实时数仓 Hologres bitmap索引的相关内容

[帮助文档] 在Hologres中创建表和索引

表是存储和组织数据的基本单位，合理地创建表、设置表索引及属性，可以为您提供高效的数据处理和分析能力。本文为您介绍在Hologres中的建表语法、设置索引和HoloWeb可视化建表。

实时数仓 Hologres产品使用合集之建表字符串默认都是bitmap索引，如果字符串的是高基数的，会不会有影响

问题一：想问一下：我现在创建hologres的动态分区表，但是创建主表之后不会自动生成子表，要怎么处理呢？想问一下：我现在创建hologres的动态分区表，但是创建主表之后不会自动生成子表，要怎么处理呢？ ...

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[帮助文档] 基于hg_table_info表进行表索引诊断

统计信息日志表（hologres.hg_table_info）用于收集实例中表的相关元数据，包括创建时间、存储量等信息，以便业务对表做精细化治理。基于hg_table_info表，Hologres提供了表索引诊断功能，通过对表的索引（存储模式、索引设置）等不同维度的元数据进行诊断，帮助业务更加高效的...

Hologres建表字符串默认都是bitmap索引，如果字符串的是高基数的，会不会有影响？

Hologres建表字符串默认都是bitmap索引，如果字符串的是高基数的，会不会有影响？我不太明白如果有影响的话，为什么要默认创建？就是说影响存储，对查询还是有帮助的

Hologres 10亿级别的数据量，里面我增加了一个bitmap索引，这个索引是异步后面增加的吗?

Hologres 10亿级别的数据量，里面我增加了一个bitmap索引，执行只要几十毫秒，这个索引是异步后面增加的吗?我怎么判断执行完了呢？我发现等值查询的速度并没有增加

[帮助文档] 在Hologres中聚簇索引ClusteringKey如何使用

本文为您介绍在Hologres中聚簇索引Clustering Key使用的相关内容。

[帮助文档] 如何使用Hologres中位图索引Bitmap

本文为您介绍Hologres中位图索引Bitmap的使用相关内容。

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