Removed null constrain from variant name and added query for bartender.

2026-02-04 03:29:32 +01:00
parent e695b1bbb1
commit c524b2485b
2 changed files with 31 additions and 2 deletions
@@ -3,8 +3,28 @@
 ---

 ## SQL
+Query to get all articles with their variants and corresponding setting values.

+COALESCE to select between two values where one is not null, if both are null first value is used.
+With this default values are overridden.

+```SQL
+SELECT a.name AS product,
+	CONCAT(CONCAT(v.weight, ' '), u.display) AS weight,
+	a.bio AS bio,
+	COALESCE(v.description, a.description) AS description,
+	COALESCE(v.ingredients, a.ingredients) AS ingredients,
+	COALESCE(v.name, a.name) AS name,
+	COALESCE(a.bio_origin, s.bio) AS "bio origin",
+	COALESCE(a.mhd, s.mhd) AS mhd,
+	COALESCE(a.allergens_text, s.allergens_text) AS "allergens info"
+FROM article AS a
+INNER JOIN variant AS v ON v.article_id = a.id
+INNER JOIN settings AS s ON v.article_id = v.article_id
+INNER JOIN unit AS u ON v.unit_id = u.id
+INNER JOIN label AS l ON v.label_id = l.id
+ORDER BY a.name, v.weight ASC
+```

 ---

@@ -16,8 +36,13 @@
 </b></p>
 ```

+### Ingredients
+```html
+
+```
+
 ### Allergens info
 ```html
-<html><head><style type='text/css'>body {font-family: Arial; font-size: 7px;}</style></head><body>
-</body></html>
+<html><head><style type='text/css'>body {font-family: Arial; font-size: 7px;}</style></head><body><p style="text-align: center; margin: 0; padding: 0;">
+</p></body></html>
 ```
@@ -0,0 +1,4 @@
+-- Add migration script here
+
+ALTER TABLE IF EXISTS public.variant
+    ALTER COLUMN name DROP NOT NULL;