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  • Committer: Padraig O'Sullivan
  • Date: 2009-12-17 04:48:59 UTC
  • mto: This revision was merged to the branch mainline in revision 1246.
  • Revision ID: osullivan.padraig@gmail.com-20091217044859-qorpkp4911zypfv3
Added some dtrace probes for tracing the optimizer.

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drizzled/join.cc
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#include "drizzled/optimizer/range.h"
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#include "drizzled/optimizer/sum.h"
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#include "drizzled/records.h"
 
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#include "drizzled/probes.h"
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#include "mysys/my_bit.h"
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#include <algorithm>
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  if (join->const_tables != join->tables)
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  {
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    optimize_keyuse(join, keyuse_array);
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    if (choose_plan(join, all_table_map & ~join->const_table_map))
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      return(true);
 
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    DRIZZLE_QUERY_OPT_CHOOSE_PLAN_START(join->session->query, join->session->thread_id);
 
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    bool res= choose_plan(join, all_table_map & ~join->const_table_map);
 
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    DRIZZLE_QUERY_OPT_CHOOSE_PLAN_DONE(res ? 1 : 0);
 
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    if (res)
 
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      return true;
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  }
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  else
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  {