abandon the idea of i18n
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@ -74,9 +74,9 @@ post:
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# See: <http://strftime.net/>, <https://day.js.org/docs/en/display/format>
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df:
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post:
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strftime: "%d.%m.%Y"
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strftime: "%Y.%m.%d"
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dayjs: "DD.MM.YYYY"
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# categories page
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categories:
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category_measure:
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@ -0,0 +1,42 @@
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---
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title: sql müll
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author: cscherr
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date: 2024-04-10 00:34:00 +0800
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categories: [Blogging, Tutorial]
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tags: [favicon]
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lang: en
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---
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blablabla
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```sql
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-- Task: Ich habe noch 3 Eier im Kühlschrank deren Haltbarkeit demnächst
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ablaufen. Welche Kuchen kann ich backen,
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-- die maximal 3 Eier und 400g Mehl verbrauchen?
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-- Task (1.2)
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SELECT g.*
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FROM GEBACK g
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JOIN (
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SELECT G_ID
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FROM Z_G zg
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LEFT JOIN ZUTAT z ON zg.Z_ID = z.Z_ID
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WHERE (z.NAME = 'Mehl' AND zg.MASSE <= 400)
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OR (z.NAME = 'Ei' AND zg.MASSE <= 300)
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GROUP BY G_ID
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HAVING COUNT(DISTINCT CASE WHEN z.NAME IN ('Mehl', 'Ei') THEN z.Z_ID END) < 2
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) fltr ON g.G_ID = fltr.G_ID;
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```
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```sql
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SELECT * FROM GEBACK g
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WHERE g.G_ID IN (
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SELECT G_ID FROM (
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SELECT G_ID, SUM(CASE WHEN NAME = 'Mehl' THEN MASSE ELSE 0 END) AS sum_mehl,
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COUNT(DISTINCT CASE WHEN NAME IN ('Ei','Mehl') THEN Z_ID END) AS count_ingredients
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FROM Z_G
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WHERE NAME IN ('Mehl', 'Ei')
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GROUP BY G_ID
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HAVING sum_mehl <= 400 AND count_ingredients <= 2
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) x
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);
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```
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@ -1,7 +1,7 @@
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---
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# the default layout is 'page'
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icon: fas fa-info-circle
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order: 4
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order: 100
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---
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> Add Markdown syntax content to file `_tabs/about.md`{: .filepath } and it will show up on this page.
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@ -0,0 +1,9 @@
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---
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# the default layout is 'page'
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icon: fas fa-info-circle
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order: 4
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---
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TODO
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[aa](./a)
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