- Implement the SERVID special columns. This imply modifying the way

  special columns are processed. This will be documented.
  Also some code cleanup and some changes to prepare the indexing of
  nullable columns (not achieve yet)

modified:
  storage/connect/colblk.cpp
  storage/connect/colblk.h
  storage/connect/connect.cc
  storage/connect/connect.h
  storage/connect/ha_connect.cc
  storage/connect/ha_connect.h
  storage/connect/macutil.cpp
  storage/connect/mycat.cc
  storage/connect/plgdbsem.h
  storage/connect/reldef.cpp
  storage/connect/reldef.h
  storage/connect/table.cpp
  storage/connect/tabmysql.cpp
  storage/connect/tabmysql.h
  storage/connect/tabodbc.h
  storage/connect/tabtbl.cpp
  storage/connect/tabutil.h
  storage/connect/value.h
  storage/connect/xindex.cpp
  storage/connect/xindex.h
  storage/connect/xtable.h

1 files changed, 4 insertions, 2 deletions

diff --git a/storage/connect/tabtbl.cpp b/storage/connect/tabtbl.cpp
index 6b90b3861aa..b2b0d784bb0 100644
--- a/storage/connect/tabtbl.cpp
+++ b/storage/connect/tabtbl.cpp
@@ -380,7 +380,8 @@ int TDBTBL::GetMaxSize(PGLOBAL g)
 void TDBTBL::ResetDB(void)
   {
   for (PCOL colp = Columns; colp; colp = colp->GetNext())
-    if (colp->GetAmType() == TYPE_AM_TABID)
+    if (colp->GetAmType() == TYPE_AM_TABID ||
+        colp->GetAmType() == TYPE_AM_SRVID)
       colp->COLBLK::Reset();
 
   for (PTABLE tabp = Tablist; tabp; tabp = tabp->GetNext())
@@ -492,7 +493,8 @@ int TDBTBL::ReadDB(PGLOBAL g)
 
         // Check and initialize the subtable columns
         for (PCOL cp = Columns; cp; cp = cp->GetNext())
-          if (cp->GetAmType() == TYPE_AM_TABID)
+          if (cp->GetAmType() == TYPE_AM_TABID ||
+              cp->GetAmType() == TYPE_AM_SRVID)
             cp->COLBLK::Reset();
           else if (((PPRXCOL)cp)->Init(g) && !Accept)
             return RC_FX;