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38 lines
980 B
PHP
38 lines
980 B
PHP
eval create table t1 (a year not null, primary key(a)) engine=$engine
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partition by key (a) (
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partition pa1 max_rows=20 min_rows=2,
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partition pa2 max_rows=30 min_rows=3,
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partition pa3 max_rows=30 min_rows=4,
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partition pa4 max_rows=40 min_rows=2);
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show create table t1;
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insert into t1 values ('1975'), (2020), ('1980'), ('2000');
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select * from t1;
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select * from t1 where a=1980;
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delete from t1 where a=1980;
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select * from t1;
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drop table t1;
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eval create table t2 (a year not null, primary key(a)) engine=$engine
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partition by key (a) partitions 12;
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show create table t2;
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insert into t2 values ('1975'), ('2020'), ('1980'), ('2000');
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select * from t2;
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select * from t2 where a='1980';
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delete from t2 where a='1980';
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select * from t2;
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delete from t2;
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let $count=255;
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--echo $count inserts;
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--disable_query_log
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begin;
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while ($count)
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{
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eval insert ignore into t2 values (1901+$count);
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dec $count;
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}
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commit;
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--enable_query_log
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select count(*) from t2;
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select * from t2;
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drop table t2;
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