On this page

Show all

Help Center/ MapReduce Service/ FAQs/ MRS Overview/ What Are the Differences Between Hive Versions?

What Are the Differences Between Hive Versions?

Updated on 2022-09-14 GMT+08:00

View PDF

Hive 3.1 has the following differences when compared with Hive 1.2:

String cannot be converted to int.
The user-defined functions (UDFs) of the Date type are changed to Hive built-in UDFs.
Hive 3.1 does not provide the index function anymore.
Hive 3.1 uses the UTC time in time functions, while Hive 1.2 uses the local time zone.
The JDBC drivers in Hive 3.1 and Hive 1.2 are incompatible.
In Hive 3.1, column names in ORC files are case-sensitive and underscores-sensitive.
Hive 3.1 does not allow columns named time.

Parent topic: MRS Overview

Thank you very much for your feedback. We will continue working to improve the documentation.

The system is busy. Please try again later.

Which of the following issues have you encountered?

Content is inconsistent with the product UI

Unclear descriptions

Lack of examples or code

Incorrect steps

Can't find what I need

Lack of best practices

Feedback (optional)

0/500

Select at least one type of issue, and enter your comments or suggestions.

Enter a maximum of 500 characters.

Submit Cancel