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clearified ex 3.5 #45

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6 changes: 3 additions & 3 deletions harjoitukset/03_harjoitus_3.Rmd
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Expand Up @@ -230,7 +230,7 @@ LIMIT 1;

## Harjoitus 3.5

Montako 5 kirjaimista suomenkielistä kunnan nimeä Suomessa on?
Montako 5 kirjaimista suomenkielistä kunnan nimeä Suomessa on? Huomioi myös kunnat missä suomi on kakkoskieli(kieli_ni2).

:::code-box
```sql
Expand Down Expand Up @@ -293,15 +293,15 @@ FROM
WITH ltr5 AS
(
SELECT
kunta_ni1 as "Kunta", maaku_ni1 as "Maakunta", char_length(kunta_ni1) as "Pituus",
kunta_ni1 as "Kunta", char_length(kunta_ni1) as "Pituus",
kieli_ni1, 'Ykköskieli' as "Kielisyys"
FROM
nlsfi.hallintoalue
WHERE
char_length(kunta_ni1) = 5 AND kieli_ni1 = 'Suomi'
UNION
SELECT
kunta_ni2 as "Kunta", maaku_ni2 as "Maakunta", char_length(kunta_ni2) as "Pituus",
kunta_ni2 as "Kunta", char_length(kunta_ni2) as "Pituus",
kieli_ni2, 'Kakkoskieli' as "Kielisyys"
FROM
nlsfi.hallintoalue
Expand Down