Add find_linked_recursive method to ModelTrait #2480
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…necessary joins in ModelTrait
tyt2y3
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Feb 22, 2025
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| "SELECT `fruit`.`id`, `fruit`.`name`, `fruit`.`cake_id` FROM `fruit`", | ||
| "INNER JOIN `cake` ON `cake`.`id` = `fruit`.`cake_id`", | ||
| "WHERE `cake`.`id` = 12", |
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Oh wow this is such a smart optimization
tyt2y3
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Feb 22, 2025
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| .on_condition(|_cake_filling, cake| { | ||
| Expr::col((cake, super::cake::Column::Name)) |
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why is the left and right swapped?
I understand your point that this is a bug, but this will be a breaking change to fix this at this point, sadly. Can you add some test cases to demonstrate the recursive use cases? |
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PR Info
New Features
Linked<From = M, To = M>exists, thenmodel.find_linked_recursivewill generate a CTE to follow the links recursively and return all ancestors or descendants of the model.Bug Fixes
RelationDef.rev()did not swap the arguments to itson_conditionChanges
#[ignore]tojoin_16andjoin_18tests insrc/query/join.rsbecause the generated queries make no sense, I suggest removing them (andentity_linked::JoinWithoutReverse)