Re: Increasing Table Column Size in 7.0 Syntax

From: Marc SCHAEFER <schaefer(at)alphanet(dot)ch>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: Increasing Table Column Size in 7.0 Syntax
Date: 2000-11-01 19:15:01
Message-ID: Pine.LNX.3.96.1001101201256.829B-100000@defian.alphanet.ch
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On Wed, 1 Nov 2000, Richard Poole wrote:

> Long answer: create a new table with the same columns, except give the
> one you want to change its new size. Then copy all the data across

I just did it (for another reason)

To alter a table (remove, or change columns)

# Copy the data
CREATE TABLE temp AS SELECT * FROM distributors;

# Drop and recreate the table
DROP TABLE distributors;
CREATE TABLE distributors (did DECIMAL(3) DEFAULT 1,
name VARCHAR(40) NOT NULL);

# Get back the data
INSERT INTO distributors SELECT * FROM temp;

# Drop the temporary table.
DROP TABLE temp;

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