Added type tags to operations

ndb/include/ndbapi/NdbIndexOperation.hpp

@@ -129,6 +129,11 @@ public:
    */
   int deleteTuple();
 
+  /**
+   * Get index object for this operation
+   */
+  const NdbDictionary::Index * getIndex() const;
+
 #ifndef DOXYGEN_SHOULD_SKIP_DEPRECATED
   /**
    * Define the NdbIndexOperation to be a standard operation of type 

ndb/include/ndbapi/NdbOperation.hpp

@@ -56,9 +56,32 @@ public:
    */
 
   /**
-   * Lock when performing read
+   * Different access types (supported by sub-classes of NdbOperation)
    */
+
+  enum Type {
+    PrimaryKeyAccess     ///< Read, insert, update, or delete using pk
+#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
+    = 0                  // NdbOperation
+#endif
+    ,UniqueIndexAccess   ///< Read, update, or delete using unique index
+#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
+    = 1                  // NdbIndexOperation
+#endif
+    ,TableScan          ///< Full table scan
+#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
+    = 2                  // NdbScanOperation
+#endif
+    ,OrderedIndexScan   ///< Ordered index scan
+#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
+    = 3                  // NdbIndexScanOperation
+#endif
+  };
   
+  /**
+   * Lock when performing read
+   */
+
   enum LockMode {
     LM_Read                 ///< Read with shared lock
 #ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
@@ -715,6 +738,11 @@ public:
    */
   const NdbDictionary::Table * getTable() const;
 
+  /**
+   * Get the type of access for this operation
+   */
+  const Type getType() const;
+
   /** @} *********************************************************************/
 
 #ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
@@ -768,7 +796,7 @@ protected:
   int init(const class NdbTableImpl*, NdbTransaction* aCon);
   void initInterpreter();
 
-  NdbOperation(Ndb* aNdb);	
+  NdbOperation(Ndb* aNdb, Type aType = PrimaryKeyAccess);	
   virtual ~NdbOperation();
   void	next(NdbOperation*);		// Set next pointer		      
   NdbOperation*	    next();	        // Get next pointer		       
@@ -881,6 +909,8 @@ protected:
  * These are the private variables that are defined in the operation objects.
  *****************************************************************************/
 
+  Type m_type;
+
   NdbReceiver theReceiver;
 
   NdbError theError;			// Errorcode	       
@@ -1043,6 +1073,19 @@ NdbOperation::getFirstRecAttr() const
   return theReceiver.theFirstRecAttr;
 }
 
+/******************************************************************************
+Type getType()
+                                                                                
+Return Value    Return the Type.
+Remark:         Gets type of access.
+******************************************************************************/
+inline
+const NdbOperation::Type
+NdbOperation::getType() const
+{
+  return m_type;
+}
+                                                                                
 /******************************************************************************
 OperationStatus  Status();
 

ndb/include/ndbapi/NdbScanOperation.hpp

@@ -177,7 +177,8 @@ public:
   int restart(bool forceSend = false);
   
 protected:
-  NdbScanOperation(Ndb* aNdb);
+  NdbScanOperation(Ndb* aNdb,
+                   NdbOperation::Type aType = NdbOperation::TableScan);
   virtual ~NdbScanOperation();
 
   int nextResultImpl(bool fetchAllowed = true, bool forceSend = false);

ndb/src/ndbapi/NdbIndexOperation.cpp

@@ -26,7 +26,7 @@
 #include <signaldata/IndxAttrInfo.hpp>
 
 NdbIndexOperation::NdbIndexOperation(Ndb* aNdb) :
-  NdbOperation(aNdb),
+  NdbOperation(aNdb, NdbOperation::UniqueIndexAccess),
   m_theIndex(NULL)
 {
   m_tcReqGSN = GSN_TCINDXREQ;
@@ -164,6 +164,12 @@ int NdbIndexOperation::interpretedDeleteTuple()
   return NdbOperation::interpretedDeleteTuple();
 }
 
+const NdbDictionary::Index*
+NdbIndexOperation::getIndex() const
+{
+  return m_theIndex;
+}
+
 int 
 NdbIndexOperation::prepareSend(Uint32 aTC_ConnectPtr, Uint64  aTransactionId)
 {

ndb/src/ndbapi/NdbOperation.cpp

@@ -37,7 +37,8 @@
  *                aTable: Pointers to the Table object
  * Remark:        Creat an object of NdbOperation. 
  ****************************************************************************/
-NdbOperation::NdbOperation(Ndb* aNdb) :
+NdbOperation::NdbOperation(Ndb* aNdb, NdbOperation::Type aType) :
+  m_type(aType),
   theReceiver(aNdb),
   theErrorLine(0),
   theNdb(aNdb),

ndb/src/ndbapi/NdbScanOperation.cpp

@@ -37,8 +37,8 @@
 
 #define DEBUG_NEXT_RESULT 0
 
-NdbScanOperation::NdbScanOperation(Ndb* aNdb) :
-  NdbOperation(aNdb),
+NdbScanOperation::NdbScanOperation(Ndb* aNdb, NdbOperation::Type aType) :
+  NdbOperation(aNdb, aType),
   m_transConnection(NULL)
 {
   theParallelism = 0;
@@ -1012,7 +1012,7 @@ NdbScanOperation::getBlobHandle(Uint32 anAttrId)
 }
 
 NdbIndexScanOperation::NdbIndexScanOperation(Ndb* aNdb)
-  : NdbScanOperation(aNdb)
+  : NdbScanOperation(aNdb, NdbOperation::OrderedIndexScan)
 {
 }