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PostgreSQL/Postgre SQL/generate series - История изменений
2026-05-24T11:41:34Z
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в 13:45, 26 мая 2010
2010-05-26T13:45:56Z
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http://www.sqle.ru/index.php?title=PostgreSQL/Postgre_SQL/generate_series&diff=4493&oldid=prev
Admin: 1 версия
2010-05-26T10:13:50Z
<p>1 версия</p>
<p><b>Новая страница</b></p><div>==generate_series(0,14,7)==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
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postgres=# select current_date + s.a as dates from generate_series(0,14,7) as s(a);<br />
dates<br />
------------<br />
2006-10-19<br />
2006-10-26<br />
2006-11-02<br />
(3 rows)<br />
postgres=#<br />
postgres=#<br />
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</source><br />
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==generate_series(4,3)==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
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postgres=# select * from generate_series(4,3);<br />
generate_series<br />
-----------------<br />
(0 rows)<br />
postgres=#<br />
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</source><br />
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==generate_series(5,1,-2)==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
postgres=# select * from generate_series(5,1,-2);<br />
generate_series<br />
-----------------<br />
5<br />
3<br />
1<br />
(3 rows)<br />
postgres=#<br />
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</source><br />
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==generate_series demo==<br />
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<!-- start source code --><br />
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<source lang="sql"><br />
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postgres=#<br />
postgres=# select * from generate_series(2,4);<br />
generate_series<br />
-----------------<br />
2<br />
3<br />
4<br />
(3 rows)<br />
postgres=#<br />
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</source></div>
Admin