bk commit into 5.1 tree (jonas:1.2603)

[jonas]

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5.1 repository of jonas. When jonas does a push these changes will
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ChangeSet@stripped, 2007-08-07 09:49:23+02:00, jonas@stripped +1 -0
  ndb - online alter table
    make sure to alloc space for bm_len on alter table

  storage/ndb/src/kernel/blocks/dbtup/DbtupMeta.cpp@stripped, 2007-08-07 09:49:20+02:00, jonas@stripped +6 -0
    Make sure to allocate space for bm_len in bitmap on alter table

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	jonas
# Host:	perch.ndb.mysql.com
# Root:	/home/jonas/src/telco-6.2

--- 1.50/storage/ndb/src/kernel/blocks/dbtup/DbtupMeta.cpp	2007-08-07 09:49:29 +02:00
+++ 1.51/storage/ndb/src/kernel/blocks/dbtup/DbtupMeta.cpp	2007-08-07 09:49:29 +02:00
@@ -731,6 +731,12 @@
    */
   Uint32 charsetIndex= regTabPtr->noOfCharsets;
   Uint32 dyn_nullbits= regTabPtr->m_dyn_null_bits;
+  if (dyn_nullbits == 0)
+  {
+    jam();
+    dyn_nullbits = DYN_BM_LEN_BITS;
+  }
+
   Uint32 noDynFix= regTabPtr->m_attributes[MM].m_no_of_dyn_fix;
   Uint32 noDynVar= regTabPtr->m_attributes[MM].m_no_of_dyn_var;
   Uint32 noDynamic= regTabPtr->m_attributes[MM].m_no_of_dynamic;