Field (fdb-relational-api 4.2.2.1 API)

Type Parameters:: T - The type of the field.

All Superinterfaces:: ComparableExpressionTrait<T,Expression<T>>, Expression<T>, ScalarExpression<T>

All Known Subinterfaces:: Mixins.BooleanField, Mixins.DoubleField, Mixins.FieldEqualityTrait<T>, Mixins.FloatField, Mixins.IntField, Mixins.LongField, Mixins.StringField

All Known Implementing Classes:: UserDefinedField

@Immutable public interface Field<T extends DataType> extends ComparableExpressionTrait<T,Expression<T>>

Represents a (nested) field in a SQL table.

Method Summary

Modifier and Type

Method

Description

default Mixins.BooleanField

asBoolean()

default Mixins.BooleanField

asBoolean(boolean isNullable)

default Mixins.DoubleField

asDouble()

default Mixins.DoubleField

asDouble(boolean isNullable)

default Mixins.FloatField

asFloat()

default Mixins.FloatField

asFloat(boolean isNullable)

default Mixins.IntField

asInt()

default Mixins.IntField

asInt(boolean isNullable)

default Mixins.LongField

asLong()

default Mixins.LongField

asLong(boolean isNullable)

default Mixins.StringField

asString()

default Mixins.StringField

asString(boolean isNullable)

String

getName()

Iterable<String>

getParts()

Field<?>

subField(String part)

Methods inherited from interface com.apple.foundationdb.relational.api.fluentsql.expression.ComparableExpressionTrait
getType, greaterThan, greaterThanOrEquals, greatest, isEqualTo, lessThan, lessThanOrEqual, notEquals

Methods inherited from interface com.apple.foundationdb.relational.api.fluentsql.expression.Expression
accept

Methods inherited from interface com.apple.foundationdb.relational.api.fluentsql.expression.ScalarExpression
isNotNull, isNull

Method Details
- getParts
  
  @Nonnull Iterable<String> getParts()
- subField
  
  @Nonnull Field<?> subField(@Nonnull String part)
- getName
  
  @Nonnull String getName()
- asBoolean
  
  @Nonnull default Mixins.BooleanField asBoolean()
- asBoolean
  
  default Mixins.BooleanField asBoolean(boolean isNullable)
- asInt
  
  @Nonnull default Mixins.IntField asInt()
- asInt
  
  @Nonnull default Mixins.IntField asInt(boolean isNullable)
- asLong
  
  @Nonnull default Mixins.LongField asLong()
- asLong
  
  @Nonnull default Mixins.LongField asLong(boolean isNullable)
- asFloat
  
  @Nonnull default Mixins.FloatField asFloat()
- asFloat
  
  @Nonnull default Mixins.FloatField asFloat(boolean isNullable)
- asDouble
  
  @Nonnull default Mixins.DoubleField asDouble()
- asDouble
  
  @Nonnull default Mixins.DoubleField asDouble(boolean isNullable)
- asString
  
  @Nonnull default Mixins.StringField asString()
- asString
  
  @Nonnull default Mixins.StringField asString(boolean isNullable)