对sql解析结果，进行revert，生成反向sql，以及undo日志

Repository metrics

Stars

4,035 stars (4,035 stars)

PR merge metrics

No merged PRs in 30d (No merged PRs in 30d)

Description

Contributor guide

Research direction

Investigate the existing undo log mechanism in hmily and the SQL parser to understand how to generate reverse SQL for rollback. Focus on the revert logic for SQL parsing results.

Tech stack

javasql

Domain

backenddatabase

Issue type

Feature

DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.

3

Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.

1-2 days

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.

Needs investigation

Prerequisites

JavaSQL

Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.

40