Merge orca.ndb.mysql.com:/export/home/space/pekka/ndb/version/my51-ndb

into  orca.ndb.mysql.com:/export/home/space/pekka/ndb/version/my51-bug21191


sql/mysqld.cc:
  Auto merged

mysql-test/r/ndb_index_ordered.result

@@ -663,7 +663,7 @@ set autocommit=1;
 show session variables like 'ndb_index_stat_%';
 Variable_name	Value
 ndb_index_stat_cache_entries	32
-ndb_index_stat_enable	ON
+ndb_index_stat_enable	OFF
 ndb_index_stat_update_freq	20
 set ndb_index_stat_enable = off;
 show session variables like 'ndb_index_stat_%';
@@ -794,5 +794,5 @@ set ndb_index_stat_update_freq = @@global.ndb_index_stat_update_freq;
 show session variables like 'ndb_index_stat_%';
 Variable_name	Value
 ndb_index_stat_cache_entries	32
-ndb_index_stat_enable	ON
+ndb_index_stat_enable	OFF
 ndb_index_stat_update_freq	20

sql/mysqld.cc

@@ -4704,7 +4704,6 @@ enum options_mysqld
   OPT_NDB_MGMD, OPT_NDB_NODEID,
   OPT_NDB_DISTRIBUTION,
   OPT_NDB_INDEX_STAT_ENABLE,
-  OPT_NDB_INDEX_STAT_CACHE_ENTRIES, OPT_NDB_INDEX_STAT_UPDATE_FREQ,
   OPT_NDB_EXTRA_LOGGING,
   OPT_NDB_REPORT_THRESH_BINLOG_EPOCH_SLIP,
   OPT_NDB_REPORT_THRESH_BINLOG_MEM_USAGE,
@@ -5414,19 +5413,7 @@ Disable with --skip-ndbcluster (will save memory).",
    "Use ndb index statistics in query optimization.",
    (gptr*) &global_system_variables.ndb_index_stat_enable,
    (gptr*) &max_system_variables.ndb_index_stat_enable,
-   0, GET_BOOL, OPT_ARG, 1, 0, 1, 0, 0, 0},
-  {"ndb-index-stat-cache-entries", OPT_NDB_INDEX_STAT_CACHE_ENTRIES,
-   "Number of start/end keys to store in statistics memory cache."
-    " Zero means no cache and forces query of db nodes always.",
-   (gptr*) &global_system_variables.ndb_index_stat_cache_entries,
-   (gptr*) &max_system_variables.ndb_index_stat_cache_entries,
-   0, GET_ULONG, OPT_ARG, 32, 0, ~0L, 0, 0, 0},
-  {"ndb-index-stat-update-freq", OPT_NDB_INDEX_STAT_UPDATE_FREQ,
-   "How often, in the long run, to query db nodes instead of statistics cache."
-   " For example 20 means every 20th time.",
-   (gptr*) &global_system_variables.ndb_index_stat_update_freq,
-   (gptr*) &max_system_variables.ndb_index_stat_update_freq,
-   0, GET_ULONG, OPT_ARG, 20, 0, ~0L, 0, 0, 0},
+   0, GET_BOOL, OPT_ARG, 0, 0, 1, 0, 0, 0},
 #endif
   {"ndb-use-copying-alter-table",
    OPT_NDB_USE_COPYING_ALTER_TABLE,
@@ -7055,7 +7042,7 @@ static void mysql_init_variables(void)
 #endif
 #ifdef WITH_NDBCLUSTER_STORAGE_ENGINE
   have_ndbcluster=SHOW_OPTION_DISABLED;
-  global_system_variables.ndb_index_stat_enable=TRUE;
+  global_system_variables.ndb_index_stat_enable=FALSE;
   max_system_variables.ndb_index_stat_enable=TRUE;
   global_system_variables.ndb_index_stat_cache_entries=32;
   max_system_variables.ndb_index_stat_cache_entries=~0L;

storage/ndb/test/ndbapi/Makefile.am

@@ -36,7 +36,8 @@ testPartitioning \
 testBitfield \
 DbCreate DbAsyncGenerator \
 testSRBank \
-test_event_merge
+test_event_merge \
+testIndexStat
 
 EXTRA_PROGRAMS = \
  test_event \
@@ -87,6 +88,7 @@ DbAsyncGenerator_SOURCES = bench/mainAsyncGenerator.cpp bench/asyncGenerator.cpp
 testSRBank_SOURCES = testSRBank.cpp
 test_event_merge_SOURCES = test_event_merge.cpp
 test_event_multi_table_SOURCES = test_event_multi_table.cpp
+testIndexStat_SOURCES = testIndexStat.cpp
 
 INCLUDES_LOC = -I$(top_srcdir)/storage/ndb/include/kernel
 
@@ -168,3 +170,4 @@ testScan.dsp: Makefile \
 	@$(top_srcdir)/storage/ndb/config/win-sources $@ $(testScan_SOURCES)
 	@$(top_srcdir)/storage/ndb/config/win-libraries $@ LINK $(LDADD)
 
+