RelationshipConstraintBuilder

elif_orm::relationships::constraints::builder

Struct RelationshipConstraintBuilder 

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pub struct RelationshipConstraintBuilder { /* private fields */ }
Expand description

Builder for relationship constraints with type safety and validation

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impl RelationshipConstraintBuilder

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pub fn new() -> Self

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pub async fn apply_all(&self, query: &mut QueryBuilder) -> ModelResult<()>

Apply all constraints to the query builder

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pub fn constraints(&self) -> &[Box<dyn RelationshipConstraint>]

Get all constraints

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pub fn has_constraint_type(&self, constraint_type: &ConstraintType) -> bool

Check if a constraint type has been applied

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pub fn where_eq<V>(self, field: &str, value: V) -> Self
where V: Send + Sync + Display + Clone + 'static,

Add WHERE equals constraint

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pub fn where_ne<V>(self, field: &str, value: V) -> Self
where V: Send + Sync + Display + Clone + 'static,

Add WHERE not equals constraint

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pub fn where_gt<V>(self, field: &str, value: V) -> Self
where V: Send + Sync + Display + Clone + 'static,

Add WHERE greater than constraint

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pub fn where_gte<V>(self, field: &str, value: V) -> Self
where V: Send + Sync + Display + Clone + 'static,

Add WHERE greater than or equal constraint

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pub fn where_lt<V>(self, field: &str, value: V) -> Self
where V: Send + Sync + Display + Clone + 'static,

Add WHERE less than constraint

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pub fn where_lte<V>(self, field: &str, value: V) -> Self
where V: Send + Sync + Display + Clone + 'static,

Add WHERE less than or equal constraint

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pub fn where_like(self, field: &str, pattern: &str) -> Self

Add WHERE LIKE constraint

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pub fn where_in<V>(self, field: &str, values: Vec<V>) -> Self
where V: Send + Sync + Display + Clone + 'static,

Add WHERE IN constraint

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pub fn where_raw(self, condition: &str) -> Self

Add raw WHERE constraint

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pub fn order_by(self, field: &str) -> Self

Add ORDER BY constraint

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pub fn order_by_desc(self, field: &str) -> Self

Add ORDER BY DESC constraint

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pub fn limit(self, count: i64) -> Self

Add LIMIT constraint

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pub fn offset(self, count: i64) -> Self

Add OFFSET constraint

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pub fn group_by(self, field: &str) -> Self

Add GROUP BY constraint

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pub fn having<V>(self, field: &str, operator: QueryOperator, value: V) -> Self
where V: Send + Sync + Display + Clone + 'static,

Add HAVING constraint

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pub fn having_raw(self, condition: &str) -> Self

Add raw HAVING constraint

Trait Implementations§

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impl Debug for RelationshipConstraintBuilder

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for RelationshipConstraintBuilder

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fn default() -> Self

Returns the “default value” for a type. Read more

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where T: 'static + ?Sized,

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