Re: COPY COMMAND
От | Savita |
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Тема | Re: COPY COMMAND |
Дата | |
Msg-id | 3DE356A2.BFA1B6D7@india.hp.com обсуждение исходный текст |
Ответ на | Re: COPY COMMAND ("Shridhar Daithankar" <shridhar_daithankar@persistent.co.in>) |
Ответы |
Re: COPY COMMAND
|
Список | pgsql-general |
What about the date field???? Shridhar Daithankar wrote: > On 26 Nov 2002 at 16:02, Savita wrote: > > > Hi, > > I am able to insert the null field using \N in the text file,but while retiving > > the data I am not able to retrive it. > > > > After inserting data I tried this select statement > > > > select * from os_customer_master where updated_by=' '; > > and > > select * from os_customer_master where updated_by=null; > > > > but it gives 0 rows.then how will I select this values. > > Umm.. Is this a text field? What happens when you select for string length=0? > > IMO for a string/char field, NULL will be different than empty string but I am > still puzzled why '' did not work... > > Bye > Shridhar > > -- > QOTD: "Our parents were never our age." > > ---------------------------(end of broadcast)--------------------------- > TIP 1: subscribe and unsubscribe commands go to majordomo@postgresql.org -- Best Regards - Savita ---------------------------------------------------- Hewlett Packard (India) +91 80 2051288 (Phone) 847 1288 (HP Telnet) ----------------------------------------------------
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