presto-main/src/main/java/io/prestosql/operator/scalar/JoniRegexpFunctions.java/JoniRegexpFunctions/regexpExtractAll
class JoniRegexpFunctions:    @Description("string(s) extracted using the given pattern")
    @ScalarFunction
    @LiteralParameters("x")
    @SqlType("array(varchar(x))")
    public static Block regexpExtractAll(@SqlType("varchar(x)") Slice source, @SqlType(JoniRegexpType.NAME) Regex pattern)
    {
        return regexpExtractAll(source, pattern, 0);
    }