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+---
+title: Postgresql JSON
+category: Development
+---
+
+```
+SELECT * FROM users WHERE data->>'name' = 'John'
+SELECT data->>'name' AS name FROM users
+```
+
+| Postgres | JavaScript pseudocode |
+| ---- | ---- |
+| WHERE `data->>'name'` = 'John' | `data.name` |
+| WHERE `data ? 'name'`          | `data.hasOwnProperty('name')` |
+| `jsonb_array_elements_text(data->'tags')`          | `data.map(d => d.tags).flatten.uniq` |