/** Create a predicate that checks if all exprs are equal or both sides are null. */
private Expr createNullMatchingEquals(
List<Expr> exprs, TupleId inputTid, ExprSubstitutionMap bufferedSmap) {
Preconditions.checkState(!exprs.isEmpty());
Expr result = createNullMatchingEqualsAux(exprs, 0, inputTid, bufferedSmap);
result.analyzeNoThrow(analyzer_);
return result;
}
