Re: Table name lengths...
От | Alvaro Herrera |
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Тема | Re: Table name lengths... |
Дата | |
Msg-id | 20030902174615.GJ21909@dcc.uchile.cl обсуждение исходный текст |
Ответ на | Re: Table name lengths... (Chris Bowlby <excalibur@hub.org>) |
Ответы |
Re: Table name lengths...
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Список | pgsql-general |
On Tue, Sep 02, 2003 at 02:33:00PM -0300, Chris Bowlby wrote: > On Tue, 2003-09-02 at 14:24, Richard Huxton wrote: > > I'm working with an application that needs to be able to determine this > depending on the version of PostgreSQL that is running. I know what > anything less then 7.3 was 32 characters and anything newer is currently > 64, but I'm hoping to be able to check the lengths from my application > before creating a table/sequence/index, etc.. Cast a long string to the name type and measure its length: test=> SELECT length(repeat('xyzzy', 100)::name); length -------- 63 (1 row) -- Alvaro Herrera (<alvherre[a]dcc.uchile.cl>) Voy a acabar con todos los humanos / con los humanos yo acabaré voy a acabar con todos / con todos los humanos acabaré (Bender)
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