github/gh-ost

1.1.7 can not use in mariadb 10.3

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#1,488 opened on Jan 3, 2025

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Description

gh-ost --version 1.1.7 (git commit: d5ab048c1f046821f3c7384a386fc1c3ae399c92)

mysql --version mysql Ver 15.1 Distrib 10.3.31-MariaDB, for Linux (x86_64) using readline 5.1

2025-01-03 02:18:57 FATAL Error 1193 (HY000): Unknown system variable 'transaction_isolation'

in mariadb，not have variable 'transaction_isolation'，but have variable 'tx_isolation'

MariaDB [(none)]> show variables like '%isolation%'; +---------------+-----------------+ | Variable_name | Value | +---------------+-----------------+ | tx_isolation | REPEATABLE-READ | +---------------+-----------------+

Contributor guide

Research direction
Search the codebase for all references to 'transaction isolation' and determine if MariaDB detection can be added to use 'tx isolation' instead.
Tech stack
go
Domain
backenddatabase
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
GoMySQL/MariaDB
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
80