Re: SQL-- Please help me :)

From: Gerard H. Pille <ghp_at_skynet.be>
Date: Mon, 25 Jan 2010 20:22:06 +0100
Message-ID: <4b5def5f$0$2866$ba620e4c_at_news.skynet.be>

JIACHENG SUN wrote:
> table 1
> ref code
> 1 code_1
> 1 code_2
> 2 code_3
> 2 code_5
> .......
> .......
>
> table 2
> code code_description value
> code_1 description1 3.4
> code_2 description2 3.5
> code_3 description3 0
> code_4 description4 0
> code_5 description5 0
>
> how to write a sql to get the result below:
>
> ref code description value
> 1 code_1 description1 3.4
> 1 code_2 description2 3.5
> 1 code_3 description3 0
> 1 code_4 description4 0
> 1 code_5 description5 0
> 2 code_1 description1 3.4
> 2 code_2 description2 3.5
> 2 code_3 description3 0
> 2 code_4 description4 0
> 2 code_5 description5 0
> ...........
> ............
>
> I tried to use outer join and nvl function, but still couldn't get the
> result i need. Cos if we have 1000 refs in table 1, it is impossible
> to use nvl. how do your guys think?
>
> thanks so much!!

This looks like a simple full outer join to me. What "syntax" did you try? No NVL needed, methinks. Received on Mon Jan 25 2010 - 13:22:06 CST