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9 lines
383 B
Text
9 lines
383 B
Text
use test;
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drop table if exists t1,t2;
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create table t1 (email varchar(50));
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insert into t1 values ('sasha@mysql.com'),('monty@mysql.com'),
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('foo@hotmail.com'),('foo@aol.com'),('bar@aol.com');
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create table t2(id int not null auto_increment primary key,
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t2 varchar(50), unique(t2));
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insert into t2 (t2) select distinct substring(email, locate('@', email)+1) from t1;
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select * from t2;
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