Class Function2

All Implemented Interfaces:
NamedExpression, HasSQL, Typed
Direct Known Subclasses:
MathFunction2, NullIfFunction, SetFunction, SignalFunction, StringFunction2

public abstract class Function2 extends Operation2 implements NamedExpression
Function with two arguments.
  • Constructor Details

  • Method Details

    • getValue

      public Value getValue(SessionLocal session)
      Description copied from class: Expression
      Return the resulting value for the current row.
      Specified by:
      getValue in class Expression
      Parameters:
      session - the session
      Returns:
      the result
    • getValue

      protected Value getValue(SessionLocal session, Value v1, Value v2)
      Returns the value of this function.
      Parameters:
      session - the session
      v1 - the value of first argument
      v2 - the value of second argument
      Returns:
      the resulting value
    • getUnenclosedSQL

      public StringBuilder getUnenclosedSQL(StringBuilder builder, int sqlFlags)
      Description copied from class: Expression
      Get the SQL statement of this expression. This may not always be the original SQL statement, especially after optimization. Enclosing '(' and ')' are never appended.
      Specified by:
      getUnenclosedSQL in class Expression
      Parameters:
      builder - string builder
      sqlFlags - formatting flags
      Returns:
      the specified string builder