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Viewing changes to drizzled/plugin/transactional_storage_engine.h

  • Committer: Package Import Robot
  • Author(s): Clint Byrum
  • Date: 2012-06-19 10:46:49 UTC
  • mfrom: (1.1.6)
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20120619104649-e2l0ggd4oz3um0f4
Tags: upstream-7.1.36-stable
Import upstream version 7.1.36-stable

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drizzled/plugin/transactional_storage_engine.h
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#include <drizzled/visibility.h>
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namespace drizzled
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{
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namespace plugin
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{
 
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namespace drizzled {
 
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namespace plugin {
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/**
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 * A type of storage engine which supports SQL transactions.
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 * kill two_phase_commit member. Use an HTON flag if
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 * absolutely needed to keep.
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 */
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class DRIZZLED_API TransactionalStorageEngine :public StorageEngine
 
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class DRIZZLED_API TransactionalStorageEngine : public StorageEngine
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{
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  friend class SEAPITester;
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public:
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  TransactionalStorageEngine(const std::string name_arg,
 
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  TransactionalStorageEngine(const std::string &name_arg,
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                             const std::bitset<HTON_BIT_SIZE> &flags_arg= HTON_NO_FLAGS);
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  virtual ~TransactionalStorageEngine();
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  virtual int startTransaction(Session *session, start_transaction_option_t options)
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  {
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    TransactionServices &transaction_services= TransactionServices::singleton();
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    transaction_services.registerResourceForTransaction(*session, this, this);
 
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    TransactionServices::registerResourceForTransaction(*session, this, this);
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    return doStartTransaction(session, options);
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  }
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  virtual void startStatement(Session *session)
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  {
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    TransactionServices &transaction_services= TransactionServices::singleton();
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    transaction_services.registerResourceForStatement(*session, this, this);
 
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    TransactionServices::registerResourceForStatement(*session, this, this);
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    doStartStatement(session);
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  }
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  /**
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   * @todo Kill this one entirely.  It's implementation, not interface...
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   */
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  static int releaseTemporaryLatches(Session *session);
 
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  static void releaseTemporaryLatches(Session *session);
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  /* Class Methods for operating on plugin */
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  static bool addPlugin(plugin::TransactionalStorageEngine *engine);
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   * and 'real commit' mean the same event.
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   */
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  virtual int doRollback(Session *session, bool normal_transaction)= 0;
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  virtual int doReleaseTemporaryLatches(Session *session)
 
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  virtual int doReleaseTemporaryLatches(Session*)
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  {
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    (void) session;
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    return 0;
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  }
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  virtual int doStartConsistentSnapshot(Session *session)
 
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  virtual int doStartConsistentSnapshot(Session*)
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  {
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    (void) session;
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    return 0;
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  }
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};