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  • Committer: Padraig O'Sullivan
  • Date: 2009-09-13 00:53:34 UTC
  • mto: (1126.9.2 captain-20090915-01)
  • mto: This revision was merged to the branch mainline in revision 1133.
  • Revision ID: osullivan.padraig@gmail.com-20090913005334-6wio2sbjugskfbm3
Added calls to the connection start/end dtrace probes.

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show status like 'Handler%';
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Variable_name   Value
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Handler_commit  #
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Handler_delete  #
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Handler_prepare #
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Handler_read_first      #
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Handler_read_key        #
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Handler_read_next       #
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Handler_read_prev       #
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Handler_read_rnd        #
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Handler_read_rnd_next   #
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Handler_rollback        #
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Handler_savepoint       #
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Handler_savepoint_rollback      #
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Handler_update  #
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Handler_write   #
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flush status;
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select distinct 1 from t1,t3 where t1.a=t3.a;
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show status like 'Handler%';
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Variable_name   Value
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Handler_commit  #
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Handler_delete  #
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Handler_prepare #
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Handler_read_first      #
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Handler_read_key        #
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Handler_read_next       #
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Handler_read_prev       #
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Handler_read_rnd        #
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Handler_read_rnd_next   #
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Handler_rollback        #
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Handler_savepoint       #
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Handler_savepoint_rollback      #
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Handler_update  #
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Handler_write   #
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explain SELECT distinct t1.a from t1;
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id      select_type     table   type    possible_keys   key     key_len ref     rows    Extra
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1       SIMPLE  t1      index   NULL    PRIMARY 4       NULL    4       Using index