SqlObjectMapper/sqlObjectMapper.annotations/JoinMany

JoinMany

@Target(allowedTargets = [AnnotationTarget.VALUE_PARAMETER, AnnotationTarget.PROPERTY, AnnotationTarget.FIELD])
annotation class JoinMany(val elemConverter: KClass<out ValueConverter> = ValueConverter::class, val childEntityType: KClass<*> = Any::class)

Indicate that a property is a collection of one-to-many child objects in a "LEFT JOIN" query Child object must have at least one property annotated as an identifying column.

See also

Properties

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val childEntityType: KClass<*>

specify the entity to be used to parse ResultSet's row

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val elemConverter: KClass<out ValueConverter>

use ValueConverter.fromDb to convert an object before adding it into the collection