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Merge branch '10.2' into 10.3
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@ -5,6 +5,9 @@ select @@session.use_stat_tables;
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@@session.use_stat_tables
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COMPLEMENTARY
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set @save_use_stat_tables=@@use_stat_tables;
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set @save_histogram_size=@@global.histogram_size;
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set @@global.histogram_size=0,@@local.histogram_size=0;
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set optimizer_use_condition_selectivity=1;
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set use_stat_tables='preferably';
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DROP DATABASE IF EXISTS dbt3_s001;
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CREATE DATABASE dbt3_s001;
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@ -749,7 +752,6 @@ set names utf8;
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set @save_optimizer_use_condition_selectivity=@@optimizer_use_condition_selectivity;
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set optimizer_use_condition_selectivity=4;
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set use_stat_tables=preferably;
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set @save_histogram_size= @@histogram_size;
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set histogram_size=255;
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create table t1 ( a varchar(255) character set utf8);
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insert into t1 values (REPEAT('ӥ',255)), (REPEAT('ç',255));
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@ -800,3 +802,4 @@ set @@sql_mode= @save_sql_mode;
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set use_stat_tables=@save_use_stat_tables;
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set @@histogram_size= @save_histogram_size;
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set @@optimizer_use_condition_selectivity=@save_optimizer_use_condition_selectivity;
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set @@global.histogram_size=@save_histogram_size;
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