Module is.codion.framework.domain
Package is.codion.framework.domain.entity.attribute
package is.codion.framework.domain.entity.attribute
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ClassDescriptionAttribute<T>Typed
Attribute.ProvidesAttributeDefinition.Builderinstances.Defines the data type of an AttributeDefines an Attribute.AttributeDefinition.Builder<T,B extends AttributeDefinition.Builder<T, B>> Builds a attribute definition instanceSupplies values, for example default ones.The possible audit actionsA column definition representing an audit columnColumn<T>AnAttributerepresenting a table column.ProvidesColumnDefinition.Builderinstances.Column.Converter<T,C> Converts to and from SQL values, such as integers being used to represent booleans in a database.
By default aColumn.Converteris not expected to handle null values, with null values automatically converted to/from null column values.
If aColumn.Converterneeds to handle null values as well as non-null valuesColumn.Converter.handlesNull()must be overridden to return true.Fetches a single value from a result set.Specifies a attribute definition based on a table columnColumnDefinition.Builder<T,B extends ColumnDefinition.Builder<T, B>> Builds aColumnDefinitionResponsible for providing values derived from other valuesProvides the source values from which to derive the value.A definition for attributes which value is derived from the values of one or more attribute.AnAttributerepresenting a foreign key relation.ProvidesForeignKeyDefinition.Builderinstances.Represents a foreign key reference between columns.Represents a reference to another entity, typically but not necessarily based on a foreign key.Builds aForeignKeyDefinition.An attribute that does not map to an underlying database column.TransientAttributeDefinition.Builder<T,B extends TransientAttributeDefinition.Builder<T, B>> Builds a transient AttributeDefinition instanceA basic TypeReference implementation.