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12 lines
498 B
Plaintext
12 lines
498 B
Plaintext
use test;
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drop table if exists emails;
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drop table if exists domain;
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drop table if exists domain;
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create table emails (email varchar(50));
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insert into emails 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 domain(id int not null auto_increment primary key,
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domain varchar(50), unique(domain));
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insert into domain (domain) select distinct substring(email, locate('@', email)+1) from emails;
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@r/ins000001.result select * from domain;
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