presto-parser/src/main/java/io/prestosql/sql/parser/AstBuilder.java/AstBuilder/visitDelete
class AstBuilder:    @Override
    public Node visitDelete(SqlBaseParser.DeleteContext context)
    {
        return new Delete(
                getLocation(context),
                new Table(getLocation(context), getQualifiedName(context.qualifiedName())),
                visitIfPresent(context.booleanExpression(), Expression.class));
    }