数据库测试database 的相关内容

阿里云文档 2025-02-26

pgvector性能测试（基于HNSW索引）

本文介绍RDS PostgreSQL实例pgvector插件基于HNSW索引的性能测试，使用ann-benchmarks工具进行评估，涵盖了召回率、QPS、索引构建时间等关键指标。

阿里云文档 2025-02-25

通过TPC-DS测试selectDB性能

云数据库 SelectDB 版旨在提供卓越的性能和便捷的数据分析服务，在宽表聚合、多表关联以及高并发点查等场景下均具有优异的性能表现。本文将为您介绍，在Linux环境下，如何使用TPC-DS标准测试SelectDB复杂查询的性能以及测试结果。

阿里云文档 2025-02-19

pgvector性能测试（基于IVF索引）

本文介绍RDS PostgreSQL实例vector插件基于IVF索引的性能测试，使用pgbench工具进行评估，将分别展示向量数据及其索引在不同数据量下所占用的存储空间情况，并分析设置不同的lists值和probes值对查询效率及召回率的影响。

阿里云文档 2025-01-03

如何使用ClickBench测试列存只读实例的性能

ClickBench是由ClickHouse, Inc发布，用于评测大规模分析场景的数据集，共包含43条性能测试SQL，本文将为您介绍如何使用它测试列存只读实例的性能。

阿里云文档 2024-10-12

印

本文介绍 OceanBase 数据库在开启和未开启 TDE 加密场景下的数据库性能的影响，帮助您评估是否选择开启 TDE 加密。

文章 2017-06-30 来自：开发者社区

数据库单元测试 What is database unit testing?

Unit Testing, while a well understood technique in the application development world, is not nearly as prevalent in the data community. Therefore, before jumping into how exactly you would utilize th....

文章 2017-06-14 来自：开发者社区

谈一下我们是怎么做数据库单元测试(Database Unit Test)的

作者水平有限，如有错误或纰漏，请指出，谢谢。背景介绍最近在团队在做release之前的regression,把各个feature分支merge回master之后发现DB的单元测试出现了20多个失败的test cases。之前没怎么做过DB的单元测试，正好借这个机会熟悉一下写DB单元测试的流程。这篇博文中首先介绍一下在我们的特定项目场景中是如何搭建DB 单元测试框架的，然后举一个简单的例子，....

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