Re: DB question - Merging data from one table to another.

From: "malia, sean" <malia_sean(at)emc(dot)com>
To: "'pgsql-sql(at)postgresql(dot)org'" <pgsql-sql(at)postgresql(dot)org>
Subject: Re: DB question - Merging data from one table to another.
Date: 2004-04-01 15:27:32
Message-ID: F98A1E742671C244BE48E009FD29647B03DA2803@srtittle.eng.emc.com
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Hello,

I'm not sure if this is even possible, but I'll throw it by you anyway.

Say I have 2 tables:

Table1: With columns number and name

1.1 test1
1.2 test2
1.3 test3
1.4 test4

Table2: With column number and results

1.1 pass
1.2 fail
1.3 pass
1.4 fail

What I would like to do is add a new column to Table2 called name and
populate the name from table 1 and add it to table 2. So, table 2 will look
like:

1.1 pass test1
1.2 fail test2
1.3 pass test3
1.4 fail test4

**NOTE: in same cases if you do a "select name from table1 where
number='1.1'" you might get multiple matches, I guess we would need to use
"distinct" ?

I've never interacted two tables before, so I'm not even sure where to start
with this.

I'm using postgres 7.4.

Thanks all.

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