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数据量大的时候更新前的列的值为空 #135

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fengbaoli opened this issue Mar 9, 2024 · 0 comments

fengbaoli commented Mar 9, 2024

小数据量更新没有问题，但是在大数据量存在问题，就是做数据更新，非更新列的值存在空值，等于这个对于下游做数据同步使用upsert不太友好

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