Data update

This commit is contained in:
Ingy döt Net 2025-08-11 18:05:26 -07:00
parent 4d5544505c
commit 4924dd0264
3073 changed files with 55820 additions and 4408 deletions

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create or replace table csv as
from read_csv_auto('rc-csv-data-manipulation.csv');
# View the first row of the table:
from csv limit 1;

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copy
(select *, (C1 + C2 + C3 + C4 + C5) as sum
from csv)
to 'junk.csv';

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ALTER TABLE csv ADD COLUMN sum integer;
UPDATE csv
SET sum = C1 + C2 + C3 + C4 + C5;
copy csv to 'junk2.csv';