Merge jamppa@bk-internal.mysql.com:/home/bk/mysql-5.1-new

into  hundin.mysql.fi:/home/jani/mysql-5.1-new


storage/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp:
  Auto merged

mysql-test/r/ndb_basic.result

@@ -677,3 +677,19 @@ select * from atablewithareallylongandirritatingname;
 a
 2
 drop table atablewithareallylongandirritatingname;
+create table t1 (f1 varchar(50), f2 text,f3 int, primary key(f1)) engine=NDB;
+insert into t1 (f1,f2,f3)VALUES("111111","aaaaaa",1);
+insert into t1 (f1,f2,f3)VALUES("222222","bbbbbb",2);
+select * from t1 order by f1;
+f1	f2	f3
+111111	aaaaaa	1
+222222	bbbbbb	2
+select * from t1 order by f2;
+f1	f2	f3
+111111	aaaaaa	1
+222222	bbbbbb	2
+select * from t1 order by f3;
+f1	f2	f3
+111111	aaaaaa	1
+222222	bbbbbb	2
+drop table t1;

mysql-test/t/ndb_basic.test

@@ -623,3 +623,14 @@ create table atablewithareallylongandirritatingname (a int);
 insert into atablewithareallylongandirritatingname values (2);
 select * from atablewithareallylongandirritatingname;
 drop table atablewithareallylongandirritatingname;
+
+#
+# Bug#15682
+#
+create table t1 (f1 varchar(50), f2 text,f3 int, primary key(f1)) engine=NDB;
+insert into t1 (f1,f2,f3)VALUES("111111","aaaaaa",1);
+insert into t1 (f1,f2,f3)VALUES("222222","bbbbbb",2);
+select * from t1 order by f1;
+select * from t1 order by f2;
+select * from t1 order by f3;
+drop table t1;

sql/ha_ndbcluster.cc

@@ -3014,8 +3014,26 @@ void ha_ndbcluster::position(const byte *record)
         }      
         *buff++= 0;
       }
-      memcpy(buff, record + key_part->offset, key_part->length);
-      buff += key_part->length;
+
+      size_t len = key_part->length;
+      const byte * ptr = record + key_part->offset;
+      Field *field = key_part->field;
+      if ((field->type() ==  MYSQL_TYPE_VARCHAR) &&
+	  ((Field_varstring*)field)->length_bytes == 1)
+      {
+	/** 
+	 * Keys always use 2 bytes length
+	 */
+	buff[0] = ptr[0];
+	buff[1] = 0;
+	memcpy(buff+2, ptr + 1, len);	
+	len += 2;
+      }
+      else
+      {
+	memcpy(buff, ptr, len);
+      }
+      buff += len;
     }
   } 
   else 

storage/ndb/src/kernel/blocks/dbtc/Dbtc.hpp

@@ -141,6 +141,8 @@
 #define ZALREADYEXIST 630
 #define ZINCONSISTENTHASHINDEX 892
 #define ZNOTUNIQUE 893
+
+#define ZINVALID_KEY 290
 #endif
 
 class Dbtc: public SimulatedBlock {

storage/ndb/src/kernel/blocks/dbtc/DbtcMain.cpp

@@ -2314,7 +2314,10 @@ Dbtc::handle_special_hash(Uint32 dstHash[4], Uint32* src, Uint32 srcLen,
   {
     keyPartLenPtr = keyPartLen;
     dstPos = xfrm_key(tabPtrI, src, dst, sizeof(Tmp) >> 2, keyPartLenPtr);
-    ndbrequire(dstPos);
+    if (unlikely(dstPos == 0))
+    {
+      goto error;
+    }
   } 
   else 
   {
@@ -2335,6 +2338,10 @@ Dbtc::handle_special_hash(Uint32 dstHash[4], Uint32* src, Uint32 srcLen,
     dstHash[1] = tmp[1];
   }
   return true;  // success
+
+error:
+  terrorCode = ZINVALID_KEY;
+  return false;
 }
 
 /*
@@ -2944,7 +2951,15 @@ void Dbtc::tckeyreq050Lab(Signal* signal)
   UintR tnoOfStandby;
   UintR tnodeinfo;
 
+  terrorCode = 0;
+
   hash(signal); /* NOW IT IS TIME TO CALCULATE THE HASH VALUE*/
+  
+  if (unlikely(terrorCode))
+  {
+    releaseAtErrorLab(signal);
+    return;
+  }
 
   CacheRecord * const regCachePtr = cachePtr.p;
   TcConnectRecord * const regTcPtr = tcConnectptr.p;

storage/ndb/src/ndbapi/ndberror.c

@@ -236,6 +236,7 @@ ErrorBundle ErrorCodes[] = {
   { 277,  DMEC, IE, "277" },
   { 278,  DMEC, IE, "278" },
   { 287,  DMEC, IE, "Index corrupted" },
+  { 290,  DMEC, IE, "Corrupt key in TC, unable to xfrm" },
   { 631,  DMEC, IE, "631" },
   { 632,  DMEC, IE, "632" },
   { 702,  DMEC, IE, "Request to non-master" },
@@ -303,7 +304,6 @@ ErrorBundle ErrorCodes[] = {
   { 4608, DMEC, AE, "You can not takeOverScan unless you have used openScanExclusive"},
   { 4609, DMEC, AE, "You must call nextScanResult before trying to takeOverScan"},
   { 4232, DMEC, AE, "Parallelism can only be between 1 and 240" },
-  { 290,  DMEC, AE, "Scan not started or has been closed by kernel due to timeout" },
 
   /** 
    * Event schema errors