📄️ hasMany
hasMany(Model, foreignKey, localKey)
📄️ belongsTo
belongsTo(Model, foreignKey, ownerKey)
📄️ belongsToMany
belongsToMany(Model, pivotModel, foreignKey, foreignKeyTarget)
📄️ hasManyThrough
hasManyThrough(Model, throughModel, foreignKey, throughForeignKey)
📄️ Eager Loading
with(relation, options?)