--- Mapping\Fixture\Yaml\ClosureCategory: type: entity table: closure_categories id: id: type: integer generator: strategy: AUTO gedmo: tree: type: closure closure: Tree\Fixture\Closure\CategoryClosure fields: title: type: string length: 64 level: type: integer gedmo: - treeLevel manyToOne: parent: targetEntity: Mapping\Fixture\Yaml\ClosureCategory inversedBy: children gedmo: - treeParent oneToMany: children: targetEntity: Mapping\Fixture\Yaml\ClosureCategory mappedBy: parent indexes: search_idx: columns: title