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  • Committer: Brian Aker
  • Date: 2010-10-10 02:07:52 UTC
  • mfrom: (1827.2.3 staging)
  • Revision ID: brian@tangent.org-20101010020752-ktv73isay5dxtvp3
Merge in switch on table_share_instance inheritance.

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plugin/haildb/test-suite-dir/haildb/tests/r/bench_count_distinct.result
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drop table if exists t1;
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create table t1(n int not null, key(n));
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select count(distinct n) from t1;
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count(distinct n)
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100
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explain extended select count(distinct n) from t1;
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id      select_type     table   type    possible_keys   key     key_len ref     rows    filtered        Extra
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1       SIMPLE  t1      index   NULL    n       4       NULL    #       100.00  Using index
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Warnings:
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Note    1003    select count(distinct `test`.`t1`.`n`) AS `count(distinct n)` from `test`.`t1`
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drop table t1;