public static final Reagent VALUE = new SimpleReagent("ELEMENT", "descendant-or-self::text()", ReagentType.PHRASE,
String.class, "Value to generate a SQL string equal string for, works with null correctly.");
public Formula getFormula() {
Reagent[] reagents = new Reagent[] {VALUE};
return new SimpleFormula(SqlStringEqualsPhrase.class, reagents);
}