Record Class JoinConfig

java.lang.Object
java.lang.Record
org.elasticsearch.xpack.esql.plan.logical.join.JoinConfig
Record Components:
type - type of join
leftFields - fields from the left child to join on
rightFields - fields from the right child to join on
joinOnConditions - join conditions for expression based joins. If null, we assume equi-join on the left/right fields
All Implemented Interfaces:
Writeable

public record JoinConfig(JoinType type, List<Attribute> leftFields, List<Attribute> rightFields, Expression joinOnConditions) extends Record implements Writeable
  • Constructor Details

  • Method Details

    • writeTo

      public void writeTo(StreamOutput out) throws IOException
      Specified by:
      writeTo in interface Writeable
      Throws:
      IOException
    • expressionsResolved

      public boolean expressionsResolved()
    • toString

      public String toString()
      Returns a string representation of this record class. The representation contains the name of the class, followed by the name and value of each of the record components.
      Specified by:
      toString in class Record
      Returns:
      a string representation of this object
    • hashCode

      public final int hashCode()
      Returns a hash code value for this object. The value is derived from the hash code of each of the record components.
      Specified by:
      hashCode in class Record
      Returns:
      a hash code value for this object
    • equals

      public final boolean equals(Object o)
      Indicates whether some other object is "equal to" this one. The objects are equal if the other object is of the same class and if all the record components are equal. All components in this record class are compared with Objects::equals(Object,Object).
      Specified by:
      equals in class Record
      Parameters:
      o - the object with which to compare
      Returns:
      true if this object is the same as the o argument; false otherwise.
    • type

      public JoinType type()
      Returns the value of the type record component.
      Returns:
      the value of the type record component
    • leftFields

      public List<Attribute> leftFields()
      Returns the value of the leftFields record component.
      Returns:
      the value of the leftFields record component
    • rightFields

      public List<Attribute> rightFields()
      Returns the value of the rightFields record component.
      Returns:
      the value of the rightFields record component
    • joinOnConditions

      @Nullable public Expression joinOnConditions()
      Returns the value of the joinOnConditions record component.
      Returns:
      the value of the joinOnConditions record component