Class Lattice.DerivedColumn

  • All Implemented Interfaces:
    Enclosing class:

    public static class Lattice.DerivedColumn
    extends Lattice.Column
    Column in a lattice that is based upon a SQL expression.
    • Field Detail

      • e

        public final RexNode e
      • tables

        final java.util.List<java.lang.String> tables
    • Constructor Detail

      • DerivedColumn

        private DerivedColumn​(int ordinal,
                              java.lang.String alias,
                              RexNode e,
                              java.util.List<java.lang.String> tables)
    • Method Detail

      • toString

        public java.lang.String toString()
        toString in class java.lang.Object
      • defaultAlias

        public java.lang.String defaultAlias()
        Description copied from class: Lattice.Column
        The alias that SQL would give to this expression.
        Specified by:
        defaultAlias in class Lattice.Column