diff --git a/code/ryzom/common/readme_database_xslt.txt b/code/ryzom/common/readme_database_xslt.txt
new file mode 100644
index 000000000..4aaf46991
--- /dev/null
+++ b/code/ryzom/common/readme_database_xslt.txt
@@ -0,0 +1,2 @@
+F:\tools\xsltproc\xsltproc.exe -o R:\code\ryzom\server\src\entities_game_service\database_plr.h --stringparam output header --stringparam filename DATABASE --stringparam side server --stringparam bank PLR R:\code\ryzom\common\src\game_share\generate_client_db.xslt R:\code\ryzom\common\data_common\database.xml
+F:\tools\xsltproc\xsltproc.exe -o R:\code\ryzom\server\src\entities_game_service\database_plr.cpp --stringparam output cpp --stringparam filename database_plr --stringparam side server --stringparam bank PLR R:\code\ryzom\common\src\game_share\generate_client_db.xslt R:\code\ryzom\common\data_common\database.xml
diff --git a/nel/include/nel/misc/cdb.h b/nel/include/nel/misc/cdb.h
index a01c641c3..2861822b2 100644
--- a/nel/include/nel/misc/cdb.h
+++ b/nel/include/nel/misc/cdb.h
@@ -67,7 +67,7 @@ public:
 		S17, S18, S19, S20, S21, S22, S23, S24, S25, S26, S27, S28, S29, S30, S31, S32,
 		S33, S34, S35, S36, S37, S38, S39, S40, S41, S42, S43, S44, S45, S46, S47, S48,
 		S49, S50, S51, S52, S53, S54, S55, S56, S57, S58, S59, S60, S61, S62, S63, S64,
-		TEXT, Nb_Prop_Type
+		TEXT, PACKED, Nb_Prop_Type
 	};
 
 
diff --git a/nel/include/nel/misc/cdb_leaf.h b/nel/include/nel/misc/cdb_leaf.h
index dc734c434..3a19713b6 100644
--- a/nel/include/nel/misc/cdb_leaf.h
+++ b/nel/include/nel/misc/cdb_leaf.h
@@ -96,6 +96,7 @@ public:
 		_Property = 0;
 		_oldProperty = 0;
 		_Type = UNKNOWN;
+		_Nullable = false;
 		_Changed = false;
 		_LastChangeGC = 0;
 	}
@@ -235,6 +236,9 @@ private:
 	/// property type
 	EPropType			_Type;
 
+	/// nullable
+	bool				_Nullable;
+
 	/// true if this value has changed
 	bool				_Changed;
 
diff --git a/nel/src/misc/cdb_leaf.cpp b/nel/src/misc/cdb_leaf.cpp
index f5bc50ac3..3b7e86d70 100644
--- a/nel/src/misc/cdb_leaf.cpp
+++ b/nel/src/misc/cdb_leaf.cpp
@@ -51,6 +51,18 @@ namespace NLMISC{
 //-----------------------------------------------
 void CCDBNodeLeaf::init(  xmlNodePtr node, IProgressCallback &/* progressCallBack */, bool /* mapBanks */, CCDBBankHandler * /* bankHandler */ )
 {
+	// Read nullable
+	CXMLAutoPtr nullable((const char*)xmlGetProp (node, (xmlChar*)"nullable"));
+	if ((const char *) nullable != NULL)
+	{
+		_Nullable = (nullable.getDatas()[0] == '1');
+	}
+	else
+	{
+		_Nullable = false;
+	}
+
+	// Read type
 	CXMLAutoPtr type((const char*)xmlGetProp (node, (xmlChar*)"type"));
 	nlassert((const char *) type != NULL);
 
@@ -87,6 +99,9 @@ void CCDBNodeLeaf::init(  xmlNodePtr node, IProgressCallback &/* progressCallBac
 		// IF it is a TEXT.
 		if(!strcmp(type, "TEXT"))
 			_Type = ICDBNode::TEXT;
+		// IF it is a PACKED.
+		else if (!strcmp(type, "PACKED"))
+			_Type = ICDBNode::PACKED;
 		// ELSE type unknown.
 		else
 		{
@@ -131,6 +146,15 @@ void CCDBNodeLeaf::write( CTextId& id, FILE * f)
 	fprintf(f,"%" NL_I64 "d\t%s\n",_Property,id.toString().c_str());
 } // write //
 
+inline uint readPackedBitCount(CBitMemStream & f)
+{
+	uint64 nibbleCount;
+	f.serial(nibbleCount, 4);
+	uint bits = (nibbleCount << 2);
+	// nlinfo("PACKED: %u bits", (uint32)(bits));
+	return bits;
+}
+
 //-----------------------------------------------
 //	readDelta
 //-----------------------------------------------
@@ -141,15 +165,26 @@ void CCDBNodeLeaf::readDelta(TGameCycle gc, CBitMemStream & f )
 	{
 		// Read the Property Value according to the Property Type.
 		uint64 recvd = 0;
-		uint bits;
-		if (_Type == TEXT)
-			bits = 32;
-		else if (_Type <= I64)
-			bits = _Type;
-		else
-			bits = _Type - 64;
-		f.serial(recvd, bits);
 
+		uint64 isNull = 0;
+		if (_Nullable)
+		{
+			f.serial(isNull, 1);
+		}
+
+		uint bits;
+		if (!isNull)
+		{
+			if (_Type == TEXT)
+				bits = 32;
+			else if (_Type == PACKED)
+				bits = readPackedBitCount(f);
+			else if (_Type <= I64)
+				bits = _Type;
+			else
+				bits = _Type - 64;
+			f.serial(recvd, bits);
+		}
 
 		// if the DB update is older than last DB update, abort (but after the read!!)
 		if(gc<_LastChangeGC)
@@ -162,18 +197,24 @@ void CCDBNodeLeaf::readDelta(TGameCycle gc, CBitMemStream & f )
 		_Property = (sint64)recvd;
 
 		// if signed
-		if (! ((_Type == TEXT) || (_Type <= I64)))
+		if (! ((_Type == TEXT) || (_Type == PACKED) || (_Type <= I64)))
 		{
-			// extend bit sign
-			sint64 mask = (((sint64)1)<<bits)-(sint64)1;
-			if( (_Property >> (bits-1))==1 )
+			if (!isNull)
 			{
-				_Property |= ~mask;
+				// extend bit sign
+				sint64 mask = (((sint64)1)<<bits)-(sint64)1;
+				if( (_Property >> (bits-1))==1 )
+				{
+					_Property |= ~mask;
+				}
 			}
 		}
 		if ( verboseDatabase )
 		{
-			nlinfo( "CDB: Read value (%u bits) %" NL_I64 "d", bits, _Property );
+			if (!isNull)
+				nlinfo( "CDB: Read value (%u bits) %" NL_I64 "d", bits, _Property );
+			else
+				nlinfo( "CDB: Read null value %" NL_I64 "d", _Property );
 		}
 
 		// bkup the date of change
diff --git a/ryzom/common/data_common/database.xml b/ryzom/common/data_common/database.xml
index 6ab490f60..5ebd5e36e 100644
--- a/ryzom/common/data_common/database.xml
+++ b/ryzom/common/data_common/database.xml
@@ -1,4 +1,8 @@
 <database_description>
+  <!-- 2014-09-12: Now possible to use nullable="1" in leafs. This will
+  add 1 additional bit to the field, which will be the only bit sent
+  when the value of the field is 0. Use only for fields which are 
+  updated less frequently and which are often reset. -KAE -->
   <!-- Define bank superclass -->
   <bank_superclass>
     <bank name="PLR" class="CCDBSynchronised" />
@@ -61,7 +65,7 @@
       <leaf name="VALUE" type="I32" />
     </branch>
     <branch name="NPC_CONTROL" bank="PLR">
-      <leaf name="SHEET"  type="I32" cppType="NLMISC::CSheetId" />
+      <leaf name="SHEET"  type="I32" nullable="1" cppType="NLMISC::CSheetId" />
       <leaf name="RUN"    type="I32" />
       <leaf name="WALK"   type="I32" />
     </branch>
@@ -87,7 +91,7 @@
     <branch name="BRICK_TICK_RANGE">
       <!-- tick range for each power -->
       <branch name="" count="64">
-        <leaf name="TICK_RANGE" type="I64" />
+        <leaf name="TICK_RANGE" type="I64" nullable="1" />
         <!-- 32b for start tick and 32b for end tick -->
       </branch>
     </branch>
@@ -113,11 +117,11 @@
     </branch>
     <!-- ContextMenu (Bot options etc...) -->
     <branch name="CONTEXT_MENU" atom="1">
-      <leaf name="PROGRAMMES" type="I32" />
+      <leaf name="PROGRAMMES" type="I32" nullable="1" />
       <!-- options for missions in the context menu -->
       <branch name="MISSIONS_OPTIONS">
         <branch name="" count="8">
-          <leaf name="TITLE"                type="I32" />
+          <leaf name="TITLE"                type="I32" nullable="1" />
           <!-- a text ID of 0 means there's no action. Text ID are reseted when a new character is targeted -->
           <leaf name="PLAYER_GIFT_NEEDED"   type="I1" />
           <!-- want a player gift ? -->
@@ -126,18 +130,18 @@
         </branch>
       </branch>
       <!-- A NPC may offer to view a webpage -->
-      <leaf name="WEB_PAGE_TITLE"   type="I32" />
+      <leaf name="WEB_PAGE_TITLE"   type="I32" nullable="1" />
       <!-- a text ID of 0 means there's no WebPage -->
-      <leaf name="WEB_PAGE_URL"     type="I32" />
+      <leaf name="WEB_PAGE_URL"     type="I32" nullable="1" />
       <!-- the URL text ID of the web page -->
-      <leaf name="OUTPOST"          type="I32" cppType="NLMISC::CSheetId" />
+      <leaf name="OUTPOST"          type="I32" nullable="1" cppType="NLMISC::CSheetId" />
       <!-- outpost this bot give access to (sheet id inside) -->
       <!-- Mission rings -->
       <branch name="MISSION_RING">
         <branch name="" count="4">
-          <leaf name="TITLE"    type="I32" />
+          <leaf name="TITLE"    type="I32" nullable="1" />
           <!-- a text ID of 0 means there's no action. Text ID are reseted when a new character is targeted -->
-          <leaf name="ID"       type="I32" />
+          <leaf name="ID"       type="I32" nullable="1" />
           <!-- the id of the action if selected -->
         </branch>
       </branch>
@@ -167,27 +171,27 @@
       <branch name="" count="15">
         <!-- see game_share/mission_desc.h TMissionType -->
         <leaf name="TYPE"           type="I2" />
-        <leaf name="ICON"           type="I32" cppType="NLMISC::CSheetId" />
+        <leaf name="ICON"           type="I32" nullable="1" cppType="NLMISC::CSheetId" />
         <!-- sheet id of a .mission_icon sheet -->
-        <leaf name="TITLE"          type="I32" />
-        <leaf name="DETAIL_TEXT"    type="I32" />
+        <leaf name="TITLE"          type="I32" nullable="1" />
+        <leaf name="DETAIL_TEXT"    type="I32" nullable="1" />
         <!-- begin date in tick -->
-        <leaf name="BEGIN_DATE"     type="I32" />
+        <leaf name="BEGIN_DATE"     type="I32" nullable="1" />
         <!-- end date in tick -->
-        <leaf name="END_DATE"       type="I32" />
+        <leaf name="END_DATE"       type="I32" nullable="1" />
         <!-- true if the step are "OR" -->
         <leaf name="OR_STEPS"       type="I1" />
         <branch name="GOALS">
           <branch name="" count="20">
-            <leaf name="TEXT"         type="I32" />
-            <leaf name="NPC_ALIAS"    type="I32" />
+            <leaf name="TEXT"         type="I32" nullable="1" />
+            <leaf name="NPC_ALIAS"    type="I32" nullable="1" />
           </branch>
         </branch>
         <!-- Targets -->
         <branch name="TARGET" count="8" atom="1">
-          <leaf name="TITLE"    type="I32" />
-          <leaf name="X"        type="I32" />
-          <leaf name="Y"        type="I32" />
+          <leaf name="TITLE"    type="I32" nullable="1" />
+          <leaf name="X"        type="I32" nullable="1" />
+          <leaf name="Y"        type="I32" nullable="1" />
         </branch>
         <!-- Indicate if the mission is finished (0-not 1-success 2-failed) -->
         <leaf name="FINISHED"       type="I2" />
@@ -198,14 +202,14 @@
         <!-- Historic -->
         <branch name="HISTO">
           <branch name="" count="30">
-            <leaf name="TEXT" type="I32" />
+            <leaf name="TEXT" type="I32" nullable="1" />
           </branch>
         </branch>
       </branch>
     </branch>
   </branch>
   <!-- Common Item Data : For correct HELP, all items must have this structure:
-    <leaf name="SHEET"                type="I32" cppType="NLMISC::CSheetId" />
+    <leaf name="SHEET"                type="I32" nullable="1" cppType="NLMISC::CSheetId" />
     <leaf name="QUALITY"              type="I10" />
     <leaf name="QUANTITY"             type="I10" />
     <leaf name="USER_COLOR"           type="I3" />
@@ -213,7 +217,7 @@
     <leaf name="LOCKED"               type="I10" />
     <leaf name="ACCESS"               type="I2" />
     <leaf name="WEIGHT"               type="I16" />
-    <leaf name="NAMEID"               type="I32" />
+    <leaf name="NAMEID"               type="I32" nullable="1" />
     <leaf name="ENCHANT"              type="I10" />
     <leaf name="RM_CLASS_TYPE"        type="I3" />
     <leaf name="RM_FABER_STAT_TYPE"   type="I5" />
@@ -238,7 +242,7 @@
     <branch name="GIVE">
       <branch name="" count="8">
         <!-- Common Item Data -->
-        <leaf name="SHEET"                type="I32" cppType="NLMISC::CSheetId" />
+        <leaf name="SHEET"                type="I32" nullable="1" cppType="NLMISC::CSheetId" />
         <leaf name="QUALITY"              type="I10" />
         <leaf name="QUANTITY"             type="I10" />
         <leaf name="USER_COLOR"           type="I3" />
@@ -246,7 +250,7 @@
         <!-- <leaf name="LOCKED"               type="I10" /> -->
         <!-- <leaf name="ACCESS"               type="I2" /> --> <!-- TGuildGrade access grade -->
         <leaf name="WEIGHT"               type="I16" /> <!-- weight. see DB_WEIGHT_SCALE -->
-        <leaf name="NAMEID"               type="I32" /> <!-- 0 or special name of item -->
+        <leaf name="NAMEID"               type="I32" nullable="1" /> <!-- 0 or special name of item -->
         <leaf name="ENCHANT"              type="I10" /> <!-- 0=not enchanted, 1=enchanted nbcharge 0, 10=e. nbcharge 9 -->
         <leaf name="RM_CLASS_TYPE"        type="I3" /> <!-- RM_CLASS_TYPE enum -->
         <leaf name="RM_FABER_STAT_TYPE"   type="I6" /> <!-- RM_FABER_STAT_TYPE enum -->
@@ -260,7 +264,7 @@
     <branch name="RECEIVE">
       <branch name="" count="8">
         <!-- Common Item Data -->
-        <leaf name="SHEET"                type="I32" cppType="NLMISC::CSheetId" />
+        <leaf name="SHEET"                type="I32" nullable="1" cppType="NLMISC::CSheetId" />
         <leaf name="QUALITY"              type="I10" />
         <leaf name="QUANTITY"             type="I10" />
         <leaf name="USER_COLOR"           type="I3" />
@@ -268,7 +272,7 @@
         <!-- <leaf name="LOCKED"               type="I10" /> -->
         <!-- <leaf name="ACCESS"               type="I2" /> --> <!-- TGuildGrade access grade -->
         <leaf name="WEIGHT"               type="I16" /> <!-- weight. see DB_WEIGHT_SCALE -->
-        <leaf name="NAMEID"               type="I32" /> <!-- 0 or special name of item -->
+        <leaf name="NAMEID"               type="I32" nullable="1" /> <!-- 0 or special name of item -->
         <leaf name="ENCHANT"              type="I10" /> <!-- 0=not enchanted, 1=enchanted nbcharge 0, 10=e. nbcharge 9 -->
         <leaf name="RM_CLASS_TYPE"        type="I3" /> <!-- RM_CLASS_TYPE enum -->
         <leaf name="RM_FABER_STAT_TYPE"   type="I6" /> <!-- RM_FABER_STAT_TYPE enum -->
@@ -350,7 +354,7 @@
       <branch name="" count="16">
         <!-- client/inventory_manager.h MAX_TEMPINV_ENTRIES and egs/player_inv_temp.h TempInvSize -->
         <!-- Common Item Data -->
-        <leaf name="SHEET"                type="I32" cppType="NLMISC::CSheetId" />
+        <leaf name="SHEET"                type="I32" nullable="1" cppType="NLMISC::CSheetId" />
         <leaf name="QUALITY"              type="I10" />
         <leaf name="QUANTITY"             type="I10" />
         <leaf name="USER_COLOR"           type="I3" />
@@ -358,7 +362,7 @@
         <!-- <leaf name="LOCKED"               type="I10" /> -->
         <!-- <leaf name="ACCESS"               type="I2" /> --> <!-- TGuildGrade access grade -->
         <leaf name="WEIGHT"               type="I16" /> <!-- weight. see DB_WEIGHT_SCALE -->
-        <leaf name="NAMEID"               type="I32" /> <!-- 0 or special name of item -->
+        <leaf name="NAMEID"               type="I32" nullable="1" /> <!-- 0 or special name of item -->
         <leaf name="ENCHANT"              type="I10" /> <!-- 0=not enchanted, 1=enchanted nbcharge 0, 10=e. nbcharge 9 -->
         <leaf name="RM_CLASS_TYPE"        type="I3" /> <!-- RM_CLASS_TYPE enum -->
         <leaf name="RM_FABER_STAT_TYPE"   type="I6" /> <!-- RM_FABER_STAT_TYPE enum -->
@@ -378,7 +382,7 @@
       <!-- session id -->
       <branch name="" count="16">
         <!-- Common Item Data -->
-        <leaf name="SHEET"                type="I32" cppType="NLMISC::CSheetId" />
+        <leaf name="SHEET"                type="I32" nullable="1" cppType="NLMISC::CSheetId" />
         <leaf name="QUALITY"              type="I10" />
         <leaf name="QUANTITY"             type="I10" />
         <leaf name="USER_COLOR"           type="I3" />
@@ -386,7 +390,7 @@
         <!-- <leaf name="LOCKED"               type="I10" /> -->
         <!-- <leaf name="ACCESS"               type="I2" /> --> <!-- TGuildGrade access grade -->
         <leaf name="WEIGHT"               type="I16" /> <!-- weight. see DB_WEIGHT_SCALE -->
-        <leaf name="NAMEID"               type="I32" /> <!-- 0 or special name of item -->
+        <leaf name="NAMEID"               type="I32" nullable="1" /> <!-- 0 or special name of item -->
         <leaf name="ENCHANT"              type="I10" /> <!-- 0=not enchanted, 1=enchanted nbcharge 0, 10=e. nbcharge 9 -->
         <leaf name="RM_CLASS_TYPE"        type="I3" /> <!-- RM_CLASS_TYPE enum -->
         <leaf name="RM_FABER_STAT_TYPE"   type="I6" /> <!-- RM_FABER_STAT_TYPE enum -->
@@ -444,37 +448,37 @@
     <!-- This is the malus ratio*50 (ie percentage/2) -->
     <branch name="BONUS">
       <branch name="" count="12">
-        <leaf name="SHEET" type="I32" cppType="NLMISC::CSheetId" />
+        <leaf name="SHEET" type="I32" nullable="1" cppType="NLMISC::CSheetId" />
         <leaf name="DISABLED" type="I1" />
-        <leaf name="DISABLED_TIME" type="I32" />
+        <leaf name="DISABLED_TIME" type="I32" nullable="1" />
       </branch>
     </branch>
     <branch name="MALUS">
       <branch name="" count="12">
-        <leaf name="SHEET" type="I32" cppType="NLMISC::CSheetId" />
+        <leaf name="SHEET" type="I32" nullable="1" cppType="NLMISC::CSheetId" />
         <leaf name="DISABLED" type="I1" />
-        <leaf name="DISABLED_TIME" type="I32" />
+        <leaf name="DISABLED_TIME" type="I32" nullable="1" />
       </branch>
     </branch>
   </branch>
   <branch name="DISABLE_CONSUMABLE" bank="PLR">
     <branch name="" count="12">
-      <leaf name="FAMILY" type="I16" />
+      <leaf name="FAMILY" type="I16" nullable="1" />
       <!-- Disable consumablel family -->
-      <leaf name="DISABLE_TIME" type="I32" />
+      <leaf name="DISABLE_TIME" type="I32" nullable="1" />
       <!-- End date of diable time in tick -->
     </branch>
   </branch>
   <!-- botchat texts -->
   <branch name="BOTCHAT" bank="PLR">
     <!-- intro for player gift -->
-    <leaf name="PLAYER_GIFT" type="I32" />
+    <leaf name="PLAYER_GIFT" type="I32" nullable="1" />
     <!-- intro for guild creation -->
-    <leaf name="CREATE_GUILD" type="I32" />
+    <leaf name="CREATE_GUILD" type="I32" nullable="1" />
     <!-- intro for trade window (pacts, action, item, or skills ..)-->
-    <leaf name="TRADE" type="I32" />
+    <leaf name="TRADE" type="I32" nullable="1" />
     <!-- intro for choose mission -->
-    <leaf name="CHOOSE_MISSION" type="I32" />
+    <leaf name="CHOOSE_MISSION" type="I32" nullable="1" />
     <!-- intro before the reward of the mission -->
     <!-- <leaf name="MISSION_END_REWARD" type="I32"/> -->
     <!-- text of the mission end -->
@@ -483,15 +487,15 @@
     <!-- <leaf name="NEWS" type="I32"/> -->
     <!-- choice dynamic missions -->
     <branch name="DM_CHOICE" count="3">
-      <leaf name="TITLE" type="I32" />
+      <leaf name="TITLE" type="I32" nullable="1" />
       <branch name="" count="8">
-        <leaf name="TEXT" type="I32" />
+        <leaf name="TEXT" type="I32" nullable="1" />
       </branch>
     </branch>
     <!-- title of dynamic mission -->
-    <leaf name="DM_TITLE" type="I32" />
+    <leaf name="DM_TITLE" type="I32" nullable="1" />
     <!-- description of dynamic mission -->
-    <leaf name="DM_DESCRIPTION" type="I32" />
+    <leaf name="DM_DESCRIPTION" type="I32" nullable="1" />
     <!-- the rolemaster type on 2 bits -->
     <leaf name="ROLEMASTER_TYPE" type="I2" />
   </branch>
@@ -507,8 +511,8 @@
                         if high order bit == 0 : guild icon : 58 low order bits - back:3 bits, symbol:6 bits, Invert:1 bit, color1&2:24 bits each 
                         if high order bit == 1 : low order bits = entry in the LIFT_ICONS::TLiftIcon enum
                         -->
-      <leaf name="ICON" type="I64" />
-      <leaf name="NAME" type="I32" />
+      <leaf name="ICON" type="I64" nullable="1" />
+      <leaf name="NAME" type="I32" nullable="1" />
     </branch>
   </branch>
   <branch name="CHOOSE_MISSIONS" bank="PLR" atom="1">
@@ -518,10 +522,10 @@
     <leaf name="HAS_NEXT" type="I1" />
     <!-- are there pages left ? -->
     <branch name="" count="8">
-      <leaf name="ICON" type="I32" cppType="NLMISC::CSheetId" />
+      <leaf name="ICON" type="I32" nullable="1" cppType="NLMISC::CSheetId" />
       <!-- sheet id of a .mission_icon sheet -->
-      <leaf name="TEXT" type="I32" />
-      <leaf name="DETAIL_TEXT" type="I32" />
+      <leaf name="TEXT" type="I32" nullable="1" />
+      <leaf name="DETAIL_TEXT" type="I32" nullable="1" />
       <leaf name="PREREQ_STATE" type="I8" />
       <!-- game_share/mission_desc.h/TPreReqState -->
     </branch>
@@ -549,7 +553,7 @@
     <!-- 10000*factor to apply on item price, so if this value = 10000, factor is 1.0 -->
     <branch name="" count="8">
       <!-- Common Item Data -->
-      <leaf name="SHEET"                type="I32" cppType="NLMISC::CSheetId" />
+      <leaf name="SHEET"                type="I32" nullable="1" cppType="NLMISC::CSheetId" />
       <leaf name="QUALITY"              type="I10" />
       <leaf name="QUANTITY"             type="I10" />
       <leaf name="USER_COLOR"           type="I3" />
@@ -557,7 +561,7 @@
       <!-- <leaf name="LOCKED"               type="I10" /> -->
       <!-- <leaf name="ACCESS"               type="I2" /> --> <!-- TGuildGrade access grade -->
       <leaf name="WEIGHT"               type="I16" /> <!-- weight. see DB_WEIGHT_SCALE -->
-      <leaf name="NAMEID"               type="I32" /> <!-- 0 or special name of item -->
+      <leaf name="NAMEID"               type="I32" nullable="1" /> <!-- 0 or special name of item -->
       <leaf name="ENCHANT"              type="I10" /> <!-- 0=not enchanted, 1=enchanted nbcharge 0, 10=e. nbcharge 9 -->
       <leaf name="RM_CLASS_TYPE"        type="I3" /> <!-- RM_CLASS_TYPE enum -->
       <leaf name="RM_FABER_STAT_TYPE"   type="I6" /> <!-- RM_FABER_STAT_TYPE enum -->
@@ -571,7 +575,7 @@
       <!-- The currency type RYMSG::TTradeCurrency -->
       <leaf name="RRP_LEVEL"            type="I4" />
       <!-- For rrp curency, specify the rrp level -->
-      <leaf name="MONEY_SHEET"          type="I32" cppType="NLMISC::CSheetId" />
+      <leaf name="MONEY_SHEET"          type="I32" nullable="1" cppType="NLMISC::CSheetId" />
       <!-- For item curency, specify the item sheet -->
       <leaf name="BASE_SKILL"           type="I4" />
       <!-- For skill curency, specify the base skill as in EGSPD::CSPType::TSPType -->
@@ -582,7 +586,7 @@
       <!-- Special Trade -->
       <leaf name="PRICE_RETIRE"         type="I32" />
       <leaf name="RESALE_TIME_LEFT"     type="I16" />
-      <leaf name="VENDOR_NAMEID"        type="TEXT" />
+      <leaf name="VENDOR_NAMEID"        type="TEXT" nullable="1" />
       <!-- name id of player vendor -->
       <leaf name="FACTION_POINT_PRICE"  type="I32" />
       <!-- 0 for standard behaviour -->
@@ -596,7 +600,7 @@
   </branch>
   <branch name="BRICK_FAMILY" bank="PLR">
     <branch name="" count="1024">
-      <leaf name="BRICKS" type="I64" />
+      <leaf name="BRICKS" type="PACKED" nullable="1" />
     </branch>
   </branch>
   <!--
@@ -610,27 +614,27 @@
     <branch name="" count="15">
       <!-- see game_share/mission_desc.h TMissionType -->
       <leaf name="TYPE"           type="I2" />
-      <leaf name="ICON"           type="I32" cppType="NLMISC::CSheetId" />
+      <leaf name="ICON"           type="I32" nullable="1" cppType="NLMISC::CSheetId" />
       <!-- sheet id of a .mission_icon sheet -->
-      <leaf name="TITLE"          type="I32" />
-      <leaf name="DETAIL_TEXT"    type="I32" />
+      <leaf name="TITLE"          type="I32" nullable="1" />
+      <leaf name="DETAIL_TEXT"    type="I32" nullable="1" />
       <!-- begin date in tick -->
-      <leaf name="BEGIN_DATE"     type="I32" />
+      <leaf name="BEGIN_DATE"     type="I32" nullable="1" />
       <!-- end date in tick -->
-      <leaf name="END_DATE"       type="I32" />
+      <leaf name="END_DATE"       type="I32" nullable="1" />
       <!-- true if the step are "OR" -->
       <leaf name="OR_STEPS"       type="I1" />
       <branch name="GOALS">
         <branch name="" count="20">
-          <leaf name="TEXT"         type="I32" />
-          <leaf name="NPC_ALIAS"    type="I32" />
+          <leaf name="TEXT"         type="I32" nullable="1" />
+          <leaf name="NPC_ALIAS"    type="I32" nullable="1" />
         </branch>
       </branch>
       <!-- Targets -->
       <branch name="TARGET" count="8" atom="1">
-        <leaf name="TITLE"    type="I32" />
-        <leaf name="X"        type="I32" />
-        <leaf name="Y"        type="I32" />
+        <leaf name="TITLE"    type="I32" nullable="1" />
+        <leaf name="X"        type="I32" nullable="1" />
+        <leaf name="Y"        type="I32" nullable="1" />
       </branch>
       <!-- Indicate if the mission is finished (0-not 1-success 2-failed) -->
       <leaf name="FINISHED" type="I2" />
@@ -641,7 +645,7 @@
       <!-- Historic -->
       <branch name="HISTO">
         <branch name="" count="30">
-          <leaf name="TEXT" type="I32" />
+          <leaf name="TEXT" type="I32" nullable="1" />
         </branch>
       </branch>
     </branch>
@@ -650,7 +654,7 @@
     <!-- The index of the phrase in the spell book that is being executed right now -->
     <leaf name="PHRASE"           type="I16" />
     <!-- If not a phrase in the speel book, give the associated brick sheet id -->
-    <leaf name="SHEET"            type="I32" cppType="NLMISC::CSheetId" />
+    <leaf name="SHEET"            type="I32" nullable="1" cppType="NLMISC::CSheetId" />
     <!-- When the NEXT_COUNTER reach the one on client, reset -->
     <leaf name="NEXT_COUNTER"     type="I8" />
     <!-- When the CYCLE_COUNTER reach the one on client, reset -->
@@ -665,7 +669,7 @@
         <leaf name="SAP_COST"       type="I16" />
         <leaf name="STA_COST"       type="I16" />
         <!-- Entity name -->
-        <leaf name="TARGET_NAME"    type="TEXT" />
+        <leaf name="TARGET_NAME"    type="TEXT" nullable="1" />
         <!-- Entity State -->
         <leaf name="TARGET_HP"      type="I7" />
         <leaf name="TARGET_SAP"     type="I7" />
@@ -712,13 +716,13 @@
     <branch name="MEMBERS">
       <!-- Guild Members -->
       <branch name="" count="256">
-        <leaf name="NAME" type="TEXT" />
+        <leaf name="NAME" type="TEXT" nullable="1" />
         <!-- player name -->
         <leaf name="GRADE" type="I3" />
         <!-- player grade-->
         <leaf name="ONLINE" type="I2" cppType="TCharConnectionState" />
         <!-- enum TCharConnectionState -->
-        <leaf name="ENTER_DATE" type="I32" />
+        <leaf name="ENTER_DATE" type="I32" nullable="1" />
         <!-- tick when player entered the guild-->
       </branch>
     </branch>
@@ -810,7 +814,7 @@
         <branch name="SQUAD_SHOP">
           <!-- list of squad that we can buy -->
           <branch name="" count="16">
-            <leaf name="SHEET" type="I32" cppType="NLMISC::CSheetId" />
+            <leaf name="SHEET" type="I32" nullable="1" cppType="NLMISC::CSheetId" />
           </branch>
         </branch>
         <branch name="SQUADS">
@@ -820,11 +824,11 @@
                                         -->
           <branch name="SP" count="24">
             <!-- Spawned -->
-            <leaf name="SHEET" type="I32" cppType="NLMISC::CSheetId" />
+            <leaf name="SHEET" type="I32" nullable="1" cppType="NLMISC::CSheetId" />
           </branch>
           <branch name="T" count="24">
             <!-- Training -->
-            <leaf name="SHEET" type="I32" cppType="NLMISC::CSheetId" />
+            <leaf name="SHEET" type="I32" nullable="1" cppType="NLMISC::CSheetId" />
             <leaf name="SPAWN" type="I4" />
             <!-- Index in SQUAD_SPAWN_ZONE list -->
           </branch>
@@ -835,7 +839,7 @@
         <branch name="BUILDINGS">
           <!-- list of buildings on the outpost -->
           <branch name="" count="4">
-            <leaf name="SHEET" type="I32" cppType="NLMISC::CSheetId" />
+            <leaf name="SHEET" type="I32" nullable="1" cppType="NLMISC::CSheetId" />
           </branch>
         </branch>
       </branch>
@@ -984,7 +988,7 @@
       <!-- X uint32 << 32 | Y uint32 -->
       <leaf name="HUNGER" type="I5" />
       <leaf name="DESPAWN" type="I7" />
-      <leaf name="NAME" type="I32" is_true="1" />
+      <leaf name="NAME" type="I32" nullable="1" is_true="1" />
     </branch>
   </branch>
   <branch name="DEBUG_INFO" bank="PLR">
@@ -1056,9 +1060,9 @@
   <!-- DynChat channels -->
   <branch name="DYN_CHAT" bank="PLR">
     <branch name="CHANNEL" count="8" atom="1">
-      <leaf name="NAME" type="I32" />
+      <leaf name="NAME" type="I32" nullable="1" />
       <!-- channel not available if anme is 0 -->
-      <leaf name="ID" type="I64" />
+      <leaf name="ID" type="I64" nullable="1" />
       <!-- unique ID of channel (eid) -->
       <leaf name="WRITE_RIGHT" type="I1" />
     </branch>
diff --git a/ryzom/common/src/game_share/generate_client_db.xslt b/ryzom/common/src/game_share/generate_client_db.xslt
index 1eaa9b5a0..f6d63425c 100644
--- a/ryzom/common/src/game_share/generate_client_db.xslt
+++ b/ryzom/common/src/game_share/generate_client_db.xslt
@@ -722,7 +722,8 @@ void <xsl:call-template name="makeFullClassName"/>::init(ICDBStructNode *parent<
 				<xsl:when test="$leafType = 'S63'">		<xsl:text>sint64</xsl:text>	</xsl:when>
 				<xsl:when test="$leafType = 'S64'">		<xsl:text>sint64</xsl:text>	</xsl:when>
 
-				<xsl:when test="$leafType = 'TEXT'">	<xsl:text>ucstring</xsl:text>		</xsl:when>
+				<xsl:when test="$leafType = 'TEXT'">	<xsl:text>ucstring</xsl:text>	</xsl:when>
+				<xsl:when test="$leafType = 'PACKED'">	<xsl:text>uint64</xsl:text>		</xsl:when>
 				<xsl:otherwise>	<xsl:message terminate="yes">Unsupported leaf type <xsl:value-of select="$leafType"/></xsl:message></xsl:otherwise>
 			</xsl:choose>
 		</xsl:if>
diff --git a/ryzom/server/src/entities_game_service/database_plr.cpp b/ryzom/server/src/entities_game_service/database_plr.cpp
index 5174a43bb..5bd93c07d 100644
--- a/ryzom/server/src/entities_game_service/database_plr.cpp
+++ b/ryzom/server/src/entities_game_service/database_plr.cpp
@@ -43,7 +43,6 @@ CBankAccessor_PLR::TASCENSOR	CBankAccessor_PLR::_ASCENSOR;
 CBankAccessor_PLR::TCHOOSE_MISSIONS	CBankAccessor_PLR::_CHOOSE_MISSIONS;
 CBankAccessor_PLR::TTRADING	CBankAccessor_PLR::_TRADING;
 CBankAccessor_PLR::TBRICK_FAMILY	CBankAccessor_PLR::_BRICK_FAMILY;
-CBankAccessor_PLR::TFABER_PLANS	CBankAccessor_PLR::_FABER_PLANS;
 CBankAccessor_PLR::TMISSIONS	CBankAccessor_PLR::_MISSIONS;
 CBankAccessor_PLR::TEXECUTE_PHRASE	CBankAccessor_PLR::_EXECUTE_PHRASE;
 CBankAccessor_PLR::TCHARACTER_INFO	CBankAccessor_PLR::_CHARACTER_INFO;
@@ -155,11 +154,6 @@ void CBankAccessor_PLR::init()
 		// call sub branch init
 		_BRICK_FAMILY.init(node);
 		
-		node  = bank->getICDBStructNodeFromName( BankTag, "FABER_PLANS" );
-		nlassert(node != NULL);
-		// call sub branch init
-		_FABER_PLANS.init(node);
-		
 		node  = bank->getICDBStructNodeFromName( BankTag, "MISSIONS" );
 		nlassert(node != NULL);
 		// call sub branch init
@@ -2285,45 +2279,6 @@ void CBankAccessor_PLR::TBRICK_FAMILY::TArray::init(ICDBStructNode *parent, uint
 }
 
 
-void CBankAccessor_PLR::TFABER_PLANS::init(ICDBStructNode *parent)
-{
-	ICDBStructNode *node = parent;
-
-	_BranchNode = node;
-
-	// leaf init
-	
-
-	// branch init
-	
-	for (uint i=0; i<64; ++i)
-	{
-		node  = parent->getNode( ICDBStructNode::CTextId(NLMISC::toString("%u", i)), false );
-		nlassert(node != NULL);
-		_Array[i].init(node, i);
-	}
-	
-}
-
-
-void CBankAccessor_PLR::TFABER_PLANS::TArray::init(ICDBStructNode *parent, uint index)
-{
-	ICDBStructNode *node = parent;
-
-	_BranchNode = node;
-
-	// leaf init
-	
-	node  = parent->getNode( ICDBStructNode::CTextId("KNOWN"), false );
-	nlassert(node != NULL);
-	_KNOWN = node;
-	
-
-	// branch init
-	
-}
-
-
 void CBankAccessor_PLR::TMISSIONS::init(ICDBStructNode *parent)
 {
 	ICDBStructNode *node = parent;
diff --git a/ryzom/server/src/entities_game_service/database_plr.h b/ryzom/server/src/entities_game_service/database_plr.h
index 2861112c1..837ffae6d 100644
--- a/ryzom/server/src/entities_game_service/database_plr.h
+++ b/ryzom/server/src/entities_game_service/database_plr.h
@@ -6723,77 +6723,6 @@ inline void _getProp(const CCDBSynchronised &db, ICDBStructNode *node, NLMISC::C
 		
 	};
 		
-	class TFABER_PLANS
-	{
-	public:
-		
-	class TArray
-	{
-	public:
-		
-
-	private:
-		ICDBStructNode	*_BranchNode;
-
-		ICDBStructNode	*_KNOWN;
-		
-
-	public:
-		void init(ICDBStructNode *parent, uint index);
-
-		// accessor to branch node
-		ICDBStructNode *getCDBNode()
-		{
-			return _BranchNode;
-		}
-
-		
-		void setKNOWN(CCDBSynchronised &dbGroup, uint64 value, bool forceSending = false)
-		{
-			
-
-			_setProp(dbGroup, _KNOWN, value, forceSending);
-		}
-
-		uint64 getKNOWN(const CCDBSynchronised &dbGroup)
-		{
-			uint64 value;
-			_getProp(dbGroup, _KNOWN, value);
-
-			return value;
-		}
-		
-		ICDBStructNode *getKNOWNCDBNode()
-		{
-			return _KNOWN;
-		}
-	
-	};
-		
-
-	private:
-		ICDBStructNode	*_BranchNode;
-
-		TArray _Array[64];
-		
-
-	public:
-		void init(ICDBStructNode *parent);
-
-		// accessor to branch node
-		ICDBStructNode *getCDBNode()
-		{
-			return _BranchNode;
-		}
-
-		TArray &getArray(uint32 index)
-		{
-			nlassert(index < 64);
-			return _Array[index];
-		}
-		
-	};
-		
 	class TMISSIONS
 	{
 	public:
@@ -10507,8 +10436,6 @@ inline void _getProp(const CCDBSynchronised &db, ICDBStructNode *node, NLMISC::C
 
 		static TBRICK_FAMILY	_BRICK_FAMILY;
 
-		static TFABER_PLANS	_FABER_PLANS;
-
 		static TMISSIONS	_MISSIONS;
 
 		static TEXECUTE_PHRASE	_EXECUTE_PHRASE;
@@ -10617,10 +10544,6 @@ inline void _getProp(const CCDBSynchronised &db, ICDBStructNode *node, NLMISC::C
 		{
 			return _BRICK_FAMILY;
 		}
-		static TFABER_PLANS &getFABER_PLANS()
-		{
-			return _FABER_PLANS;
-		}
 		static TMISSIONS &getMISSIONS()
 		{
 			return _MISSIONS;
diff --git a/ryzom/server/src/entities_game_service/player_manager/cdb.h b/ryzom/server/src/entities_game_service/player_manager/cdb.h
index a75e66189..9eb0ec37c 100644
--- a/ryzom/server/src/entities_game_service/player_manager/cdb.h
+++ b/ryzom/server/src/entities_game_service/player_manager/cdb.h
@@ -55,7 +55,7 @@ public:
 		I17, I18, I19, I20, I21, I22, I23, I24, I25, I26, I27, I28, I29, I30, I31, I32,
 		I33, I34, I35, I36, I37, I38, I39, I40, I41, I42, I43, I44, I45, I46, I47, I48,
 		I49, I50, I51, I52, I53, I54, I55, I56, I57, I58, I59, I60, I61, I62, I63, I64,
-		TEXT, Nb_Prop_Type
+		TEXT, PACKED, Nb_Prop_Type
 	};
 
 
diff --git a/ryzom/server/src/entities_game_service/player_manager/cdb_leaf.cpp b/ryzom/server/src/entities_game_service/player_manager/cdb_leaf.cpp
index 45db31bc6..34542d376 100644
--- a/ryzom/server/src/entities_game_service/player_manager/cdb_leaf.cpp
+++ b/ryzom/server/src/entities_game_service/player_manager/cdb_leaf.cpp
@@ -45,6 +45,18 @@ using namespace std;
 //-----------------------------------------------
 void CCDBStructNodeLeaf::init( xmlNodePtr node, NLMISC::IProgressCallback &progressCallBack ) 
 {
+	// Read nullable
+	CXMLAutoPtr nullable((const char*)xmlGetProp (node, (xmlChar*)"nullable"));
+	if ((const char *) nullable != NULL)
+	{
+		_Nullable = (nullable.getDatas()[0] == '1');
+	}
+	else
+	{
+		_Nullable = false;
+	}
+
+	// Read type
 	CXMLAutoPtr type((const char*)xmlGetProp (node, (xmlChar*)"type"));
 	nlassert((const char *) type != NULL);
 
@@ -79,6 +91,9 @@ void CCDBStructNodeLeaf::init( xmlNodePtr node, NLMISC::IProgressCallback &progr
 		// IF it is a TEXT.
 		if(!strcmp(type, "TEXT"))
 			_Type = ICDBStructNode::TEXT;
+		// IF it is a PACKED.
+		else if(!strcmp(type, "PACKED"))
+			_Type = ICDBStructNode::PACKED;
 		// ELSE type unknown.
 		else
 		{
diff --git a/ryzom/server/src/entities_game_service/player_manager/cdb_leaf.h b/ryzom/server/src/entities_game_service/player_manager/cdb_leaf.h
index 97fabde04..f7205f766 100644
--- a/ryzom/server/src/entities_game_service/player_manager/cdb_leaf.h
+++ b/ryzom/server/src/entities_game_service/player_manager/cdb_leaf.h
@@ -36,6 +36,9 @@ public:
 	/// Return the type of the property.
 	inline const EPropType &	type() const {return _Type;}
 
+	/// Return the type of the property.
+	inline bool					nullable() const {return _Nullable;}
+
 	/// The overridden version that is usable from ICDBStructNode
 	virtual EPropType			getType() const		{return _Type;}
 
@@ -46,7 +49,7 @@ public:
 	/**
 	 * Default constructor
 	 */
-	CCDBStructNodeLeaf() : ICDBStructNode(), _Parent( NULL ), _Type( UNKNOWN ) {}
+	CCDBStructNodeLeaf() : ICDBStructNode(), _Parent( NULL ), _Type( UNKNOWN ), _Nullable( false ) {}
 	
 	/**
 	 *	Build the structure of the database from a file
@@ -178,6 +181,9 @@ private:
 	/// property type
 	EPropType			_Type;
 
+	/// nullable
+	bool				_Nullable;
+
 	/// Binary property id of the leaf (precalculated & stored to avoid having to get back in the tree to build it)
 	CBinId				_LeafId;
 };
diff --git a/ryzom/server/src/entities_game_service/player_manager/cdb_synchronised.cpp b/ryzom/server/src/entities_game_service/player_manager/cdb_synchronised.cpp
index e2a35b7af..65912d2f7 100644
--- a/ryzom/server/src/entities_game_service/player_manager/cdb_synchronised.cpp
+++ b/ryzom/server/src/entities_game_service/player_manager/cdb_synchronised.cpp
@@ -516,6 +516,55 @@ bool	CCDBSynchronised::writePermanentDelta( NLMISC::CBitMemStream& s )
 	return true;
 }
 
+inline void pushPackedValue( CBitMemStream& s, uint64 value, uint32& bitsize, uint &bits )
+{
+	// fast count of max bit
+	uint32 next = (uint32)(value >> 32);
+	uint32 test;
+	bits = 0;
+	if (next) // 64bit
+	{
+		bits += 32;
+		test = next; // 32 msb
+	}
+	else
+	{
+		test = (uint32)(value & 0xFFFFFFFF); // 32 lsb
+	}
+	next = (test >> 16);
+	if (next)
+	{
+		bits += 16;
+		test = next; // 16 msb
+	}
+	else
+	{
+		test = (test & 0xFFFF); // 16 lsb
+	}
+	next = (test >> 8);
+	if (next)
+	{
+		bits += 8;
+		test = next; // 8 msb
+	}
+	else
+	{
+		test = (test & 0xFF); // 8 lsb
+	}
+	next = (test >> 4);
+	if (next)
+	{
+		bits += 8;
+	}
+	else if (test & 0xF)
+	{
+		bits += 4;
+	}
+	uint64 nibbleCount = (bits >> 2);
+	s.serialAndLog2( nibbleCount, 4 );
+	s.serialAndLog2( value, bits );
+	bitsize += (4 + bits);
+}
 
 /*
  * Push one change to the stream
@@ -532,19 +581,42 @@ void	CCDBSynchronised::pushDelta( CBitMemStream& s, CCDBStructNodeLeaf *node, ui
 		value = (uint64)_DataContainer.getValue64( index );
 		//_DataContainer.archiveCurrentValue( index );
 
-		if ( node->type() == ICDBStructNode::TEXT )
+		if ( node->nullable() && value == 0 )
 		{
-			s.serialAndLog2( value, 32 );
-			bitsize += 32;
-			if ( VerboseDatabase )
-				nldebug( "CDB: Pushing value %" NL_I64 "d (TEXT-32) for index %d prop %s", (sint64)value, index, node->buildTextId().toString().c_str() );
+			uint64 isNull = 1;
+			s.serialAndLog2( isNull, 1 );
+			bitsize += 1;
 		}
 		else
 		{
-			s.serialAndLog2( value, (uint)node->type() );
-			bitsize += (uint32)node->type();
-			if ( VerboseDatabase )
-				nldebug( "CDB: Pushing value %" NL_I64 "d (%u bits) for index %d prop %s", (sint64)value, (uint32)node->type(), index, node->buildTextId().toString().c_str() );
+			if ( node->nullable() )
+			{
+				uint64 isNull = 0;
+				s.serialAndLog2( isNull, 1 );
+				bitsize += 1;
+			}
+
+			if ( node->type() == ICDBStructNode::TEXT )
+			{
+				s.serialAndLog2( value, 32 );
+				bitsize += 32;
+				if ( VerboseDatabase )
+					nldebug( "CDB: Pushing value %" NL_I64 "d (TEXT-32) for index %d prop %s", (sint64)value, index, node->buildTextId().toString().c_str() );
+			}
+			else if ( node->type() == ICDBStructNode::PACKED )
+			{
+				uint bits;
+				pushPackedValue( s, value, bitsize, bits );
+				if ( VerboseDatabase )
+					nldebug( "CDB: Pushing value %" NL_I64 "d (PACKED %u bits) for index %d prop %s", (sint64)value, bits, index, node->buildTextId().toString().c_str() );
+			}
+			else
+			{
+				s.serialAndLog2( value, (uint)node->type() );
+				bitsize += (uint32)node->type();
+				if ( VerboseDatabase )
+					nldebug( "CDB: Pushing value %" NL_I64 "d (%u bits) for index %d prop %s", (sint64)value, (uint32)node->type(), index, node->buildTextId().toString().c_str() );
+			}
 		}
 	}
 	else
@@ -573,6 +645,13 @@ void	CCDBSynchronised::pushDeltaPermanent( NLMISC::CBitMemStream& s, CCDBStructN
 			if ( VerboseDatabase )
 				nldebug( "CDB: Pushing permanent value %" NL_I64 "d (TEXT-32) for index %d prop %s", (sint64)value, index, node->buildTextId().toString().c_str() );
 		}
+		else if ( node->type() == ICDBStructNode::PACKED )
+		{
+			uint bits;
+			pushPackedValue( s, value, bitsize, bits );
+			if ( VerboseDatabase )
+				nldebug( "CDB: Pushing permanent value %"NL_I64"d (PACKED %u bits) for index %d prop %s", (sint64)value, bits, index, node->buildTextId().toString().c_str() );
+		}
 		else
 		{
 			s.serialAndLog2( value, (uint)node->type() );