN(0);
 }
 
 

sql/examples/ha_example.h

@@ -138,7 +138,7 @@ public:
   int rnd_next(byte *buf);                                      //required
   int rnd_pos(byte * buf, byte *pos);                           //required
   void position(const byte *record);                            //required
-  void info(uint);                                              //required
+  int info(uint);                                              //required
 
   int extra(enum ha_extra_function operation);
   int reset(void);

sql/examples/ha_tina.cc

@@ -683,13 +683,13 @@ int ha_tina::rnd_pos(byte * buf, byte *pos)
   Currently this table handler doesn't implement most of the fields
   really needed. SHOW also makes use of this data
 */
-void ha_tina::info(uint flag)
+int ha_tina::info(uint flag)
 {
   DBUG_ENTER("ha_tina::info");
   /* This is a lie, but you don't want the optimizer to see zero or 1 */
   if (records < 2) 
     records= 2;
-  DBUG_VOID_RETURN;
+  DBUG_RETURN(0);
 }
 
 /*

sql/examples/ha_tina.h

@@ -115,7 +115,7 @@ class ha_tina: public handler
   int rnd_pos(byte * buf, byte *pos);
   int rnd_end();
   void position(const byte *record);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int reset(void);
   int external_lock(THD *thd, int lock_type);

sql/ha_berkeley.cc

@@ -1715,7 +1715,7 @@ void ha_berkeley::position(const byte *record)
 }
 
 
-void ha_berkeley::info(uint flag)
+int ha_berkeley::info(uint flag)
 {
   DBUG_ENTER("ha_berkeley::info");
   if (flag & HA_STATUS_VARIABLE)
@@ -1735,7 +1735,7 @@ void ha_berkeley::info(uint flag)
   /* Don't return key if we got an error for the internal primary key */
   if (flag & HA_STATUS_ERRKEY && last_dup_key < table->keys)
     errkey= last_dup_key;
-  DBUG_VOID_RETURN;
+  DBUG_RETURN(0);
 }
 
 

sql/ha_berkeley.h

@@ -127,7 +127,7 @@ class ha_berkeley: public handler
   int rnd_next(byte *buf);
   int rnd_pos(byte * buf, byte *pos);
   void position(const byte *record);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int reset(void);
   int external_lock(THD *thd, int lock_type);

sql/ha_blackhole.cc

@@ -100,7 +100,7 @@ void ha_blackhole::position(const byte *record)
 }
 
 
-void ha_blackhole::info(uint flag)
+int ha_blackhole::info(uint flag)
 {
   DBUG_ENTER("ha_blackhole::info");
 
@@ -114,7 +114,7 @@ void ha_blackhole::info(uint flag)
   delete_length= 0;
   if (flag & HA_STATUS_AUTO)
     auto_increment_value= 1;
-  DBUG_VOID_RETURN;
+  DBUG_RETURN(0);
 }
 
 int ha_blackhole::external_lock(THD *thd, int lock_type)

sql/ha_blackhole.h

@@ -78,7 +78,7 @@ public:
   int index_first(byte * buf);
   int index_last(byte * buf);
   void position(const byte *record);
-  void info(uint flag);
+  int info(uint flag);
   int external_lock(THD *thd, int lock_type);
   uint lock_count(void) const;
   int create(const char *name, TABLE *table_arg,

sql/ha_heap.cc

@@ -282,7 +282,7 @@ void ha_heap::position(const byte *record)
   *(HEAP_PTR*) ref= heap_position(file);	// Ref is aligned
 }
 
-void ha_heap::info(uint flag)
+int ha_heap::info(uint flag)
 {
   HEAPINFO info;
   (void) heap_info(file,&info,flag);
@@ -304,6 +304,7 @@ void ha_heap::info(uint flag)
   */
   if (key_stat_version != file->s->key_stat_version)
     update_key_stats();
+  return 0;
 }
 
 int ha_heap::extra(enum ha_extra_function operation)

sql/ha_heap.h

@@ -80,7 +80,7 @@ public:
   int rnd_next(byte *buf);
   int rnd_pos(byte * buf, byte *pos);
   void position(const byte *record);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int external_lock(THD *thd, int lock_type);
   int delete_all_rows(void);

sql/ha_innodb.cc

@@ -4570,7 +4570,7 @@ ha_innobase::read_time(
 Returns statistics information of the table to the MySQL interpreter,
 in various fields of the handle object. */
 
-void
+int
 ha_innobase::info(
 /*==============*/
 	uint flag)	/* in: what information MySQL requests */
@@ -4593,7 +4593,7 @@ ha_innobase::info(
 
         if (srv_force_recovery >= SRV_FORCE_NO_IBUF_MERGE) {
 
-                DBUG_VOID_RETURN;
+                DBUG_RETURN(HA_ERR_CRASHED);
         }
 
 	/* We do not know if MySQL can call this function before calling
@@ -4758,7 +4758,7 @@ ha_innobase::info(
 
 	prebuilt->trx->op_info = (char*)"";
 
-  	DBUG_VOID_RETURN;
+  	DBUG_RETURN(0);
 }
 
 /**************************************************************************

sql/ha_innodb.h

@@ -142,7 +142,7 @@ class ha_innobase: public handler
   	int rnd_pos(byte * buf, byte *pos);
 
   	void position(const byte *record);
-  	void info(uint);
+  	int info(uint);
         int analyze(THD* thd,HA_CHECK_OPT* check_opt);
         int optimize(THD* thd,HA_CHECK_OPT* check_opt);
 	int discard_or_import_tablespace(my_bool discard);

sql/ha_isam.cc

@@ -178,7 +178,7 @@ void ha_isam::position(const byte *record)
   ha_store_ptr(ref, ref_length, position);
 }
 
-void ha_isam::info(uint flag)
+int ha_isam::info(uint flag)
 {
   N_ISAMINFO info;
   (void) nisam_info(file,&info,flag);
@@ -224,6 +224,7 @@ void ha_isam::info(uint flag)
   }
   if (flag & HA_STATUS_TIME)
     update_time = info.update_time;
+  return 0;
 }
 
 

sql/ha_isam.h

@@ -67,7 +67,7 @@ class ha_isam: public handler
   int rnd_next(byte *buf);
   int rnd_pos(byte * buf, byte *pos);
   void position(const byte *record);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int external_lock(THD *thd, int lock_type);
   ha_rows records_in_range(uint inx, key_range *min_key, key_range *max_key);

sql/ha_isammrg.cc

@@ -149,7 +149,7 @@ void ha_isammrg::position(const byte *record)
 }
 
 
-void ha_isammrg::info(uint flag)
+int ha_isammrg::info(uint flag)
 {
   MERGE_INFO info;
   (void) mrg_info(file,&info,flag);
@@ -163,6 +163,7 @@ void ha_isammrg::info(uint flag)
   block_size=0;
   update_time=0;
   ref_length=4;					// Should be big enough
+  return 0;
 }
 
 

sql/ha_isammrg.h

@@ -58,7 +58,7 @@ class ha_isammrg: public handler
   int rnd_next(byte *buf);
   int rnd_pos(byte * buf, byte *pos);
   void position(const byte *record);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int external_lock(THD *thd, int lock_type);
   uint lock_count(void) const;

sql/ha_myisam.cc

@@ -1214,7 +1214,7 @@ void ha_myisam::position(const byte* record)
   ha_store_ptr(ref, ref_length, position);
 }
 
-void ha_myisam::info(uint flag)
+int ha_myisam::info(uint flag)
 {
   MI_ISAMINFO info;
   char name_buff[FN_REFLEN];
@@ -1273,6 +1273,8 @@ void ha_myisam::info(uint flag)
     update_time = info.update_time;
   if (flag & HA_STATUS_AUTO)
     auto_increment_value= info.auto_increment;
+
+  return 0;
 }
 
 

sql/ha_myisam.h

@@ -100,7 +100,7 @@ class ha_myisam: public handler
   int rnd_pos(byte * buf, byte *pos);
   int restart_rnd_next(byte *buf, byte *pos);
   void position(const byte *record);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int extra_opt(enum ha_extra_function operation, ulong cache_size);
   int external_lock(THD *thd, int lock_type);

sql/ha_myisammrg.cc

@@ -218,7 +218,7 @@ ha_rows ha_myisammrg::records_in_range(uint inx, key_range *min_key,
 }
 
 
-void ha_myisammrg::info(uint flag)
+int ha_myisammrg::info(uint flag)
 {
   MYMERGE_INFO info;
   (void) myrg_status(file,&info,flag);
@@ -266,6 +266,7 @@ void ha_myisammrg::info(uint flag)
              min(file->keys, table->key_parts));
     }
   }
+  return 0;
 }
 
 

sql/ha_myisammrg.h

@@ -71,7 +71,7 @@ class ha_myisammrg: public handler
   int rnd_pos(byte * buf, byte *pos);
   void position(const byte *record);
   ha_rows records_in_range(uint inx, key_range *min_key, key_range *max_key);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int extra_opt(enum ha_extra_function operation, ulong cache_size);
   int external_lock(THD *thd, int lock_type);

sql/ha_ndbcluster.cc

@@ -85,7 +85,7 @@ static int packfrm(const void *data, uint len, const void **pack_data, uint *pac
 static int unpackfrm(const void **data, uint *len,
 		     const void* pack_data);
 
-static int ndb_get_table_statistics(Ndb*, const char *, 
+static int ndb_get_table_statistics(ha_ndbcluster*, bool, Ndb*, const char *,
 				    Uint64* rows, Uint64* commits);
 
 
@@ -258,11 +258,13 @@ void ha_ndbcluster::set_rec_per_key()
   DBUG_VOID_RETURN;
 }
 
-void ha_ndbcluster::records_update()
+int ha_ndbcluster::records_update()
 {
   if (m_ha_not_exact_count)
-    return;
+    return 0;
   DBUG_ENTER("ha_ndbcluster::records_update");
+  int result= 0;
+
   struct Ndb_local_table_statistics *info= 
     (struct Ndb_local_table_statistics *)m_table_info;
   DBUG_PRINT("info", ("id=%d, no_uncommitted_rows_count=%d",
@@ -273,7 +275,9 @@ void ha_ndbcluster::records_update()
     Ndb *ndb= get_ndb();
     Uint64 rows;
     ndb->setDatabaseName(m_dbname);
-    if(ndb_get_table_statistics(ndb, m_tabname, &rows, 0) == 0){
+    result= ndb_get_table_statistics(this, true, ndb, m_tabname, &rows, 0);
+    if(result == 0)
+    {
       info->records= rows;
     }
   }
@@ -282,8 +286,9 @@ void ha_ndbcluster::records_update()
     if (((Thd_ndb*)(thd->transaction.thd_ndb))->error)
       info->no_uncommitted_rows_count= 0;
   }
+  if(result==0)
     records= info->records+ info->no_uncommitted_rows_count;
-  DBUG_VOID_RETURN;
+  DBUG_RETURN(result);
 }
 
 void ha_ndbcluster::no_uncommitted_rows_execute_failure()
@@ -2886,8 +2891,9 @@ void ha_ndbcluster::position(const byte *record)
 }
 
 
-void ha_ndbcluster::info(uint flag)
+int ha_ndbcluster::info(uint flag)
 {
+  int result= 0;
   DBUG_ENTER("info");
   DBUG_PRINT("enter", ("flag: %d", flag));
   
@@ -2905,17 +2911,17 @@ void ha_ndbcluster::info(uint flag)
       if (m_ha_not_exact_count)
 	records= 100;
       else
-	records_update();
+	result= records_update();
     }
     else
     {
       if ((my_errno= check_ndb_connection()))
-        DBUG_VOID_RETURN;
+        DBUG_RETURN(my_errno);
       Ndb *ndb= get_ndb();
       Uint64 rows= 100;
       ndb->setDatabaseName(m_dbname);
       if (current_thd->variables.ndb_use_exact_count)
-	ndb_get_table_statistics(ndb, m_tabname, &rows, 0);
+	result= ndb_get_table_statistics(this, true, ndb, m_tabname, &rows, 0);
       records= rows;
     }
   }
@@ -2940,7 +2946,11 @@ void ha_ndbcluster::info(uint flag)
         ndb->readAutoIncrementValue((const NDBTAB *) m_table);
     }
   }
-  DBUG_VOID_RETURN;
+
+  if(result == -1)
+    result= HA_ERR_NO_CONNECTION;
+
+  DBUG_RETURN(result);
 }
 
 
@@ -4394,7 +4404,15 @@ int ha_ndbcluster::open(const char *name, int mode, uint test_if_locked)
   
   res= get_metadata(name);
   if (!res)
-    info(HA_STATUS_VARIABLE | HA_STATUS_CONST);
+  {
+    Ndb *ndb= get_ndb();
+    ndb->setDatabaseName(m_dbname);
+    Uint64 rows= 0;
+    res= ndb_get_table_statistics(NULL, false, ndb, m_tabname, &rows, 0);
+    records= rows;
+    if(!res)
+      res= info(HA_STATUS_CONST);
+  }
 
   DBUG_RETURN(res);
 }
@@ -5276,13 +5294,15 @@ static int unpackfrm(const void **unpack_data, uint *unpack_len,
 
 static 
 int
-ndb_get_table_statistics(Ndb* ndb, const char * table, 
+ndb_get_table_statistics(ha_ndbcluster* file, bool report_error, Ndb* ndb,
+                         const char * table,
 			 Uint64* row_count, Uint64* commit_count)
 {
   DBUG_ENTER("ndb_get_table_statistics");
   DBUG_PRINT("enter", ("table: %s", table));
   NdbConnection* pTrans;
   NdbError error;
+  int reterr= 0;
   int retries= 10;
   int retry_sleep= 30 * 1000; /* 30 milliseconds */
 
@@ -5351,6 +5371,19 @@ ndb_get_table_statistics(Ndb* ndb, const char * table,
     DBUG_RETURN(0);
 
 retry:
+    if(report_error)
+    {
+      if (file)
+      {
+        reterr= file->ndb_err(pTrans);
+      }
+      else
+      {
+        const NdbError& tmp= error;
+        ERR_PRINT(tmp);
+        reterr= ndb_to_mysql_error(&tmp);
+      }
+    }
     if (pTrans)
     {
       ndb->closeTransaction(pTrans);
@@ -5363,8 +5396,9 @@ retry:
     }
     break;
   } while(1);
-  DBUG_PRINT("exit", ("failed, error %u(%s)", error.code, error.message));
-  ERR_RETURN(error);
+  DBUG_PRINT("exit", ("failed, reterr: %u, NdbError %u(%s)", reterr,
+                      error.code, error.message));
+  DBUG_RETURN(reterr);
 }
 
 /*

sql/ha_ndbcluster.h

@@ -115,7 +115,7 @@ class ha_ndbcluster: public handler
   int read_range_next();
 
   bool get_error_message(int error, String *buf);
-  void info(uint);
+  int info(uint);
   int extra(enum ha_extra_function operation);
   int extra_opt(enum ha_extra_function operation, ulong cache_size);
   int reset();
@@ -154,6 +154,11 @@ class ha_ndbcluster: public handler
   static void set_dbname(const char *pathname, char *dbname);
   static void set_tabname(const char *pathname, char *tabname);
 
+  /*
+   * Internal to ha_ndbcluster, used by C functions
+   */
+  int ndb_err(NdbConnection*);
+
  private:
   int alter_table_name(const char *to);
   int drop_table();
@@ -206,7 +211,6 @@ class ha_ndbcluster: public handler
 
   longlong get_auto_increment();
   void invalidate_dictionary_cache(bool global);
-  int ndb_err(NdbConnection*);
   bool uses_blob_value(bool all_fields);
 
   int write_ndb_file();
@@ -256,7 +260,7 @@ class ha_ndbcluster: public handler
 
   Ndb *get_ndb();
   void set_rec_per_key();
-  void records_update();
+  int records_update();
   void no_uncommitted_rows_execute_failure();
   void no_uncommitted_rows_update(int);
   void no_uncommitted_rows_init(THD *);

sql/handler.h

@@ -394,7 +394,7 @@ public:
                                    key_range *max_key)
     { return (ha_rows) 10; }
   virtual void position(const byte *record)=0;
-  virtual void info(uint)=0;
+  virtual int info(uint)=0;
   virtual int extra(enum ha_extra_function operation)
   { return 0; }
   virtual int extra_opt(enum ha_extra_function operation, ulong cache_size)

sql/item_sum.cc

@@ -1410,12 +1410,20 @@ bool Item_sum_count_distinct::add()
 
 longlong Item_sum_count_distinct::val_int()
 {
+  int error;
   DBUG_ASSERT(fixed == 1);
   if (!table)					// Empty query
     return LL(0);
   if (use_tree)
     return tree->elements_in_tree;
-  table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
+
+  error= table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
+
+  if(error)
+  {
+    table->file->print_error(error, MYF(0));
+  }
+
   return table->file->records;
 }
 

sql/opt_sum.cc

@@ -125,7 +125,12 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
     }
     else
     {
-      tl->table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
+      error= tl->table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
+      if(error)
+      {
+        tl->table->file->print_error(error, MYF(0));
+        return error;
+      }
       count*= tl->table->file->records;
     }
   }

sql/sql_delete.cc

@@ -43,7 +43,12 @@ int mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
   if ((open_and_lock_tables(thd, table_list)))
     DBUG_RETURN(-1);
   table= table_list->table;
-  table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
+  error= table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
+  if (error)
+  {
+    table->file->print_error(error, MYF(0));
+    DBUG_RETURN(error);
+  }
   thd->proc_info="init";
   table->map=1;
 

sql/sql_select.cc

@@ -538,6 +538,8 @@ JOIN::optimize()
     {
       if (res > 1)
       {
+        thd->fatal_error();
+        error= res;
 	DBUG_RETURN(1);
       }
       if (res < 0)
@@ -1796,7 +1798,12 @@ make_join_statistics(JOIN *join,TABLE_LIST *tables,COND *conds,
     s->checked_keys.init();
     s->needed_reg.init();
     table_vector[i]=s->table=table=tables->table;
-    table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);// record count
+    error= table->file->info(HA_STATUS_VARIABLE | HA_STATUS_NO_LOCK);
+    if(error)
+    {
+        table->file->print_error(error, MYF(0));
+        DBUG_RETURN(1);
+    }
     table->quick_keys.clear_all();
     table->reginfo.join_tab=s;
     table->reginfo.not_exists_optimize=0;

sql/sql_union.cc

@@ -492,7 +492,12 @@ int st_select_lex_unit::exec()
 	DBUG_RETURN(res);
       }
       /* Needed for the following test and for records_at_start in next loop */
-      table->file->info(HA_STATUS_VARIABLE);
+      int error= table->file->info(HA_STATUS_VARIABLE);
+      if(error)
+      {
+        table->file->print_error(error, MYF(0));
+        DBUG_RETURN(1);
+      }
       if (found_rows_for_union && !sl->braces && 
           select_limit_cnt != HA_POS_ERROR)
       {