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对于数仓应用来说,upsert是一种场景的写入模式。碰到重复行的数据就会覆盖。
mo支持两种upsert的使用模式,insert on duplicate key update及replace into。
需要完整的描述下upsert的使用场景,mo中对应这个东西的两种语法和能力,他们之间的区别,以及使用推荐建议。
The text was updated successfully, but these errors were encountered:
yangj1211
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对于数仓应用来说,upsert是一种场景的写入模式。碰到重复行的数据就会覆盖。
mo支持两种upsert的使用模式,insert on duplicate key update及replace into。
需要完整的描述下upsert的使用场景,mo中对应这个东西的两种语法和能力,他们之间的区别,以及使用推荐建议。
The text was updated successfully, but these errors were encountered: