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+# Tree collection
+
+## Collection options
+
+```ts
+{
+ name: 'categories',
+ tree: 'adjacency-list',
+ fields: [
+ {
+ type: 'belongsTo',
+ name: 'parent',
+ treeParent: true,
+ },
+ {
+ type: 'hasMany',
+ name: 'children',
+ treeChildren: true,
+ },
+ ],
+}
+```
+
+## UI
+
+### Create tree collection
+
+
+
+
+### Default fields
+
+
+
+### Table block
+
+
+
+### Add child
+
+
+
+### Expend/Collapse
+
+
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+# Tree collection
+
+## Collection options
+
+```ts
+{
+ name: 'categories',
+ tree: 'adjacency-list',
+ fields: [
+ {
+ type: 'belongsTo',
+ name: 'parent',
+ treeParent: true,
+ },
+ {
+ type: 'hasMany',
+ name: 'children',
+ treeChildren: true,
+ },
+ ],
+}
+```
+
+## UI
+
+### Create tree collection
+
+
+
+
+### Default fields
+
+
+
+### Table block
+
+
+
+### Add child
+
+
+
+### Expend/Collapse
+
+
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