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Viewing changes to drizzled/statement/create_table.cc

  • Committer: Brian Aker
  • Date: 2010-11-08 20:10:51 UTC
  • mfrom: (1910.2.8 merge)
  • Revision ID: brian@tangent.org-20101108201051-fmplr6oke3c088kf
Encapsulation around locking/kill

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drizzled/statement/create_table.cc
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     TABLE in the same way. That way we avoid that a new table is
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     created during a gobal read lock.
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   */
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  if (! (need_start_waiting= ! wait_if_global_read_lock(session, 0, 1)))
 
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  if (! (need_start_waiting= not session->wait_if_global_read_lock(0, 1)))
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  {
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    /* put tables back for PS rexecuting */
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    session->lex->link_first_table_back(create_table, link_to_local);
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             Release the protection against the global read lock and wake
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             everyone, who might want to set a global read lock.
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           */
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          start_waiting_global_read_lock(session);
 
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          session->startWaitingGlobalReadLock();
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          /* put tables back for PS rexecuting */
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          session->lex->link_first_table_back(create_table, link_to_local);
 
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          return true;
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        }
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      }
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     Release the protection against the global read lock and wake
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     everyone, who might want to set a global read lock.
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   */
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  start_waiting_global_read_lock(session);
 
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  session->startWaitingGlobalReadLock();
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  return res;
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}