Merge work:/home/bk/mysql

into mysql.sashanet.com:/home/sasha/src/bk/mysql

.bzrignore

@@ -197,3 +197,4 @@ bdb/build_win32/db.h
 bdb/dist/configure
 bdb/dist/tags
 bdb/build_unix/*
+sql/.gdbinit

BUILD/compile-pentium

@@ -7,11 +7,6 @@ extra_flags="$pentium_cflags $fast_cflags"
 extra_configs="$pentium_configs"
 strip=yes
 
-# Use the optimized version if it exists
-if test -d /usr/local/BerkeleyDB-opt/
-then
- extra_configs="$extra_configs --with-berkeley-db=/usr/local/BerkeleyDB-opt/"
-fi
-extra_configs="$extra_configs --with-innobase"
+extra_configs="$extra_configs --with-berkeley-db --with-innobase"
 
 . "$path/FINISH.sh"

BUILD/compile-pentium-debug

@@ -8,11 +8,6 @@ c_warnings="$c_warnings $debug_extra_warnings"
 cxx_warnings="$cxx_warnings $debug_extra_warnings"
 extra_configs="$pentium_configs $debug_configs"
 
-# Use the debug version if it exists
-if test -d /usr/local/BerkeleyDB-dbug/
-then
- extra_configs="$extra_configs --with-berkeley-db=/usr/local/BerkeleyDB-dbug/"
-fi
-extra_configs="$extra_configs --with-innobase"
+extra_configs="$extra_configs --with-berkeley-db --with-innobase"
 
 . "$path/FINISH.sh"

Docs/manual.texi

@@ -595,7 +595,7 @@ Replication in MySQL
 * Replication Options::         Replication Options in my.cnf
 * Replication SQL::             SQL Commands related to replication
 * Replication FAQ::             Frequently Asked Questions about replication
-* Troubleshooting Replication:: Troubleshooting Replication.  Troubleshooting Replication.  Troubleshooting Replication
+* Troubleshooting Replication:: Troubleshooting Replication.  Troubleshooting Replication.  Troubleshooting Replication.  Troubleshooting Replication
 
 Getting Maximum Performance from MySQL
 
@@ -895,6 +895,7 @@ Changes in release 4.0.x (Development; Alpha)
 
 Changes in release 3.23.x  (Stable)
 
+* News-3.23.34a::               
 * News-3.23.34::                Changes in release 3.23.34
 * News-3.23.33::                Changes in release 3.23.33
 * News-3.23.32::                Changes in release 3.23.32
@@ -5679,7 +5680,7 @@ To install the HP-UX tar.gz distribution, you must have a copy of GNU
 
 
 @cindex installing, source distribution
-@cindex source distribtuion, installing
+@cindex source distribution, installing
 @cindex installation overview
 @node Installing source, Installing source tree, Installing binary, Installing
 @section Installing a MySQL Source Distribution
@@ -23596,7 +23597,7 @@ The @code{GEMINI} table type is developed and supported by NuSphere Corporation
 (@uref{http://www.nusphere.com}).  It features row-level locking, transaction
 support (@code{COMMIT} and @code{ROLLBACK}), and automatic crash recovery.
 
-@code{GEMINI} tables will be included in the @strong{MySQL} 4.0 source
+@code{GEMINI} tables will be included in the @strong{MySQL} 3.23.35 source
 distribution.
 
 @node GEMINI start, GEMINI features, GEMINI overview, GEMINI
@@ -23674,10 +23675,10 @@ NuSphere is working on removing these limitations.
 @subsection INNOBASE Tables overview
 
 Innobase is included in the @strong{MySQL} source distribution starting
-from 3.23.34 and will be activated in the @strong{MySQL}-max binary.
+from 3.23.34a and will be activated in the @strong{MySQL}-max binary.
 
 If you have downloaded a binary version of @strong{MySQL} that includes
-support for Berkeley DB, simply follow the instructions for
+support for Innobase, simply follow the instructions for
 installing a binary version of @strong{MySQL}. @xref{Installing binary}.
 
 To compile @strong{MySQL} with Innobase support, download @strong{MySQL}
@@ -23686,7 +23687,7 @@ To compile @strong{MySQL} with Innobase support, download @strong{MySQL}
 
 @example
 cd /path/to/source/of/mysql-3.23.34
-./configure --with-berkeley-db
+./configure --with-innobase
 @end example
 
 Innobase provides MySQL with a transaction safe table handler with
@@ -26624,7 +26625,7 @@ tables}.
 * Replication Options::         Replication Options in my.cnf
 * Replication SQL::             SQL Commands related to replication
 * Replication FAQ::             Frequently Asked Questions about replication
-* Troubleshooting Replication:: Troubleshooting Replication.  Troubleshooting Replication.  Troubleshooting Replication
+* Troubleshooting Replication:: Troubleshooting Replication.  Troubleshooting Replication.  Troubleshooting Replication.  Troubleshooting Replication
 @end menu
 
 @node Replication Intro, Replication Implementation, Replication, Replication
@@ -40254,6 +40255,12 @@ If a test fails totally, you should check the logs file in the
 @item
 If you have compiled @strong{MySQL} with debugging you can try to debug this
 with the @code{--gdb} and @code{--debug} options to @code{mysql-test-run}.
+@xref{Making trace files}.
+
+If you have not compiled @strong{MySQL} for debugging you should probably
+do that.  Just specify the @code{--with-debug} options to @code{configure}!
+@xref{Installing source}.
+
 @end itemize
 
 @page
@@ -42049,6 +42056,7 @@ users uses this code as the rest of the code and because of this we are
 not yet 100 % confident in this code.
 
 @menu
+* News-3.23.34a::               
 * News-3.23.34::                Changes in release 3.23.34
 * News-3.23.33::                Changes in release 3.23.33
 * News-3.23.32::                Changes in release 3.23.32
@@ -42086,7 +42094,13 @@ not yet 100 % confident in this code.
 * News-3.23.0::                 Changes in release 3.23.0
 @end menu
 
-@node News-3.23.34, News-3.23.33, News-3.23.x, News-3.23.x
+@node News-3.23.34a, News-3.23.34, News-3.23.x, News-3.23.x
+@appendixsubsec Changes in release 3.23.34a
+@itemize @bullet
+Add extra files to distribution to allow one to compile Innobase.
+@end itemize
+
+@node News-3.23.34, News-3.23.33, News-3.23.34a, News-3.23.x
 @appendixsubsec Changes in release 3.23.34
 @itemize @bullet
 @item
@@ -42133,6 +42147,8 @@ Fixed bug in bi-directonal replication.
 Fixed bug in @code{BDB} tables when using index on multi-part key where a
 key part may be @code{NULL}.
 @item
+Fixed @code{MAX()} optimization on sub-key for @code{BDB} tables.
+@item
 Fixed problem with 'garbage results' when using @code{BDB} tables and
 @code{BLOB} or @code{TEXT} fields when joining many tables.
 @item
@@ -47046,6 +47062,12 @@ in some cases the @code{PROCEDURE} will not transform the columns.
 @item
 Creation of a table of type @code{MERGE} doesn't check if the underlying
 tables are of compatible types.
+@item
+@strong{MySQL} can't yet handle @code{NaN}, @code{-Inf} and @code{Inf}
+values in double. Using these will cause problems when trying to export
+and import data. We should as a intermediate solution change @code{NaN} to
+@code{NULL} (if possible) and @code{-Inf} and @code{Inf} to the
+Minimum respective maximum possible @code{double} value.
 @end itemize
 
 The following are known bugs in earlier versions of @strong{MySQL}:
@@ -47186,6 +47208,11 @@ characters in database, table and column names.
 @item
 Add a portable interface over @code{gethostbyaddr_r()} so that we can change
 @code{ip_to_hostname()} to not block other threads while doing DNS lookups.
+@item
+Add @code{record_in_range()} method to @code{MERGE} tables to be
+able to choose the right index when there is many to choose from. We should
+also extend the info interface to get the key distribution for each index,
+of @code{analyze} is run on all sub tables.
 @end itemize
 
 @node TODO future, TODO sometime, TODO MySQL 4.0, TODO
@@ -47677,7 +47704,7 @@ send mail to @email{mysql@@lists.mysql.com} and ask for help.  Please use the
 If you can cause the @code{mysqld} server to crash quickly, you can try to
 create a trace file of this:
 
-Start the @code{mysqld} server with a trace log in @file{/tmp/mysql.trace}.
+Start the @code{mysqld} server with a trace log in @file{/tmp/mysqld.trace}.
 The log file will get very @emph{BIG}.
 
 @code{mysqld --debug --log}

client/mysql.cc

@@ -39,7 +39,7 @@
 #include "my_readline.h"
 #include <signal.h>
 
-const char *VER="11.12";
+const char *VER="11.13";
 
 /* Don't try to make a nice table if the data is too big */
 #define MAX_COLUMN_LENGTH	     1024
@@ -1518,6 +1518,22 @@ com_ego(String *buffer,char *line)
   return result;
 }
 
+static void
+print_field_types(MYSQL_RES *result)
+{
+  MYSQL_FIELD	*field;  
+  while ((field = mysql_fetch_field(result)))
+  {
+    tee_fprintf(PAGER,"%s '%s' %d %d %d %d %d\n",
+		field->name,
+		field->table ? "" : field->table,
+		(int) field->type,
+		field->length, field->max_length, 
+		field->flags, field->decimals);
+  }
+  tee_puts("", PAGER);
+}
+
 
 static void
 print_table_data(MYSQL_RES *result)
@@ -1528,6 +1544,11 @@ print_table_data(MYSQL_RES *result)
   bool		*num_flag;
 
   num_flag=(bool*) my_alloca(sizeof(bool)*mysql_num_fields(result));
+  if (info_flag)
+  {
+    print_field_types(result);
+    mysql_field_seek(result,0);
+  }
   separator.copy("+",1);
   while ((field = mysql_fetch_field(result)))
   {

client/mysqladmin.c

@@ -28,9 +28,9 @@
 #include <my_pthread.h>				/* because of signal()	*/
 #endif
 
-#define ADMIN_VERSION "8.17"
+#define ADMIN_VERSION "8.18"
 #define MAX_MYSQL_VAR 64
-#define MAX_TIME_TO_WAIT 3600			/* Wait for shutdown */
+#define SHUTDOWN_DEF_TIMEOUT 3600		/* Wait for shutdown */
 #define MAX_TRUNC_LENGTH 3
 
 char truncated_var_names[MAX_MYSQL_VAR][MAX_TRUNC_LENGTH];
@@ -40,7 +40,7 @@ static int interval=0;
 static my_bool option_force=0,interrupted=0,new_line=0,
                opt_compress=0, opt_relative=0, opt_verbose=0, opt_vertical=0;
 static uint tcp_port = 0, option_wait = 0, option_silent=0;
-static ulong opt_connect_timeout;
+static ulong opt_connect_timeout, opt_shutdown_timeout;
 static my_string unix_port=0;
 
 /* When using extended-status relatively, ex_val_max_len is the estimated
@@ -134,6 +134,8 @@ static struct option long_options[] = {
 
 CHANGEABLE_VAR changeable_vars[] = {
   { "connect_timeout", (long*) &opt_connect_timeout, 0, 0, 3600*12, 0, 1},
+  { "shutdown_timeout", (long*) &opt_shutdown_timeout, SHUTDOWN_DEF_TIMEOUT, 0,
+    3600*12, 0, 1},
   { 0, 0, 0, 0, 0, 0, 0}  
 };
 
@@ -148,6 +150,7 @@ int main(int argc,char *argv[])
   MY_INIT(argv[0]);
   mysql_init(&mysql);
   load_defaults("my",load_default_groups,&argc,&argv);
+  set_all_changeable_vars( changeable_vars );
 
   while ((c=getopt_long(argc,argv,"h:i:p::u:#::P:sS:Ct:fq?vVw::WrEO:",
 			long_options, &option_index)) != EOF)
@@ -1125,7 +1128,7 @@ static void wait_pidfile(char *pidfile)
   uint count=0;
 
   system_filename(buff,pidfile);
-  while ((fd = open(buff, O_RDONLY)) >= 0 && count++ < MAX_TIME_TO_WAIT)
+  while ((fd = open(buff, O_RDONLY)) >= 0 && count++ < opt_shutdown_timeout)
   {
     close(fd);
     sleep(1);

configure.in

@@ -4,7 +4,7 @@ dnl Process this file with autoconf to produce a configure script.
 AC_INIT(sql/mysqld.cc)
 AC_CANONICAL_SYSTEM
 # The Docs Makefile.am parses this line!
-AM_INIT_AUTOMAKE(mysql, 3.23.34)
+AM_INIT_AUTOMAKE(mysql, 3.23.34a)
 AM_CONFIG_HEADER(config.h)
 
 PROTOCOL_VERSION=10

innobase/mem/Makefile.am

@@ -21,4 +21,6 @@ libs_LIBRARIES =	libmem.a
 
 libmem_a_SOURCES =	mem0mem.c mem0pool.c
 
+EXTRA_DIST =		mem0dbg.c
+
 EXTRA_PROGRAMS =	

innobase/pars/Makefile.am

@@ -19,6 +19,8 @@ include ../include/Makefile.i
 
 libs_LIBRARIES =	libpars.a
 
+noinst_HEADERS =	pars0grm.h
+
 libpars_a_SOURCES =	pars0grm.c lexyy.c pars0opt.c pars0pars.c pars0sym.c
 
 EXTRA_PROGRAMS =	

mysql-test/README

@@ -6,7 +6,10 @@ actually have a co-existing MySQL installation - the tests will not
 conflict with it.
 
 All tests must pass. If one or more of them fail on your system, please
-report the details to bugs@lists.mysql.com
+read the following manual section of how to report the problem:
+
+http://www.mysql.com/doc/M/y/MySQL_test_suite.html
+
 
 You can create your own test cases. To create a test case:
 

mysql-test/mysql-test-run.sh

@@ -450,14 +450,14 @@ stop_slave ()
 {
   if [ x$SLAVE_RUNNING = x1 ]
   then
-    $MYSQLADMIN --no-defaults --socket=$SLAVE_MYSOCK -u root shutdown
+    $MYSQLADMIN --no-defaults --socket=$SLAVE_MYSOCK -u root -O shutdown_timeout=10 shutdown
     if [ $? != 0 ] && [ -f $SLAVE_MYPID ]
     then # try harder!
      $ECHO "slave not cooperating with mysqladmin, will try manual kill"
      kill `$CAT $SLAVE_MYPID`
      sleep $SLEEP_TIME
      if [ -f $SLAVE_MYPID ] ; then
-       $ECHO "slave refused to die, resorting to SIGKILL murder"
+       $ECHO "slave refused to die. Sending SIGKILL"
        kill -9 `$CAT $SLAVE_MYPID`
        $RM -f $SLAVE_MYPID
      else
@@ -472,14 +472,14 @@ stop_master ()
 {
   if [ x$MASTER_RUNNING = x1 ]
   then
-    $MYSQLADMIN --no-defaults --socket=$MASTER_MYSOCK -u root shutdown
+    $MYSQLADMIN --no-defaults --socket=$MASTER_MYSOCK -u root -O shutdown_timeout=10 shutdown
     if [ $? != 0 ] && [ -f $MASTER_MYPID ]
     then # try harder!
      $ECHO "master not cooperating with mysqladmin, will try manual kill"
      kill `$CAT $MASTER_MYPID`
      sleep $SLEEP_TIME
      if [ -f $MASTER_MYPID ] ; then
-       $ECHO "master refused to die, resorting to SIGKILL murder"
+       $ECHO "master refused to die. Sending SIGKILL"
        kill -9 `$CAT $MASTER_MYPID`
        $RM -f $MASTER_MYPID
      else

mysql-test/r/bdb.result

@@ -490,3 +490,5 @@ a	2
 a	b
 a	1
 a	2
+MIN(B)	MAX(b)
+1	1

mysql-test/r/innobase.result

@@ -443,3 +443,5 @@ i	j
 1	2
 i	j
 1	2
+MIN(B)	MAX(b)
+1	1

mysql-test/t/bdb.test

@@ -664,3 +664,17 @@ SELECT * FROM t1 WHERE a='a' AND b=2;
 SELECT * FROM t1 WHERE a='a' AND b in (2);
 SELECT * FROM t1 WHERE a='a' AND b in (1,2);
 drop table t1;
+
+#
+# Test min-max optimization
+#
+
+CREATE TABLE t1 (
+  a int3 unsigned NOT NULL,
+  b int1 unsigned NOT NULL,
+  UNIQUE (a, b)
+) TYPE = BDB;
+ 
+INSERT INTO t1 VALUES (1, 1);
+SELECT MIN(B),MAX(b) FROM t1 WHERE t1.a = 1;
+drop table t1;

mysql-test/t/innobase.test

@@ -394,3 +394,17 @@ select * from t1 where i=1 and j=2;
 create index ax1 on t1 (i,j);
 select * from t1 where i=1 and j=2;
 drop table t1;
+
+#
+# Test min-max optimization
+#
+
+CREATE TABLE t1 (
+  a int3 unsigned NOT NULL,
+  b int1 unsigned NOT NULL,
+  UNIQUE (a, b)
+) TYPE = innobase;
+ 
+INSERT INTO t1 VALUES (1, 1);
+SELECT MIN(B),MAX(b) FROM t1 WHERE t1.a = 1;
+drop table t1;

sql-bench/TODO

+When comparing with ms-sql:
+
+Check how to get MySQL faster         mysql   ms-sql
+
+count_distinct (2000)               |  89.00|  39.00|
+count_distinct_big (120)            | 324.00| 121.00|
+count_distinct_group (1000)         | 158.00| 107.00|
+count_distinct_group_on_key (1000)  |  49.00|  17.00|
+count_distinct_group_on_key_parts (1| 157.00| 108.00|
+order_by_big (10)                   | 197.00|  89.00|
+order_by_big_key (10)               | 170.00|  82.00|
+order_by_big_key2 (10)              | 163.00|  73.00|
+order_by_big_key_desc (10)          | 172.00|  84.00|
+order_by_big_key_diff (10)          | 193.00|  89.00|
+order_by_big_key_prefix (10)        | 165.00|  72.00|                          
+
+
+Why is the following slow on NT:
+				        NT     Linux
+update_of_primary_key_many_keys (256| 560.00|  65.00|
+

sql-bench/bench-init.pl.sh

@@ -31,7 +31,7 @@
 # $server	Object for current server
 # $limits	Hash reference to limits for benchmark
 
-$benchmark_version="2.11a";
+$benchmark_version="2.12";
 use Getopt::Long;
 
 require "$pwd/server-cfg" || die "Can't read Configuration file: $!\n";

sql-bench/run-all-tests.sh

@@ -36,11 +36,6 @@
 use DBI;
 
 $opt_silent=1;			# Don't write header
-$prog_args="";
-foreach $arg (@ARGV)
-{
-  $prog_args.="'" . $arg . "' ";
-}
 
 chomp($pwd = `pwd`); $pwd = "." if ($pwd eq '');
 require "$pwd/bench-init.pl" || die "Can't read Configuration file: $!\n";
@@ -50,6 +45,20 @@ $machine=machine();
 $redirect= !($machine =~ /windows/i || $machine =~ "^NT\s") ? "2>&1" : "";
 $dir= ($pwd =~ /\\/) ? '\\' : '/';	# directory symbol for shell
 
+$prog_args="";
+foreach $arg (@ARGV)
+{
+  if ($redirect)
+  {
+    $prog_args.="'" . $arg . "' ";
+  }
+  else
+  {
+    # Windows/NT can't handle ' around arguments
+    $prog_args.=$arg . " ";    
+  }
+}
+
 $prog_count=$errors=0;
 
 if ($opt_cmp) {

sql-bench/server-cfg.sh

@@ -194,6 +194,11 @@ sub new
   {
     $limits{'working_blobs'}	= 0; # HEAP tables can't handle BLOB's
   }
+  if (defined($main::opt_create_options) &&
+      $main::opt_create_options =~ /type=innobase/i)
+  {
+    $limits{'max_text_size'}	= 8000; # Limit in Innobase
+  }
 
   return $self;
 }

sql-bench/test-select.sh

@@ -130,6 +130,37 @@ if ($opt_lock_tables)
 
 select_test:
 
+if ($limits->{'group_functions'})
+{
+  my ($tmp); $tmp=1000;
+  print "Test if the database has a query cache\n";
+
+  # First ensure that the table is read into memory
+  fetch_all_rows($dbh,"select sum(idn+$tmp),sum(rev_idn+$tmp) from bench1");
+
+  $loop_time=new Benchmark;
+  for ($tests=0 ; $tests < $opt_loop_count ; $tests++)
+  {
+    fetch_all_rows($dbh,"select sum(idn+$tests),sum(rev_idn+$tests) from bench1");
+  }
+  $end_time=new Benchmark;
+  print "Time for select_query_cache ($opt_loop_count): " .
+     timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+
+  # If the database has a query cache, the following loop should be much
+  # slower than the previous loop
+
+  $loop_time=new Benchmark;
+  for ($tests=0 ; $tests < $opt_loop_count ; $tests++)
+  {
+    fetch_all_rows($dbh,"select sum(idn+$tests),sum(rev_idn+$tests) from bench1");
+  }
+  $end_time=new Benchmark;
+  print "Time for select_query_cache2 ($opt_loop_count): " .
+     timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+}
+
+
 print "Testing big selects on the table\n";
 $loop_time=new Benchmark;
 $rows=0;
@@ -288,8 +319,21 @@ if ($limits->{'group_distinct_functions'})
   $rows=$estimated=$count=0;
   for ($i=0 ; $i < $opt_medium_loop_count ; $i++)
   {
-    $count+=2;
+    $count++;
     $rows+=fetch_all_rows($dbh,"select count(distinct region) from bench1");
+    $end_time=new Benchmark;
+    last if ($estimated=predict_query_time($loop_time,$end_time,\$count,$i+1,
+					   $opt_medium_loop_count));
+  }
+  print_time($estimated);
+  print " for count_distinct_key_prefix ($count:$rows): " .
+    timestr(timediff($end_time, $loop_time),"all") . "\n";
+
+  $loop_time=new Benchmark;
+  $rows=$estimated=$count=0;
+  for ($i=0 ; $i < $opt_medium_loop_count ; $i++)
+  {
+    $count++;
     $rows+=fetch_all_rows($dbh,"select count(distinct grp) from bench1");
     $end_time=new Benchmark;
     last if ($estimated=predict_query_time($loop_time,$end_time,\$count,$i+1,
@@ -299,6 +343,20 @@ if ($limits->{'group_distinct_functions'})
   print " for count_distinct ($count:$rows): " .
     timestr(timediff($end_time, $loop_time),"all") . "\n";
 
+  $loop_time=new Benchmark;
+  $rows=$estimated=$count=0;
+  for ($i=0 ; $i < $opt_medium_loop_count ; $i++)
+  {
+    $count++;
+    $rows+=fetch_all_rows($dbh,"select count(distinct grp),count(distinct rev_idn) from bench1");
+    $end_time=new Benchmark;
+    last if ($estimated=predict_query_time($loop_time,$end_time,\$count,$i+1,
+					   $opt_medium_loop_count));
+  }
+  print_time($estimated);
+  print " for count_distinct_2 ($count:$rows): " .
+    timestr(timediff($end_time, $loop_time),"all") . "\n";
+
   $loop_time=new Benchmark;
   $rows=$estimated=$count=0;
   for ($i=0 ; $i < $opt_medium_loop_count ; $i++)

sql/ha_berkeley.cc

@@ -1429,7 +1429,12 @@ int ha_berkeley::index_read(byte * buf, const byte * key,
     pack_key(&last_key, active_index, key_buff, key, key_len);
     /* Store for compare */
     memcpy(key_buff2, key_buff, (key_len=last_key.size));
-    key_info->handler.bdb_return_if_eq= -1;
+    /*
+      If HA_READ_AFTER_KEY is set, return next key, else return first
+      matching key.
+    */
+    key_info->handler.bdb_return_if_eq= (find_flag == HA_READ_AFTER_KEY ?
+					 1 : -1);
     error=read_row(cursor->c_get(cursor, &last_key, &row, DB_SET_RANGE),
 		   (char*) buf, active_index, &row, (DBT*) 0, 0);
     key_info->handler.bdb_return_if_eq= 0;

sql/ha_innobase.h

@@ -72,16 +72,18 @@ class ha_innobase: public handler
 	/* Init values for the class: */
  public:
   	ha_innobase(TABLE *table): handler(table),
-    		int_option_flag(HA_READ_NEXT | HA_READ_PREV | HA_READ_ORDER |
-		    HA_REC_NOT_IN_SEQ |
-		    HA_KEYPOS_TO_RNDPOS | HA_LASTKEY_ORDER |
-		    HA_HAVE_KEY_READ_ONLY | HA_READ_NOT_EXACT_KEY |
-		    HA_LONGLONG_KEYS | HA_NULL_KEY |
-		    HA_NOT_EXACT_COUNT |
-		    HA_NO_WRITE_DELAYED |
-		    HA_PRIMARY_KEY_IN_READ_INDEX | HA_DROP_BEFORE_CREATE),
-    		last_dup_key((uint) -1),
-    		start_of_scan(0)
+	  int_option_flag(HA_READ_NEXT | HA_READ_PREV | HA_READ_ORDER |
+			  HA_REC_NOT_IN_SEQ |
+			  HA_KEYPOS_TO_RNDPOS | HA_LASTKEY_ORDER |
+			  HA_HAVE_KEY_READ_ONLY | HA_READ_NOT_EXACT_KEY |
+			  HA_LONGLONG_KEYS | HA_NULL_KEY |
+			  HA_NOT_EXACT_COUNT |
+			  HA_NO_WRITE_DELAYED |
+			  HA_PRIMARY_KEY_IN_READ_INDEX |
+			  HA_DROP_BEFORE_CREATE |
+			  HA_NOT_READ_AFTER_KEY),
+	  last_dup_key((uint) -1),
+	  start_of_scan(0)
   	{
   	}
   	~ha_innobase() {}

sql/ha_isam.h

@@ -33,7 +33,8 @@ class ha_isam: public handler
     int_option_flag(HA_READ_NEXT+HA_READ_PREV+HA_READ_RND_SAME+
 		    HA_KEYPOS_TO_RNDPOS+ HA_READ_ORDER+ HA_LASTKEY_ORDER+
 		    HA_HAVE_KEY_READ_ONLY+HA_READ_NOT_EXACT_KEY+
-		    HA_LONGLONG_KEYS+HA_KEY_READ_WRONG_STR + HA_DUPP_POS)
+		    HA_LONGLONG_KEYS+HA_KEY_READ_WRONG_STR + HA_DUPP_POS +
+		    HA_NOT_DELETE_WITH_CACHE)
     {}
   ~ha_isam() {}
   const char *table_type() const { return "ISAM"; }

sql/ha_myisam.cc

@@ -484,7 +484,8 @@ int ha_myisam::repair(THD* thd, HA_CHECK_OPT *check_opt)
     }
     break;
   }
-  if (!error && start_records != file->state->records)
+  if (!error && start_records != file->state->records &&
+      !(check_opt->flags & T_VERY_SILENT))
   {
     char llbuff[22],llbuff2[22];
     sql_print_error("Warning: Found %s of %s rows when repairing '%s'",

sql/handler.h

@@ -70,6 +70,8 @@
 #define HA_NO_WRITE_DELAYED	(HA_NOT_EXACT_COUNT*2)
 #define HA_PRIMARY_KEY_IN_READ_INDEX (HA_NO_WRITE_DELAYED*2)
 #define HA_DROP_BEFORE_CREATE	(HA_PRIMARY_KEY_IN_READ_INDEX*2)
+#define HA_NOT_READ_AFTER_KEY	(HA_DROP_BEFORE_CREATE*2)
+#define HA_NOT_DELETE_WITH_CACHE (HA_NOT_READ_AFTER_KEY*2)
 
 	/* Parameters for open() (in register form->filestat) */
 	/* HA_GET_INFO does a implicit HA_ABORT_IF_LOCKED */

sql/mysql_priv.h

@@ -595,7 +595,7 @@ void change_byte(byte *,uint,char,char);
 void unireg_abort(int exit_code);
 void init_read_record(READ_RECORD *info, THD *thd, TABLE *reg_form,
 		      SQL_SELECT *select,
-		      bool use_record_cache, bool print_errors);
+		      int use_record_cache, bool print_errors);
 void end_read_record(READ_RECORD *info);
 ha_rows filesort(TABLE **form,struct st_sort_field *sortorder, uint s_length,
 		 SQL_SELECT *select, ha_rows special,ha_rows max_rows);

sql/mysqld.cc

@@ -2716,6 +2716,14 @@ struct show_var_st init_vars[]= {
   {"have_raid",		      (char*) &have_raid,		    SHOW_HAVE},
   {"have_ssl",		      (char*) &have_ssl,		    SHOW_HAVE},
   {"init_file",               (char*) &opt_init_file,               SHOW_CHAR_PTR},
+#ifdef HAVE_INNOBASE_DB
+  {"innobase_data_file_path", innobase_data_file_path,		    SHOW_CHAR},
+  {"innobase_data_home_dir",  innobase_data_home_dir,		    SHOW_CHAR},
+  {"innobase_flush_log_at_trx_commit", (char*) &innobase_flush_log_at_trx_commit, SHOW_MY_BOOL},
+  {"innobase_log_arch_dir",   innobase_log_arch_dir, SHOW_CHAR},
+  {"innobase_log_archive",    (char*) &innobase_log_archive, 	    SHOW_MY_BOOL},
+  {"innobase_log_group_home_dir", innobase_log_group_home_dir,      SHOW_CHAR},
+#endif
   {"interactive_timeout",     (char*) &net_interactive_timeout,     SHOW_LONG},
   {"join_buffer_size",        (char*) &join_buff_size,              SHOW_LONG},
   {"key_buffer_size",         (char*) &keybuff_size,                SHOW_LONG},
@@ -2961,12 +2969,19 @@ static void usage(void)
   --bdb-tmpdir=directory  Berkeley DB tempfile name\n\
   --skip-bdb		  Don't use berkeley db (will save memory)\n\
 ");
-#endif
+#endif /* HAVE_BERKELEY_DB */
 #ifdef HAVE_INNOBASE_DB
   puts("\
-  --skip-innobase	  Don't use innobase (will save memory)\n\
+  --innobase_data_home_dir=dir   The common part for innobase table spaces\n
+  --innobase_data_file_path=dir  Path to individual files and their sizes\n
+  --innobase_flush_log_at_trx_commit[=#]
+				 Set to 0 if you don't want to flush logs\n\
+  --innobase_log_arch_dir=dir	 Where full logs should be archived\n\
+  --innobase_log_archive[=#]	 Set to 1 if you want to have logs archived\n\
+  --innobase_log_group_home_dir=dir  Path to Innobase log files.
+  --skip-innobase	         Don't use innobase (will save memory)\n\
 ");
-#endif
+#endif /* HAVE_INNOBASE_DB */
   print_defaults("my",load_default_groups);
   puts("");
 

sql/opt_sum.cc

@@ -141,6 +141,11 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds)
 	    break;
 	  }
 	  TABLE *table=((Item_field*) expr)->field->table;
+	  if ((table->file->option_flag() & HA_NOT_READ_AFTER_KEY))
+	  {
+	    const_result=0;
+	    break;
+	  }
 	  bool error=table->file->index_init((uint) ref.key);
 
 	  if (!ref.key_length)

sql/records.cc

@@ -31,7 +31,7 @@ static int rr_cmp(uchar *a,uchar *b);
 
 void init_read_record(READ_RECORD *info,THD *thd, TABLE *table,
 		      SQL_SELECT *select,
-		      bool use_record_cache, bool print_error)
+		      int use_record_cache, bool print_error)
 {
   IO_CACHE *tempfile;
   DBUG_ENTER("init_read_record");
@@ -97,9 +97,11 @@ void init_read_record(READ_RECORD *info,THD *thd, TABLE *table,
     info->read_record=rr_sequential;
     table->file->rnd_init();
     /* We can use record cache if we don't update dynamic length tables */
-    if (use_record_cache ||
+    if (use_record_cache > 0 ||
 	(int) table->reginfo.lock_type <= (int) TL_READ_HIGH_PRIORITY ||
-	!(table->db_options_in_use & HA_OPTION_PACK_RECORD))
+	!(table->db_options_in_use & HA_OPTION_PACK_RECORD) ||
+	(use_record_cache < 0 &&
+	 !(table->file->option_flag() & HA_NOT_DELETE_WITH_CACHE)))
       VOID(table->file->extra(HA_EXTRA_CACHE));	// Cache reads
   }
   DBUG_VOID_RETURN;

sql/sql_delete.cc

@@ -192,7 +192,7 @@ int mysql_delete(THD *thd,TABLE_LIST *table_list,COND *conds,ha_rows limit,
   (void) table->file->extra(HA_EXTRA_NO_READCHECK);
   if (options & OPTION_QUICK)
     (void) table->file->extra(HA_EXTRA_QUICK);    
-  init_read_record(&info,thd,table,select,0,1);
+  init_read_record(&info,thd,table,select,-1,1);
   ulong deleted=0L;
   thd->proc_info="updating";
   while (!(error=info.read_record(&info)) && !thd->killed)

sql/sql_lex.cc

@@ -250,7 +250,8 @@ static char *get_text(LEX *lex)
 
       str=lex->tok_start+1;
       end=lex->ptr-1;
-      start=(uchar*) sql_alloc((uint) (end-str)+1);
+      if (!(start=(uchar*) sql_alloc((uint) (end-str)+1)))
+	return (char*) "";		// Sql_alloc has set error flag
       if (!found_escape)
       {
 	lex->yytoklen=(uint) (end-str);

sql/sql_table.cc

@@ -1027,6 +1027,7 @@ int mysql_backup_table(THD* thd, TABLE_LIST* table_list)
 				"backup", TL_READ, 0, 0, 0,
 				&handler::backup));
 }
+
 int mysql_restore_table(THD* thd, TABLE_LIST* table_list)
 {
   DBUG_ENTER("mysql_restore_table");