Fixed problem with "record not found" in BDB tables.

Docs/manual.texi:
  Fixed wrong reference to --with-thread-safe-client
mysql-test/r/bdb.result:
  New tests
mysql-test/t/bdb.test:
  New tests

Docs/manual.texi

@@ -8218,7 +8218,7 @@ and that provides output about what is happening.
 @item
 If your client programs are using threads, you need to also compile a
 thread-safe version of the MySQL client library with the
-@code{--with-thread-safe-client} configure options. This will create a
+@code{--enable-thread-safe-client} configure options. This will create a
 @code{libmysqlclient_r} library with which you should link your threaded
 applications.  @xref{Threaded clients}.
 
@@ -11899,7 +11899,7 @@ If you are compiling with @code{gcc}, you can use the following
 
 @example
 CC=gcc CXX=gcc CXXFLAGS=-O3 \
-./configure --prefix=/usr/local/mysql --with-thread-safe-client --with-named-thread-libs=-lpthread
+./configure --prefix=/usr/local/mysql --enable-thread-safe-client --with-named-thread-libs=-lpthread
 @end example
 
 On Irix 6.5.11 with native Irix C and C++ compilers ver. 7.3.1.2, the
@@ -41997,11 +41997,11 @@ To make @code{mysql_real_connect()} thread safe, you must recompile the
 client library with this command:
 
 @example
-shell> ./configure --with-thread-safe-client
+shell> ./configure --enable-thread-safe-client
 @end example
 
 This will create a thread-safe client library @code{libmysqlclient_r}.
-@code{--with-thread-safe-client}.  This library is thread safe per
+@code{--enable-thread-safe-client}.  This library is thread safe per
 connection.  You can let two threads share the same connection as long
 as you do the following:
 
@@ -46853,6 +46853,9 @@ not yet 100% confident in this code.
 @appendixsubsec Changes in release 3.23.43
 @itemize @bullet
 @item
+Fixed problem with @code{BDB} tables and @code{UNIQUE} columns defined
+as @code{NULL}.
+@item
 Fixed problem with @code{myisampack} when using pre-space filled CHAR columns.
 @item
 Applied patch from Yuri Dario for OS2.

mysql-test/r/bdb.result

@@ -527,3 +527,8 @@ a	b
 id	id2	id3	dummy1
 id	id2	id3	dummy1
 NULL	NULL	NULL	NULL
+i	p	s
+00000000-e6c4ddeaa6-003b8-83458387	programs/xxxxxxxx.wmv	00000000-e6c4ddeb32-003bc-83458387
+INFO_NOTE
+INFO_NOTE
+INFO_NOTE

mysql-test/t/bdb.test

@@ -748,3 +748,22 @@ SELECT t1.* FROM t1 WHERE id IN (1);
 SELECT t1.* FROM t2 left outer join t1 on (t1.id=t2.id);
 delete from t1 where id3 >= 0 and id3 <= 0;
 drop table t1,t2;
+
+#
+# Test problems with NULL
+#
+
+CREATE TABLE t1 (i varchar(48) NOT NULL default '', p varchar(255) default NULL,s varchar(48) NOT NULL default '', PRIMARY KEY  (i), UNIQUE(p,s)) TYPE=BDB;
+INSERT INTO t1 VALUES ('00000000-e6c4ddeaa6-003b8-83458387','programs/xxxxxxxx.wmv','00000000-e6c4ddeb32-003bc-83458387');
+SELECT * FROM t1 WHERE p='programs/xxxxxxxx.wmv';
+drop table t1;
+
+#
+# Test problem which gave error 'Can't find record in 't1''
+#
+
+CREATE TABLE t1 ( STR_DATE varchar(8) NOT NULL default '',INFO_NOTE varchar(200) default NULL,PRIMARY KEY  (STR_DATE) ) TYPE=BerkeleyDB;
+select INFO_NOTE from t1 where STR_DATE = '20010610';
+select INFO_NOTE from t1 where STR_DATE < '20010610';
+select INFO_NOTE from t1 where STR_DATE > '20010610';
+drop table t1;

sql/ha_berkeley.cc

@@ -365,12 +365,10 @@ berkeley_cmp_packed_key(DB *file, const DBT *new_key, const DBT *saved_key)
     {
       if (*new_key_ptr != *saved_key_ptr++)
 	return ((int) *new_key_ptr - (int) saved_key_ptr[-1]);
-      if (!*new_key_ptr++)
-      {
       key_length--;
+      if (!*new_key_ptr++)
 	continue;
     }
-    }
     if ((cmp=key_part->field->pack_cmp(new_key_ptr,saved_key_ptr,
 				       key_part->length)))
       return cmp;
@@ -1399,7 +1397,7 @@ int ha_berkeley::index_read_idx(byte * buf, uint keynr, const byte * key,
   statistic_increment(ha_read_key_count,&LOCK_status);
   DBUG_ENTER("index_read_idx");
   current_row.flags=DB_DBT_REALLOC;
-  active_index= -1;
+  active_index= (uint) -1;
   DBUG_RETURN(read_row(key_file[keynr]->get(key_file[keynr], transaction,
 				 pack_key(&last_key, keynr, key_buff, key,
 					  key_len),
@@ -1504,7 +1502,7 @@ int ha_berkeley::index_first(byte * buf)
   statistic_increment(ha_read_first_count,&LOCK_status);
   bzero((char*) &row,sizeof(row));
   DBUG_RETURN(read_row(cursor->c_get(cursor, &last_key, &row, DB_FIRST),
-		       (char*) buf, active_index, &row, &last_key, 0));
+		       (char*) buf, active_index, &row, &last_key, 1));
 }
 
 int ha_berkeley::index_last(byte * buf)

sql/share/ukrainian/errmsg.txt

+/*  Copyright Abandoned 1997 TCX DataKonsult AB & Monty Program KB & Detron HB
+ *  This  is public domain and comes with NO WARRANTY of any kind
+ *
+ *  Ukrainian translation by Roman Festchook <roma@orta.zt.ua>
+ *  Encoding:	KOI8-U
+ *  Version:	13/09/2001 mysql-3.23.41
+ */
+
+"hashchk",
+"isamchk",
+"",
+"",
+"    '%-.64s' (: %d)",
+"    '%-.64s' (: %d)",
+"     '%-.64s'. (: %d)",
+"     '%-.64s'.   դ",
+"     '%-.64s'.    դ",
+"     (   '%-.64s', : %d)",
+"     (    '%-.64s', : %d)",
+"   '%-.64s' (: %d)",
+"     ϧ æ",
+"    '%-.64s' (: %d)",
+"     (: %d)",
+"    (: %d)",
+"  צ : '%-.64s' (: %d)",
+"   : '%-.64s' (: %d)",
+"    '%-.64s' (: %d)",
+"     '%-.64s' (: %d)",
+"  ͦ      æ '%-.64s'",
+"  (%s). ,  צ  ͦ...",
+"  ,    æ '%-.64s'",
+"   '%-.64s' (: %d)",
+"    '%-.64s' (: %d)",
+"   '%-.64s'  '%-.64s' (: %d)",
+"    '%-.64s' (: %d)",
+"'%-.64s'    ͦ",
+" ",
+" '%-.64s'  դ  '%-.64s'",
+"  %d צ  æ",
+" æ '%-.64s'   æ Ԧ",
+"    '%-.64s'",
+" æ  ̦: '%-.64s'",
+"    æ: '%-.64s'.   צ",
+"    æ '%-.64s'; צ !",
+" '%-.64s' Ԧ  ",
+" 'Ԧ.      (Ҧ %d Ԧ)",
+" 'Ԧ  .  ¦ ͦ    ",
+" ˦  '%-.64s' (: %d)",
+" '",
+" 'Ԧ;  צ  mysqld  ˦ ۦ     '.  Φ,     'ulimit',   mysqld  ¦ 'Ԧ     ¦ ͦ Ц ",
+"   '   ϧ ",
+"צ  '",
+"   : '%-.32s@%-.64s'    '%-.64s'",
+"   : '%-.32s@%-.64s' ( : %s)",
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+"צ ",
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+"צ   '%-.64s'",
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+"צ  '%-.64s'",
+" '%-.64s'  %-.64s  ",
+"դ  ",
+"צ  '%-.64s'  '%-.64s'",
+"'%-.64s'    GROUP BY",
+"    '%-.64s'",
+" ڦ  Цަ æ    æ",
+"˦ æ  Ц  ˦˦ ",
+"' Ʀ '%-.100s' ",
+" '  '%-.64s'",
+" '  '%-.64s'",
+"  '%-.64s'   %d",
+"צ Ʀ  '%-.64s'",
+"%s ¦ '%-.80s'  æ %d",
+" ",
+"Φ /Φ: '%-.64s'",
+"צ     '%-.64s'",
+"   ",
+" ަ .   ¦ %d ަ",
+"   .   ¦ %d ",
+"  . ¦   %d",
+"  '%-.64s'  դ  æ",
+"BLOB  '%-.64s'      Φ    Ц æ",
+"   '%-.64s' (max = %d).   BLOB",
+"צ  æ;      ,      ",
+"%s:   '!\n",
+"%s:  \n",
+"%s:   %d. !\n",
+"%s:  \n",
+"%s:   Ǧ %ld : '%-.32s'\n",
+"   IP '",
+" '%-.64s'  ,   Ц    CREATE INDEX. Ҧ  ",
+" Ħ ̦.  æ",
+"       BLOB.  'fields terminated by'",
+" '%-.64s'    æ          Ӧ",
+" '%-.80s'  դ",
+"Ӧ: %ld  : %ld  : %ld  : %ld",
+"Ӧ: %ld  ̦Ԧ: %ld",
+"צ  .      ,   ڦ æ  Цդ Φ  ",
+"   Ӧ æ   ALTER TABLE.    DROP TABLE",
+"  DROP '%-.64s'. צ,   / դ",
+"Ӧ: %ld  ̦Ԧ: %ld  : %ld",
+"INSERT TABLE '%-.64s'    ̦ FROM TABLE",
+"צ Ʀ Ǧ: %lu",
+"   Ǧ %lu",
+"  ",
+"    %-.64s  SET",
+"   Φ ' log- %-.64s.(1-999)\n",
+" '%-.64s'  Ԧ  ,     ",
+" '%-.64s'     LOCK TABLES",
+" BLOB '%-.64s'      ",
+"צ '   '%-.100s'",
+"צ ' æ '%-.100s'",
+" SELECT Ҧ   Ӧ, , ,    . צ  WHERE   SET OPTION SQL_BIG_SELECTS=1,    SELECT  צ",
+"צ ",
+"צ  '%-.64s'",
+" ˦˦ Ҧ  '%-.64s'",
+"   '%-.64s'",
+"צ  '%-.64s'  %-.32s",
+" '%-.64s'  צަ",
+"  æ ",
+" '%-.64s' դ ,   դ  æ Ӧ MySQL",
+"     ",
+" '%-.64s' ",
+"צ  : '%-.64s'",
+" . MySQL    %d   'Φ",
+" æ",
+" . ¦  ,   BLOB,  %d.  Ҧ  ˦ æ   BLOB",
+" Ǧ :  : %ld  %ld.  'mysqld -O thread_stack=#'   ¦ ,  Ȧ",
+" Φ  OUTER JOIN. צ  ON",
+" '%-.64s' դ  UNIQUE  INDEX,     NOT NULL",
+"   æ '%-.64s'",
+"  Φæ̦ æ '%-.64s'; %-.80s",
+"   Ԧ  Ħ ¦̦",
+"æ '%-.64s'  դ",
+"  צ Ħ ¦̦ '%-.64s' (: %d %-.64s)",
+"   æ '%-.64s'  ¦̦æ'",
+"æ '%-.64s'  ",
+" '%-.64s'    ϧ ˦Ԧ  '.    'mysqladmin flush-hosts'",
+" '%-.64s'   '    MySQL",
+" դ MySQL  Φ ,     ͦ ̦",
+" Φ       ڦ  mysql,   צ ͦ  ",
+"   צצ Ӧ  æ ",
+"Ӧ צצ: %ld  ͦ: %ld  : %ld",
+"    Ǧ ( %d).      ',   æ  ϧ  -    ",
+"˦ æ  Ц  ˦˦   æ %ld",
+"  צ : '%-.64s'",
+"   NULL",
+"  '%-.64s' צ  ",
+"ͦ GROUP æ (MIN(),MAX(),COUNT()...)   GROUP   ,    GROUP BY",
+"     '%-.32s'   '%-.64s'",
+"%-.16s   : '%-.32s@%-.64s'  æ '%-.64s'",
+"%-.16s   : '%-.32s@%-.64s'   '%-.64s'  æ '%-.64s'",
+" GRANT/REVOKE .  æ  , ˦   .",
+" host  user  GRANT ",
+" '%-.64s.%-.64s'  դ",
+"     '%-.32s'   '%-.64s'  æ '%-.64s'",
+"     æ Ӧ MySQL",
+"    Ӧ SQL",
+"  INSERT DELAYED      æ %-.64s",
+"  Ǧ դ",
+" ' %ld   : '%-.64s' : '%-.32s' (%-.64s)",
+"  ¦ Φ max_allowed_packet",
+"    Φæ ",
+"  צ fcntl()",
+"    ",
+"   Φæ ",
+"   Φæ Ԧ",
+"   Φæ Ԧ",
+"   Φæ Ԧ",
+"   Φæ Ԧ",
+"   Φ max_allowed_packet",
+"  æ  Цդ BLOB/TEXT æ",
+"  æ  Цդ AUTO_INCREMENT æ",
+"INSERT DELAYED       '%-.64s',      LOCK TABLES",
+"צ '  '%-.100s'",
+" ڦ æ     '%-.64s'",
+"æ  MERGE TABLE  Ҧ ",
+"    æ '%-.64s',    ΦԦ",
+" BLOB '%-.64s'   Φ     ",
+"Ӧ  PRIMARY KEY Φ  NOT NULL;   դ NULL  ަ,  UNIQUE",
+"   ¦ Φ Φ æ",
+"  æ դ  ",
+" Ӧ MySQL  Ц  Ц RAID",
+"  ͦ         WHERE,  դ KEY ",
+" '%-.64s'  դ  æ '%-.64s'",
+"  צ ",
+"ڦ æ  Ц צ/צ",
+"       æ",
+"  %d Ц  COMMIT",
+"  %d Ц  ROLLBACK",
+"  %d Ц  FLUSH_LOGS",
+"  %d Ц  CHECKPOINT",
+" ' %ld   : '%-.64s' : '%-.32s' : `%-.64s' (%-.64s)",
+"  æ  Цդ ¦  æ",
+"̦æ  ,    RESET MASTER",
+" צ  ϧ æ '%-.64s'",
+" צ : '%-.64s'",
+"   צ ",
+"    ",
+"   FULLTEXT ,  צצ ̦ æ",
+"     ,     դ æ",
+"צ  ͦ '%-.64'",
+" '%-.64s'   ڦ   Ҧ צ",
+" '%-.64s'   ڦ  Τ (?) צ  ",
+": ˦ æΦ ͦ     ",
+"æ     ¦ Φ 'max_binlog_cache_size' Ԧ  Ҧ. ¦  ͦ mysqld   ',
+"æ       Ц,   SLAVE STOP",
+"æ   Ц, Ʀ Ц   SLAVE START",
+"  Ʀ  Ц,    ̦ Ʀæ   CHANGE MASTER TO",
+"  Φæ̦  æ , צ    master.info",
+"   Ц Ǧ, צ Φ ",
+" %-.64s   ¦ Φ 'max_user_connections'  '",
+"    ڦ   SET",
+" ަ  ",
+" ˦˦   ͦ   æ",
+"     ڦ æ READ UNCOMMITTED",
+"DROP DATABASE    Ǧ  Ц   ",
+"CREATE DATABASE    Ǧ  Ц   ",
+"   %s",
+" %-.32s@%-.64s     ަ",
+"Incorrect table definition; All MERGE tables must be in the same database",