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8.0版本在add和modify都包含的DDL中，会禁用osc #668

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BigChaoChao opened this issue Aug 10, 2024 · 2 comments
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8.0版本在add和modify都包含的DDL中，会禁用osc #668

BigChaoChao opened this issue Aug 10, 2024 · 2 comments

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@BigChaoChao
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描述
8.0版本在add和modify都包含的DDL中，会禁用osc，变成直连OnlineDDL
@hanchuanchuan hanchuanchuan mentioned this issue Aug 21, 2024
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@hanchuanchuan
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在MySQL v8.0如果有add column时会自动禁用osc, MySQL v8.0支持 ALGORITHM=INSTANT方式添加立即添加列.
该判断在同一alter table语句时会有问题, 将在下个版本升级. #673

@hanchuanchuan
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请升级到v1.3.0-94版本后重试. (添加了新的控制参数enable_ddl_instant, 默认为true, 设为false即可主动关闭该功能)

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@hanchuanchuan @BigChaoChao