实时数仓 Hologres映射的相关内容

Hologres ctas怎么映射呢？

在Hologres中，CTAS（Create Table As Select）语句用于根据查询结果创建一个新的表。要将Hologres中的CTAS映射到其他工具或系统中，可以按照以下步骤进行：编写一个SQL查询语句，该语句将返回要插入新表中的数据。例如，假设我们有一个名为source_table的...

Hologres源表定义的时候，可以映射为flink的timestmap么，那这个怎么映射呢？

在Hologres源表定义中，可以映射为Flink的Timestamp。具体映射方式如下：在源表定义中，将时间列的数据类型设置为TIMESTAMP或者DATETIME。例如： CREATE TABLE source_table ( ... event_time TIMESTAMP, ... ); ...

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Hologres源表定义的时候，可以映射为flink的timestmap么，那这个怎么映射呢？

DataWorks中请问“一键实时同步至Hologres”的“刷新源表和Hologres表映射”一？

问题1:DataWorks中请问“一键实时同步至Hologres”的“刷新源表和Hologres表映射”一直卡在最后是什么原因？刷新过没用，又回到重新填的界面，最久等待了快10分钟才刷新的地域是美国（硅谷）requestid: "0a3c4e9a16876729721907895e59e4" 问...

请教一下关于hologres垮实例映射访问，外表的形式查询的过程是不是占用内存资源更多，本地是不占用

请教一下关于hologres垮实例映射访问，外表的形式查询的过程是不是占用内存资源更多，本地是不占用存储的？源表添加字段是否会影响到目的表原来字段的数据同步？

ClickHouse 与 Hologres 的数据类型映射都有什么？

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更新时间 2023-12-14 17:27:40

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