pingcap/tidb

ERROR 1305 (42000): FUNCTION UUID_SHORT does not exist

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#4,620 opened on Sep 25, 2017

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component/expressiongood first issuehelp wanted

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Description

Please answer these questions before submitting your issue. Thanks!

  1. What did you do? If possible, provide a recipe for reproducing the error.

SELECT UUID_SHORT();

  1. What did you expect to see?

+-------------------+ | UUID_SHORT() | +-------------------+ | 97316296756035585 | +-------------------+ 1 row in set (0.00 sec)

  1. What did you see instead?

ERROR 1305 (42000): FUNCTION UUID_SHORT does not exist

  1. What version of TiDB are you using (tidb-server -V)?

Release Version: 0.9.0 Git Commit Hash: fa87ec45a9acf93fc6e740ecb617b4a100d0d867 Git Commit Branch: HEAD UTC Build Time: 2017-09-24 01:38:26

Contributor guide

Research direction
Implement the UUID SHORT function in TiDB. Study the existing UUID() implementation in the expression package and register the new function. Write unit tests and ensure compatibility with MySQL.
Tech stack
go
Domain
database
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
GoSQL
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
75